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Change the trust and purpose code so it doesn't need init
[thirdparty/openssl.git] / apps / s_server.c
1 /* apps/s_server.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3 * All rights reserved.
4 *
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
8 *
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15 *
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
22 *
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
25 * are met:
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40 *
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51 * SUCH DAMAGE.
52 *
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
57 */
58
59 #include <assert.h>
60 #include <stdio.h>
61 #include <stdlib.h>
62 #include <string.h>
63 #include <sys/types.h>
64 #include <sys/stat.h>
65 #ifdef NO_STDIO
66 #define APPS_WIN16
67 #endif
68
69 /* With IPv6, it looks like Digital has mixed up the proper order of
70 recursive header file inclusion, resulting in the compiler complaining
71 that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which
72 is needed to have fileno() declared correctly... So let's define u_int */
73 #if defined(VMS) && defined(__DECC) && !defined(__U_INT)
74 #define __U_INT
75 typedef unsigned int u_int;
76 #endif
77
78 #include <openssl/lhash.h>
79 #include <openssl/bn.h>
80 #define USE_SOCKETS
81 #include "apps.h"
82 #include <openssl/err.h>
83 #include <openssl/pem.h>
84 #include <openssl/x509.h>
85 #include <openssl/ssl.h>
86 #include "s_apps.h"
87
88 #ifdef WINDOWS
89 #include <conio.h>
90 #endif
91
92 #if (defined(VMS) && __VMS_VER < 70000000)
93 /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */
94 #undef FIONBIO
95 #endif
96
97 #if defined(NO_RSA) && !defined(NO_SSL2)
98 #define NO_SSL2
99 #endif
100
101 #ifndef NO_RSA
102 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength);
103 #endif
104 static int sv_body(char *hostname, int s, unsigned char *context);
105 static int www_body(char *hostname, int s, unsigned char *context);
106 static void close_accept_socket(void );
107 static void sv_usage(void);
108 static int init_ssl_connection(SSL *s);
109 static void print_stats(BIO *bp,SSL_CTX *ctx);
110 #ifndef NO_DH
111 static DH *load_dh_param(char *dhfile);
112 static DH *get_dh512(void);
113 #endif
114 #ifdef MONOLITH
115 static void s_server_init(void);
116 #endif
117
118 #ifndef S_ISDIR
119 # if defined(_S_IFMT) && defined(_S_IFDIR)
120 # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
121 # else
122 # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
123 # endif
124 #endif
125
126 #ifndef NO_DH
127 static unsigned char dh512_p[]={
128 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75,
129 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F,
130 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3,
131 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12,
132 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C,
133 0x47,0x74,0xE8,0x33,
134 };
135 static unsigned char dh512_g[]={
136 0x02,
137 };
138
139 static DH *get_dh512(void)
140 {
141 DH *dh=NULL;
142
143 if ((dh=DH_new()) == NULL) return(NULL);
