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1 /* apps/s_time.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 #define NO_SHUTDOWN | |
60 | |
61 /*----------------------------------------- | |
62 s_time - SSL client connection timer program | |
63 Written and donated by Larry Streepy <streepy@healthcare.com> | |
64 -----------------------------------------*/ | |
65 | |
66 #include <stdio.h> | |
67 #include <stdlib.h> | |
68 #include <string.h> | |
69 | |
70 #define USE_SOCKETS | |
71 #include "apps.h" | |
72 #ifdef OPENSSL_NO_STDIO | |
73 #define APPS_WIN16 | |
74 #endif | |
75 #include <openssl/x509.h> | |
76 #include <openssl/ssl.h> | |
77 #include <openssl/pem.h> | |
78 #include "s_apps.h" | |
79 #include <openssl/err.h> | |
80 #ifdef WIN32_STUFF | |
81 #include "winmain.h" | |
82 #include "wintext.h" | |
83 #endif | |
84 #if !defined(OPENSSL_SYS_MSDOS) | |
85 #include OPENSSL_UNISTD | |
86 #endif | |
87 | |
88 #undef PROG | |
89 #define PROG s_time_main | |
90 | |
91 #undef ioctl | |
92 #define ioctl ioctlsocket | |
93 | |
94 #define SSL_CONNECT_NAME "localhost:4433" | |
95 | |
96 /*#define TEST_CERT "client.pem" */ /* no default cert. */ | |
97 | |
98 #undef BUFSIZZ | |
99 #define BUFSIZZ 1024*10 | |
100 | |
101 #define MYBUFSIZ 1024*8 | |
102 | |
103 #undef min | |
104 #undef max | |
105 #define min(a,b) (((a) < (b)) ? (a) : (b)) | |
106 #define max(a,b) (((a) > (b)) ? (a) : (b)) | |
107 | |
108 #undef SECONDS | |
109 #define SECONDS 30 | |
110 extern int verify_depth; | |
111 extern int verify_error; | |
112 | |
113 static void s_time_usage(void); | |
114 static int parseArgs( int argc, char **argv ); | |
115 static SSL *doConnection( SSL *scon ); | |
116 static void s_time_init(void); | |
117 | |
118 /*********************************************************************** | |
119 * Static data declarations | |
120 */ | |
121 | |
122 /* static char *port=PORT_STR;*/ | |
123 static char *host=SSL_CONNECT_NAME; | |
124 static char *t_cert_file=NULL; | |
125 static char *t_key_file=NULL; | |
126 static char *CApath=NULL; | |
127 static char *CAfile=NULL; | |
128 static char *tm_cipher=NULL; | |
129 static int tm_verify = SSL_VERIFY_NONE; | |
130 static int maxTime = SECONDS; | |
131 static SSL_CTX *tm_ctx=NULL; | |
132 static const SSL_METHOD *s_time_meth=NULL; | |
133 static char *s_www_path=NULL; | |
134 static long bytes_read=0; | |
135 static int st_bugs=0; | |
136 static int perform=0; | |
137 #ifdef FIONBIO | |
138 static int t_nbio=0; | |
139 #endif | |
140 #ifdef OPENSSL_SYS_WIN32 | |
141 static int exitNow = 0; /* Set when it's time to exit main */ | |
142 #endif | |
143 | |
144 static void s_time_init(void) | |
145 { | |
146 host=SSL_CONNECT_NAME; | |
147 t_cert_file=NULL; | |
148 t_key_file=NULL; | |
149 CApath=NULL; | |
150 CAfile=NULL; | |
151 tm_cipher=NULL; | |
152 tm_verify = SSL_VERIFY_NONE; | |
153 maxTime = SECONDS; | |
154 tm_ctx=NULL; | |
155 s_time_meth=NULL; | |
156 s_www_path=NULL; | |
157 bytes_read=0; | |
158 st_bugs=0; | |
159 perform=0; | |
160 | |
161 #ifdef FIONBIO | |
162 t_nbio=0; | |
163 #endif | |
164 #ifdef OPENSSL_SYS_WIN32 | |
165 exitNow = 0; /* Set when it's time to exit main */ | |
166 #endif | |
167 } | |
168 | |
169 /*********************************************************************** | |
170 * usage - display usage message | |
171 */ | |