144 dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL);
145 dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL);
146 if ((dh->p == NULL) || (dh->g == NULL))
147 return(NULL);
148 return(dh);
149 }
150 #endif
151
152 /* static int load_CA(SSL_CTX *ctx, char *file);*/
153
154 #undef BUFSIZZ
155 #define BUFSIZZ 16*1024
156 static int bufsize=BUFSIZZ;
157 static int accept_socket= -1;
158
159 #define TEST_CERT "server.pem"
160 #undef PROG
161 #define PROG s_server_main
162
163 extern int verify_depth;
164
165 static char *cipher=NULL;
166 static int s_server_verify=SSL_VERIFY_NONE;
167 static int s_server_session_id_context = 1; /* anything will do */
168 static char *s_cert_file=TEST_CERT,*s_key_file=NULL;
169 static char *s_dcert_file=NULL,*s_dkey_file=NULL;
170 #ifdef FIONBIO
171 static int s_nbio=0;
172 #endif
173 static int s_nbio_test=0;
174 int s_crlf=0;
175 static SSL_CTX *ctx=NULL;
176 static int www=0;
177
178 static BIO *bio_s_out=NULL;
179 static int s_debug=0;
180 static int s_quiet=0;
181
182 static int hack=0;
183
184 #ifdef MONOLITH
185 static void s_server_init(void)
186 {
187 accept_socket=-1;
188 cipher=NULL;
189 s_server_verify=SSL_VERIFY_NONE;
190 s_dcert_file=NULL;
191 s_dkey_file=NULL;
192 s_cert_file=TEST_CERT;
193 s_key_file=NULL;
194 #ifdef FIONBIO
195 s_nbio=0;
196 #endif
197 s_nbio_test=0;
198 ctx=NULL;
199 www=0;
200
201 bio_s_out=NULL;
202 s_debug=0;
203 s_quiet=0;
204 hack=0;
205 }
206 #endif
207
208 static void sv_usage(void)
209 {
210 BIO_printf(bio_err,"usage: s_server [args ...]\n");
211 BIO_printf(bio_err,"\n");
212 BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT);
213 BIO_printf(bio_err," -context arg - set session ID context\n");
214 BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n");
215 BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n");
216 BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n");
217 BIO_printf(bio_err," (default is %s)\n",TEST_CERT);
218 BIO_printf(bio_err," -key arg - Private Key file to use, PEM format assumed, in cert file if\n");
219 BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT);
220 BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n");
221 BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n");
222 BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n");
223 BIO_printf(bio_err," or a default set of parameters is used\n");
224 #ifdef FIONBIO
225 BIO_printf(bio_err," -nbio - Run with non-blocking IO\n");
226 #endif
227 BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n");
228 BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n");
229 BIO_printf(bio_err," -debug - Print more output\n");
230 BIO_printf(bio_err," -state - Print the SSL states\n");
231 BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n");
232 BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n");
233 BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n");
234 BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n");
235 BIO_printf(bio_err," -quiet - No server output\n");
236 BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n");
237 BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n");