172 static void s_time_usage(void) | |
173 { | |
174 static char umsg[] = "\ | |
175 -time arg - max number of seconds to collect data, default %d\n\ | |
176 -verify arg - turn on peer certificate verification, arg == depth\n\ | |
177 -cert arg - certificate file to use, PEM format assumed\n\ | |
178 -key arg - RSA file to use, PEM format assumed, key is in cert file\n\ | |
179 file if not specified by this option\n\ | |
180 -CApath arg - PEM format directory of CA's\n\ | |
181 -CAfile arg - PEM format file of CA's\n\ | |
182 -cipher - preferred cipher to use, play with 'openssl ciphers'\n\n"; | |
183 | |
184 printf( "usage: s_time <args>\n\n" ); | |
185 | |
186 printf("-connect host:port - host:port to connect to (default is %s)\n",
SSL_CONNECT_NAME); | |
187 #ifdef FIONBIO | |
188 printf("-nbio - Run with non-blocking IO\n"); | |
189 printf("-ssl2 - Just use SSLv2\n"); | |
190 printf("-ssl3 - Just use SSLv3\n"); | |
191 printf("-bugs - Turn on SSL bug compatibility\n"); | |
192 printf("-new - Just time new connections\n"); | |
193 printf("-reuse - Just time connection reuse\n"); | |
194 printf("-www page - Retrieve 'page' from the site\n"); | |
195 #endif | |
196 printf( umsg,SECONDS ); | |
197 } | |
198 | |
199 /*********************************************************************** | |
200 * parseArgs - Parse command line arguments and initialize data | |
201 * | |
202 * Returns 0 if ok, -1 on bad args | |
203 */ | |
204 static int parseArgs(int argc, char **argv) | |
205 { | |
206 int badop = 0; | |
207 | |
208 verify_depth=0; | |
209 verify_error=X509_V_OK; | |
210 | |
211 argc--; | |
212 argv++; | |
213 | |
214 while (argc >= 1) { | |
215 if (strcmp(*argv,"-connect") == 0) | |
216 { | |
217 if (--argc < 1) goto bad; | |
218 host= *(++argv); | |
219 } | |
220 #if 0 | |
221 else if( strcmp(*argv,"-host") == 0) | |
222 { | |
223 if (--argc < 1) goto bad; | |
224 host= *(++argv); | |
225 } | |
226 else if( strcmp(*argv,"-port") == 0) | |
227 { | |
228 if (--argc < 1) goto bad; | |
229 port= *(++argv); | |
230 } | |
231 #endif | |
232 else if (strcmp(*argv,"-reuse") == 0) | |
233 perform=2; | |
234 else if (strcmp(*argv,"-new") == 0) | |
235 perform=1; | |
236 else if( strcmp(*argv,"-verify") == 0) { | |
237 | |
238 tm_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE; | |
239 if (--argc < 1) goto bad; | |
240 verify_depth=atoi(*(++argv)); | |
241 BIO_printf(bio_err,"verify depth is %d\n",verify_depth); | |
242 | |
243 } else if( strcmp(*argv,"-cert") == 0) { | |
244 | |
245 if (--argc < 1) goto bad; | |
246 t_cert_file= *(++argv); | |
247 | |
248 } else if( strcmp(*argv,"-key") == 0) { | |
249 | |
250 if (--argc < 1) goto bad; | |
251 t_key_file= *(++argv); | |
252 | |
253 } else if( strcmp(*argv,"-CApath") == 0) { | |
254 | |
255 if (--argc < 1) goto bad; | |
256 CApath= *(++argv); | |
257 | |
258 } else if( strcmp(*argv,"-CAfile") == 0) { | |
259 | |
260 if (--argc < 1) goto bad; | |
261 CAfile= *(++argv); | |
262 | |
263 } else if( strcmp(*argv,"-cipher") == 0) { | |
264 | |
265 if (--argc < 1) goto bad; | |
266 tm_cipher= *(++argv); | |
267 } | |
268 #ifdef FIONBIO | |
269 else if(strcmp(*argv,"-nbio") == 0) { | |
270 t_nbio=1; | |
271 } | |
272 #endif | |
273 else if(strcmp(*argv,"-www") == 0) | |
274 { | |
275 if (--argc < 1) goto bad; | |
276 s_www_path= *(++argv); | |
277 if(strlen(s_www_path) > MYBUFSIZ-100) | |