238 BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n");
239 BIO_printf(bio_err," -tls1 - Just talk TLSv1\n");
240 BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n");
241 BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n");
242 BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n");
243 #ifndef NO_DH
244 BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n");
245 #endif
246 BIO_printf(bio_err," -bugs - Turn on SSL bug compatability\n");
247 BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n");
248 BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n");
249 }
250
251 static int local_argc=0;
252 static char **local_argv;
253
254 #ifdef CHARSET_EBCDIC
255 static int ebcdic_new(BIO *bi);
256 static int ebcdic_free(BIO *a);
257 static int ebcdic_read(BIO *b, char *out, int outl);
258 static int ebcdic_write(BIO *b, char *in, int inl);
259 static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr);
260 static int ebcdic_gets(BIO *bp, char *buf, int size);
261 static int ebcdic_puts(BIO *bp, char *str);
262
263 #define BIO_TYPE_EBCDIC_FILTER (18|0x0200)
264 static BIO_METHOD methods_ebcdic=
265 {
266 BIO_TYPE_EBCDIC_FILTER,
267 "EBCDIC/ASCII filter",
268 ebcdic_write,
269 ebcdic_read,
270 ebcdic_puts,
271 ebcdic_gets,
272 ebcdic_ctrl,
273 ebcdic_new,
274 ebcdic_free,
275 };
276
277 typedef struct
278 {
279 size_t alloced;
280 char buff[1];
281 } EBCDIC_OUTBUFF;
282
283 BIO_METHOD *BIO_f_ebcdic_filter()
284 {
285 return(&methods_ebcdic);
286 }
287
288 static int ebcdic_new(BIO *bi)
289 {
290 EBCDIC_OUTBUFF *wbuf;
291
292 wbuf = (EBCDIC_OUTBUFF *)Malloc(sizeof(EBCDIC_OUTBUFF) + 1024);
293 wbuf->alloced = 1024;
294 wbuf->buff[0] = '\0';
295
296 bi->ptr=(char *)wbuf;
297 bi->init=1;
298 bi->flags=0;
299 return(1);
300 }
301
302 static int ebcdic_free(BIO *a)
303 {
304 if (a == NULL) return(0);
305 if (a->ptr != NULL)
306 Free(a->ptr);
307 a->ptr=NULL;
308 a->init=0;
309 a->flags=0;
310 return(1);
311 }
312
313 static int ebcdic_read(BIO *b, char *out, int outl)
314 {
315 int ret=0;
316
317 if (out == NULL || outl == 0) return(0);
318 if (b->next_bio == NULL) return(0);
319
320 ret=BIO_read(b->next_bio,out,outl);
321 if (ret > 0)
322 ascii2ebcdic(out,out,ret);
323 return(ret);
324 }
325
326 static int ebcdic_write(BIO *b, char *in, int inl)
327 {
328 EBCDIC_OUTBUFF *wbuf;
329 int ret=0;
330 int num;
331 unsigned char n;
332
333 if ((in == NULL) || (inl <= 0)) return(0);
334 if (b->next_bio == NULL) return(0);
335
336 wbuf=(EBCDIC_OUTBUFF *)b->ptr;
337
338 if (inl > (num = wbuf->alloced))
339 {
340 num = num + num; /* double the size */
341 if (num < inl)
342 num = inl;
343 Free((char*)wbuf);
344 wbuf=(EBCDIC_OUTBUFF *)Malloc(sizeof(EBCDIC_OUTBUFF) + num);
345
346 wbuf->alloced = num;
347 wbuf->buff[0] = '\0';
348
349 b->ptr=(char *)wbuf;
350 }
351
352 ebcdic2ascii(wbuf->buff, in, inl);
353
354 ret=BIO_write(b->next_bio, wbuf->buff, inl);
355
356 return(ret);
357 }
358
359 static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr)
360 {
361 long ret;
362
363 if (b->next_bio == NULL) return(0);
364 switch (cmd)
365 {
366 case BIO_CTRL_DUP:
367 ret=0L;
368 break;
369 default:
370 ret=BIO_ctrl(b->next_bio,cmd,num,ptr);