278 { | |
279 BIO_printf(bio_err,"-www option too long\n"); | |
280 badop=1; | |
281 } | |
282 } | |
283 else if(strcmp(*argv,"-bugs") == 0) | |
284 st_bugs=1; | |
285 #ifndef OPENSSL_NO_SSL2 | |
286 else if(strcmp(*argv,"-ssl2") == 0) | |
287 s_time_meth=SSLv2_client_method(); | |
288 #endif | |
289 #ifndef OPENSSL_NO_SSL3 | |
290 else if(strcmp(*argv,"-ssl3") == 0) | |
291 s_time_meth=SSLv3_client_method(); | |
292 #endif | |
293 else if( strcmp(*argv,"-time") == 0) { | |
294 | |
295 if (--argc < 1) goto bad; | |
296 maxTime= atoi(*(++argv)); | |
297 } | |
298 else { | |
299 BIO_printf(bio_err,"unknown option %s\n",*argv); | |
300 badop=1; | |
301 break; | |
302 } | |
303 | |
304 argc--; | |
305 argv++; | |
306 } | |
307 | |
308 if (perform == 0) perform=3; | |
309 | |
310 if(badop) { | |
311 bad: | |
312 s_time_usage(); | |
313 return -1; | |
314 } | |
315 | |
316 return 0; /* Valid args */ | |
317 } | |
318 | |
319 /*********************************************************************** | |
320 * TIME - time functions | |
321 */ | |
322 #define START 0 | |
323 #define STOP 1 | |
324 | |
325 static double tm_Time_F(int s) | |
326 { | |
327 return app_tminterval(s,1); | |
328 } | |
329 | |
330 /*********************************************************************** | |
331 * MAIN - main processing area for client | |
332 * real name depends on MONOLITH | |
333 */ | |
334 int MAIN(int, char **); | |
335 | |
336 int MAIN(int argc, char **argv) | |
337 { | |
338 double totalTime = 0.0; | |
339 int nConn = 0; | |
340 SSL *scon=NULL; | |
341 long finishtime=0; | |
342 int ret=1,i; | |
343 MS_STATIC char buf[1024*8]; | |
344 int ver; | |
345 | |
346 apps_startup(); | |
347 s_time_init(); | |
348 | |
349 if (bio_err == NULL) | |
350 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); | |
351 | |
352 #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3) | |
353 s_time_meth=SSLv23_client_method(); | |
354 #elif !defined(OPENSSL_NO_SSL3) | |
355 s_time_meth=SSLv3_client_method(); | |
356 #elif !defined(OPENSSL_NO_SSL2) | |
357 s_time_meth=SSLv2_client_method(); | |
358 #endif | |
359 | |
360 /* parse the command line arguments */ | |
361 if( parseArgs( argc, argv ) < 0 ) | |
362 goto end; | |
363 | |
364 OpenSSL_add_ssl_algorithms(); | |
365 if ((tm_ctx=SSL_CTX_new(s_time_meth)) == NULL) return(1); | |
366 | |
367 SSL_CTX_set_quiet_shutdown(tm_ctx,1); | |
368 | |
369 if (st_bugs) SSL_CTX_set_options(tm_ctx,SSL_OP_ALL); | |
370 SSL_CTX_set_cipher_list(tm_ctx,tm_cipher); | |
371 if(!set_cert_stuff(tm_ctx,t_cert_file,t_key_file)) | |
372 goto end; | |
373 | |
374 SSL_load_error_strings(); | |
375 | |
376 if ((!SSL_CTX_load_verify_locations(tm_ctx,CAfile,CApath)) || | |
377 (!SSL_CTX_set_default_verify_paths(tm_ctx))) | |
378 { | |
379 /* BIO_printf(bio_err,"error setting default verify locations\n"
); */ | |
380 ERR_print_errors(bio_err); | |
381 /* goto end; */ | |
382 } | |
383 | |
384 if (tm_cipher == NULL) | |
385 tm_cipher = getenv("SSL_CIPHER"); | |
386 | |
387 if (tm_cipher == NULL ) { | |
388 fprintf( stderr, "No CIPHER specified\n" ); | |
389 } | |
390 | |
391 if (!(perform & 1)) goto next; | |
392 printf( "Collecting connection statistics for %d seconds\n", maxTime ); | |
393 | |
394 /* Loop and time how long it takes to make connections */ | |
395 | |
396 bytes_read=0; | |
397 finishtime=(long)time(NULL)+maxTime; | |
398 tm_Time_F(START); | |
399 for (;;) | |
400 { | |
401 if (finishtime < (long)time(NULL)) break; | |
402 #ifdef WIN32_STUFF | |
403 | |
404 if( flushWinMsgs(0) == -1 ) | |
405 goto end; | |
406 | |
407 if( waitingToDie || exitNow ) /* we're dead */ | |
408 goto end; | |
409 #endif | |
410 | |
411 if( (scon = doConnection( NULL )) == NULL ) | |
412 goto end; | |
413 | |
414 if (s_www_path != NULL) | |
415 { | |
416 BIO_snprintf(buf,sizeof buf,"GET %s HTTP/1.0\r\n\r\n",s_
www_path); | |
417 SSL_write(scon,buf,strlen(buf)); | |
418 while ((i=SSL_read(scon,buf,sizeof(buf))) > 0) | |
419 bytes_read+=i; | |
420 } | |
421 | |
422 #ifdef NO_SHUTDOWN | |
423 SSL_set_shutdown(scon,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
424 #else | |
425 SSL_shutdown(scon); | |
426 #endif | |
427 SHUTDOWN2(SSL_get_fd(scon)); | |
428 | |
429 nConn += 1; | |
430 if (SSL_session_reused(scon)) | |
431 ver='r'; | |
432 else | |
433 { | |
434 ver=SSL_version(scon); | |
435 if (ver == TLS1_VERSION) | |
436 ver='t'; | |
437 else if (ver == SSL3_VERSION) | |
438 ver='3'; | |
439 else if (ver == SSL2_VERSION) | |
440 ver='2'; | |
441 else | |
442 ver='*'; | |
443 } | |
444 fputc(ver,stdout); | |
445 fflush(stdout); | |
446 | |
447 SSL_free( scon ); | |
448 scon=NULL; | |
449 } | |
450 totalTime += tm_Time_F(STOP); /* Add the time for this iteration */ | |
451 | |
452 i=(int)((long)time(NULL)-finishtime+maxTime); | |
453 printf( "\n\n%d connections in %.2fs; %.2f connections/user sec, bytes r
ead %ld\n", nConn, totalTime, ((double)nConn/totalTime),bytes_read); | |
454 printf( "%d connections in %ld real seconds, %ld bytes read per connecti
on\n",nConn,(long)time(NULL)-finishtime+maxTime,bytes_read/nConn); | |
455 | |
456 /* Now loop and time connections using the same session id over and over
*/ | |
457 | |
458 next: | |
459 if (!(perform & 2)) goto end; | |
460 printf( "\n\nNow timing with session id reuse.\n" ); | |
461 | |
462 /* Get an SSL object so we can reuse the session id */ | |
463 if( (scon = doConnection( NULL )) == NULL ) | |
464 { | |
465 fprintf( stderr, "Unable to get connection\n" ); | |
466 goto end; | |
467 } | |
468 | |
469 if (s_www_path != NULL) | |
470 { | |
471 BIO_snprintf(buf,sizeof buf,"GET %s HTTP/1.0\r\n\r\n",s_www_path
); | |
472 SSL_write(scon,buf,strlen(buf)); | |
473 while (SSL_read(scon,buf,sizeof(buf)) > 0) | |
474 ; | |
475 } | |
476 #ifdef NO_SHUTDOWN | |
477 SSL_set_shutdown(scon,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
478 #else | |
479 SSL_shutdown(scon); | |
480 #endif | |
481 SHUTDOWN2(SSL_get_fd(scon)); | |
482 | |
483 nConn = 0; | |
484 totalTime = 0.0; | |
485 | |
486 finishtime=(long)time(NULL)+maxTime; | |
487 | |
488 printf( "starting\n" ); | |
489 bytes_read=0; | |
490 tm_Time_F(START); | |
491 | |
492 for (;;) | |
493 { | |
494 if (finishtime < (long)time(NULL)) break; | |
495 | |
496 #ifdef WIN32_STUFF | |
497 if( flushWinMsgs(0) == -1 ) | |
498 goto end; | |
499 | |
500 if( waitingToDie || exitNow ) /* we're dead */ | |
501 goto end; | |
502 #endif | |
503 | |
504 if( (doConnection( scon )) == NULL ) | |
505 goto end; | |
506 | |
507 if (s_www_path) | |
508 { | |
509 BIO_snprintf(buf,sizeof buf,"GET %s HTTP/1.0\r\n\r\n",s_
www_path); | |
510 SSL_write(scon,buf,strlen(buf)); | |
511 while ((i=SSL_read(scon,buf,sizeof(buf))) > 0) | |
512 bytes_read+=i; | |