371 break;
372 }
373 return(ret);
374 }
375
376 static int ebcdic_gets(BIO *bp, char *buf, int size)
377 {
378 int i, ret;
379 if (bp->next_bio == NULL) return(0);
380 /* return(BIO_gets(bp->next_bio,buf,size));*/
381 for (i=0; i<size-1; ++i)
382 {
383 ret = ebcdic_read(bp,&buf[i],1);
384 if (ret <= 0)
385 break;
386 else if (buf[i] == '\n')
387 {
388 ++i;
389 break;
390 }
391 }
392 if (i < size)
393 buf[i] = '\0';
394 return (ret < 0 && i == 0) ? ret : i;
395 }
396
397 static int ebcdic_puts(BIO *bp, char *str)
398 {
399 if (bp->next_bio == NULL) return(0);
400 return ebcdic_write(bp, str, strlen(str));
401 }
402 #endif
403
404 int MAIN(int argc, char *argv[])
405 {
406 short port=PORT;
407 char *CApath=NULL,*CAfile=NULL;
408 char *context = NULL;
409 char *dhfile = NULL;
410 int badop=0,bugs=0;
411 int ret=1;
412 int off=0;
413 int no_tmp_rsa=0,no_dhe=0,nocert=0;
414 int state=0;
415 SSL_METHOD *meth=NULL;
416 #ifndef NO_DH
417 DH *dh=NULL;
418 #endif
419
420 #if !defined(NO_SSL2) && !defined(NO_SSL3)
421 meth=SSLv23_server_method();
422 #elif !defined(NO_SSL3)
423 meth=SSLv3_server_method();
424 #elif !defined(NO_SSL2)
425 meth=SSLv2_server_method();
426 #endif
427
428 local_argc=argc;
429 local_argv=argv;
430
431 apps_startup();
432 #ifdef MONOLITH
433 s_server_init();
434 #endif
435
436 if (bio_err == NULL)
437 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
438
439 verify_depth=0;
440 #ifdef FIONBIO
441 s_nbio=0;
442 #endif
443 s_nbio_test=0;
444
445 argc--;
446 argv++;
447
448 while (argc >= 1)
449 {
450 if ((strcmp(*argv,"-port") == 0) ||
451 (strcmp(*argv,"-accept") == 0))
452 {
453 if (--argc < 1) goto bad;
454 if (!extract_port(*(++argv),&port))
455 goto bad;
456 }
457 else if (strcmp(*argv,"-verify") == 0)
458 {
459 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE;
460 if (--argc < 1) goto bad;
461 verify_depth=atoi(*(++argv));
462 BIO_printf(bio_err,"verify depth is %d\n",verify_depth);
463 }
464 else if (strcmp(*argv,"-Verify") == 0)
465 {
466 s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT|
467 SSL_VERIFY_CLIENT_ONCE;
468 if (--argc < 1) goto bad;
469 verify_depth=atoi(*(++argv));
470 BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth);
471 }
472 else if (strcmp(*argv,"-context") == 0)
473 {
474 if (--argc < 1) goto bad;
475 context= *(++argv);
476 }
477 else if (strcmp(*argv,"-cert") == 0)
478 {
479 if (--argc < 1) goto bad;
480 s_cert_file= *(++argv);
481 }
482 else if (strcmp(*argv,"-key") == 0)
483 {
484 if (--argc < 1) goto bad;
485 s_key_file= *(++argv);
486 }
487 else if (strcmp(*argv,"-dhparam") == 0)
488 {
489 if (--argc < 1) goto bad;
490 dhfile = *(++argv);
491 }
492 else if (strcmp(*argv,"-dcert") == 0)
493 {
494 if (--argc < 1) goto bad;
495 s_dcert_file= *(++argv);
496 }
497 else if (strcmp(*argv,"-dkey") == 0)
498 {
499 if (--argc < 1) goto bad;
500 s_dkey_file= *(++argv);
501 }
502 else if (strcmp(*argv,"-nocert") == 0)
503 {
504 nocert=1;
505 }
506 else if (strcmp(*argv,"-CApath") == 0)
507 {
508 if (--argc < 1) goto bad;
509 CApath= *(++argv);
510 }
511 else if (strcmp(*argv,"-cipher") == 0)
512 {
513 if (--argc < 1) goto bad;
514 cipher= *(++argv);
515 }
516 else if (strcmp(*argv,"-CAfile") == 0)
517 {
518 if (--argc < 1) goto bad;
519 CAfile= *(++argv);
520 }
521 #ifdef FIONBIO
522 else if (strcmp(*argv,"-nbio") == 0)
523 { s_nbio=1; }
524 #endif
525 else if (strcmp(*argv,"-nbio_test") == 0)
526 {
527 #ifdef FIONBIO
528 s_nbio=1;
529 #endif
530 s_nbio_test=1;
531 }
532 else if (strcmp(*argv,"-debug") == 0)
533 { s_debug=1; }
534 else if (strcmp(*argv,"-hack") == 0)
535 { hack=1; }
536 else if (strcmp(*argv,"-state") == 0)
537 { state=1; }
538 else if (strcmp(*argv,"-crlf") == 0)
539 { s_crlf=1; }
540 else if (strcmp(*argv,"-quiet") == 0)
541 { s_quiet=1; }
542 else if (strcmp(*argv,"-bugs") == 0)
543 { bugs=1; }
544 else if (strcmp(*argv,"-no_tmp_rsa") == 0)
545 { no_tmp_rsa=1; }
546 else if (strcmp(*argv,"-no_dhe") == 0)
547 { no_dhe=1; }
548 else if (strcmp(*argv,"-www") == 0)
549 { www=1; }
550 else if (strcmp(*argv,"-WWW") == 0)
551 { www=2; }
552 else if (strcmp(*argv,"-no_ssl2") == 0)
553 { off|=SSL_OP_NO_SSLv2; }
554 else if (strcmp(*argv,"-no_ssl3") == 0)
555 { off|=SSL_OP_NO_SSLv3; }
556 else if (strcmp(*argv,"-no_tls1") == 0)
557 { off|=SSL_OP_NO_TLSv1; }
558 #ifndef NO_SSL2
559 else if (strcmp(*argv,"-ssl2") == 0)
560 { meth=SSLv2_server_method(); }
561 #endif
562 #ifndef NO_SSL3
563 else if (strcmp(*argv,"-ssl3") == 0)
564 { meth=SSLv3_server_method(); }
565 #endif
566 #ifndef NO_TLS1
567 else if (strcmp(*argv,"-tls1") == 0)
568 { meth=TLSv1_server_method(); }
569 #endif
570 else
571 {
572 BIO_printf(bio_err,"unknown option %s\n",*argv);
573 badop=1;
574 break;
575 }
576 argc--;
577 argv++;
578 }
579 if (badop)
580 {
581 bad:
582 sv_usage();
583 goto end;
584 }
585
586 app_RAND_load_file(NULL, bio_err, 0);
587
588 if (bio_s_out == NULL)
589 {
590 if (s_quiet && !s_debug)
591 {
592 bio_s_out=BIO_new(BIO_s_null());
593 }
594 else
595 {
596 if (bio_s_out == NULL)
597 bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE);
598 }
599 }
600
601 #if !defined(NO_RSA) || !defined(NO_DSA)
602 if (nocert)
603 #endif
604 {
605 s_cert_file=NULL;
606 s_key_file=NULL;
607 s_dcert_file=NULL;
608 s_dkey_file=NULL;
609 }
610
611 SSL_load_error_strings();
612 SSLeay_add_ssl_algorithms();
613
614 ctx=SSL_CTX_new(meth);
615 if (ctx == NULL)
616 {
617 ERR_print_errors(bio_err);
618 goto end;
619 }
620
621 SSL_CTX_set_quiet_shutdown(ctx,1);
622 if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL);
623 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG);
624 SSL_CTX_set_options(ctx,off);
625 if (hack) SSL_CTX_set_options(ctx,SSL_OP_NON_EXPORT_FIRST);
626
627 if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback);
628
629 SSL_CTX_sess_set_cache_size(ctx,128);
630
631 #if 0
632 if (cipher == NULL) cipher=getenv("SSL_CIPHER");
633 #endif
634
635 #if 0
636 if (s_cert_file == NULL)
637 {
638 BIO_printf(bio_err,"You must specify a certificate file for the server to use\n");
639 goto end;
640 }
641 #endif
642
643 if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) ||
644 (!SSL_CTX_set_default_verify_paths(ctx)))
645 {
646 /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */
647 ERR_print_errors(bio_err);
648 /* goto end; */