513 } | |
514 | |
515 #ifdef NO_SHUTDOWN | |
516 SSL_set_shutdown(scon,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
517 #else | |
518 SSL_shutdown(scon); | |
519 #endif | |
520 SHUTDOWN2(SSL_get_fd(scon)); | |
521 | |
522 nConn += 1; | |
523 if (SSL_session_reused(scon)) | |
524 ver='r'; | |
525 else | |
526 { | |
527 ver=SSL_version(scon); | |
528 if (ver == TLS1_VERSION) | |
529 ver='t'; | |
530 else if (ver == SSL3_VERSION) | |
531 ver='3'; | |
532 else if (ver == SSL2_VERSION) | |
533 ver='2'; | |
534 else | |
535 ver='*'; | |
536 } | |
537 fputc(ver,stdout); | |
538 fflush(stdout); | |
539 } | |
540 totalTime += tm_Time_F(STOP); /* Add the time for this iteration*/ | |
541 | |
542 | |
543 printf( "\n\n%d connections in %.2fs; %.2f connections/user sec, bytes r
ead %ld\n", nConn, totalTime, ((double)nConn/totalTime),bytes_read); | |
544 printf( "%d connections in %ld real seconds, %ld bytes read per connecti
on\n",nConn,(long)time(NULL)-finishtime+maxTime,bytes_read/nConn); | |
545 | |
546 ret=0; | |
547 end: | |
548 if (scon != NULL) SSL_free(scon); | |
549 | |
550 if (tm_ctx != NULL) | |
551 { | |
552 SSL_CTX_free(tm_ctx); | |
553 tm_ctx=NULL; | |
554 } | |
555 apps_shutdown(); | |
556 OPENSSL_EXIT(ret); | |
557 } | |
558 | |
559 /*********************************************************************** | |
560 * doConnection - make a connection | |
561 * Args: | |
562 * scon = earlier ssl connection for session id, or NULL | |
563 * Returns: | |
564 * SSL * = the connection pointer. | |
565 */ | |
566 static SSL *doConnection(SSL *scon) | |
567 { | |
568 BIO *conn; | |
569 SSL *serverCon; | |
570 int width, i; | |
571 fd_set readfds; | |
572 | |
573 if ((conn=BIO_new(BIO_s_connect())) == NULL) | |
574 return(NULL); | |
575 | |
576 /* BIO_set_conn_port(conn,port);*/ | |
577 BIO_set_conn_hostname(conn,host); | |
578 | |
579 if (scon == NULL) | |
580 serverCon=SSL_new(tm_ctx); | |
581 else | |
582 { | |
583 serverCon=scon; | |
584 SSL_set_connect_state(serverCon); | |
585 } | |
586 | |
587 SSL_set_bio(serverCon,conn,conn); | |
588 | |
589 #if 0 | |
590 if( scon != NULL ) | |
591 SSL_set_session(serverCon,SSL_get_session(scon)); | |
592 #endif | |
593 | |
594 /* ok, lets connect */ | |
595 for(;;) { | |
596 i=SSL_connect(serverCon); | |
597 if (BIO_sock_should_retry(i)) | |
598 { | |
599 BIO_printf(bio_err,"DELAY\n"); | |
600 | |
601 i=SSL_get_fd(serverCon); | |
602 width=i+1; | |
603 FD_ZERO(&readfds); | |
604 openssl_fdset(i,&readfds); | |
605 /* Note: under VMS with SOCKETSHR the 2nd parameter | |
606 * is currently of type (int *) whereas under other | |
607 * systems it is (void *) if you don't have a cast it | |
608 * will choke the compiler: if you do have a cast then | |
609 * you can either go for (int *) or (void *). | |
610 */ | |
611 select(width,(void *)&readfds,NULL,NULL,NULL); | |
612 continue; | |
613 } | |
614 break; | |
615 } | |
616 if(i <= 0) | |
617 { | |
618 BIO_printf(bio_err,"ERROR\n"); | |
619 if (verify_error != X509_V_OK) | |
620 BIO_printf(bio_err,"verify error:%s\n", | |
621 X509_verify_cert_error_string(verify_error)); | |
622 else | |
623 ERR_print_errors(bio_err); | |
624 if (scon == NULL) | |
625 SSL_free(serverCon); | |
626 return NULL; | |
627 } | |
628 | |
629 return serverCon; | |
630 } | |
631 | |
632 | |
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