649 }
650
651 #ifndef NO_DH
652 if (!no_dhe)
653 {
654 dh=load_dh_param(dhfile ? dhfile : s_cert_file);
655 if (dh != NULL)
656 {
657 BIO_printf(bio_s_out,"Setting temp DH parameters\n");
658 }
659 else
660 {
661 BIO_printf(bio_s_out,"Using default temp DH parameters\n");
662 dh=get_dh512();
663 }
664 (void)BIO_flush(bio_s_out);
665
666 SSL_CTX_set_tmp_dh(ctx,dh);
667 DH_free(dh);
668 }
669 #endif
670
671 if (!set_cert_stuff(ctx,s_cert_file,s_key_file))
672 goto end;
673 if (s_dcert_file != NULL)
674 {
675 if (!set_cert_stuff(ctx,s_dcert_file,s_dkey_file))
676 goto end;
677 }
678
679 #ifndef NO_RSA
680 #if 1
681 SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb);
682 #else
683 if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx))
684 {
685 RSA *rsa;
686
687 BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key...");
688 BIO_flush(bio_s_out);
689
690 rsa=RSA_generate_key(512,RSA_F4,NULL);
691
692 if (!SSL_CTX_set_tmp_rsa(ctx,rsa))
693 {
694 ERR_print_errors(bio_err);
695 goto end;
696 }
697 RSA_free(rsa);
698 BIO_printf(bio_s_out,"\n");
699 }
700 #endif
701 #endif
702
703 if (cipher != NULL)
704 SSL_CTX_set_cipher_list(ctx,cipher);
705 SSL_CTX_set_verify(ctx,s_server_verify,verify_callback);
706 SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context,
707 sizeof s_server_session_id_context);
708
709 if (CAfile != NULL)
710 SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile));
711
712 BIO_printf(bio_s_out,"ACCEPT\n");
713 if (www)
714 do_server(port,&accept_socket,www_body, context);
715 else
716 do_server(port,&accept_socket,sv_body, context);
717 print_stats(bio_s_out,ctx);
718 ret=0;
719 end:
720 if (ctx != NULL) SSL_CTX_free(ctx);
721 if (bio_s_out != NULL)
722 {
723 BIO_free(bio_s_out);
724 bio_s_out=NULL;
725 }
726 EXIT(ret);
727 }
728
729 static void print_stats(BIO *bio, SSL_CTX *ssl_ctx)
730 {
731 BIO_printf(bio,"%4ld items in the session cache\n",
732 SSL_CTX_sess_number(ssl_ctx));
733 BIO_printf(bio,"%4d client connects (SSL_connect())\n",
734 SSL_CTX_sess_connect(ssl_ctx));
735 BIO_printf(bio,"%4d client renegotiates (SSL_connect())\n",
736 SSL_CTX_sess_connect_renegotiate(ssl_ctx));
737 BIO_printf(bio,"%4d client connects that finished\n",
738 SSL_CTX_sess_connect_good(ssl_ctx));
739 BIO_printf(bio,"%4d server accepts (SSL_accept())\n",
740 SSL_CTX_sess_accept(ssl_ctx));
741 BIO_printf(bio,"%4d server renegotiates (SSL_accept())\n",
742 SSL_CTX_sess_accept_renegotiate(ssl_ctx));
743 BIO_printf(bio,"%4d server accepts that finished\n",
744 SSL_CTX_sess_accept_good(ssl_ctx));
745 BIO_printf(bio,"%4d session cache hits\n",SSL_CTX_sess_hits(ssl_ctx));
746 BIO_printf(bio,"%4d session cache misses\n",SSL_CTX_sess_misses(ssl_ctx));
747 BIO_printf(bio,"%4d session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx));
748 BIO_printf(bio,"%4d callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx));
749 BIO_printf(bio,"%4d cache full overflows (%d allowed)\n",
750 SSL_CTX_sess_cache_full(ssl_ctx),
751 SSL_CTX_sess_get_cache_size(ssl_ctx));
752 }
753
754 static int sv_body(char *hostname, int s, unsigned char *context)
755 {
756 char *buf=NULL;
757 fd_set readfds;
758 int ret=1,width;
759 int k,i;
760 unsigned long l;
761 SSL *con=NULL;
762 BIO *sbio;
763 #ifdef WINDOWS
764 struct timeval tv;
765 #endif
766
767 if ((buf=Malloc(bufsize)) == NULL)
768 {
769 BIO_printf(bio_err,"out of memory\n");
770 goto err;
771 }
772 #ifdef FIONBIO
773 if (s_nbio)
774 {
775 unsigned long sl=1;
776
777 if (!s_quiet)
778 BIO_printf(bio_err,"turning on non blocking io\n");
779 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
780 ERR_print_errors(bio_err);
781 }
782 #endif
783
784 if (con == NULL) {
785 con=(SSL *)SSL_new(ctx);
786 if(context)
787 SSL_set_session_id_context(con, context,
788 strlen((char *)context));
789 }
790 SSL_clear(con);
791
792 sbio=BIO_new_socket(s,BIO_NOCLOSE);
793 if (s_nbio_test)
794 {
795 BIO *test;
796
797 test=BIO_new(BIO_f_nbio_test());
798 sbio=BIO_push(test,sbio);
799 }
800 SSL_set_bio(con,sbio,sbio);
801 SSL_set_accept_state(con);
802 /* SSL_set_fd(con,s); */
803
804 if (s_debug)
805 {
806 con->debug=1;
807 BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
808 BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
809 }
810
811 width=s+1;
812 for (;;)
813 {
814 FD_ZERO(&readfds);
815 #ifndef WINDOWS
816 FD_SET(fileno(stdin),&readfds);
817 #endif
818 FD_SET(s,&readfds);
819 /* Note: under VMS with SOCKETSHR the second parameter is
820 * currently of type (int *) whereas under other systems
821 * it is (void *) if you don't have a cast it will choke
822 * the compiler: if you do have a cast then you can either
823 * go for (int *) or (void *).
824 */
825 #ifdef WINDOWS
826 /* Under Windows we can't select on stdin: only
827 * on sockets. As a workaround we timeout the select every
828 * second and check for any keypress. In a proper Windows
829 * application we wouldn't do this because it is inefficient.
830 */
831 tv.tv_sec = 1;
832 tv.tv_usec = 0;
833 i=select(width,(void *)&readfds,NULL,NULL,&tv);
834 if((i < 0) || (!i && !_kbhit() ) )continue;
835 if(_kbhit())
836 #else
837 i=select(width,(void *)&readfds,NULL,NULL,NULL);
838 if (i <= 0) continue;
839 if (FD_ISSET(fileno(stdin),&readfds))
840 #endif
841 {
842 if (s_crlf)
843 {
844 int j, lf_num;
845
846 i=read(fileno(stdin), buf, bufsize/2);
847 lf_num = 0;
848 /* both loops are skipped when i <= 0 */
849 for (j = 0; j < i; j++)
850 if (buf[j] == '\n')
851 lf_num++;
852 for (j = i-1; j >= 0; j--)
853 {
854 buf[j+lf_num] = buf[j];
855 if (buf[j] == '\n')
856 {
857 lf_num--;
858 i++;
859 buf[j+lf_num] = '\r';
860 }
861 }
862 assert(lf_num == 0);
863 }
864 else
865 i=read(fileno(stdin),buf,bufsize);
866 if (!s_quiet)
867 {
868 if ((i <= 0) || (buf[0] == 'Q'))
869 {
870 BIO_printf(bio_s_out,"DONE\n");
871 SHUTDOWN(s);
872 close_accept_socket();
873 ret= -11;
874 goto err;
875 }
876 if ((i <= 0) || (buf[0] == 'q'))
877 {
878 BIO_printf(bio_s_out,"DONE\n");
879 SHUTDOWN(s);
880 /* close_accept_socket();
881 ret= -11;*/
882 goto err;
883 }
884 if ((buf[0] == 'r') &&
885 ((buf[1] == '\n') || (buf[1] == '\r')))
886 {
887 SSL_renegotiate(con);
888 i=SSL_do_handshake(con);
889 printf("SSL_do_handshake -> %d\n",i);
890 i=0; /*13; */
891 continue;
892 /* strcpy(buf,"server side RE-NEGOTIATE\n"); */
893 }
894 if ((buf[0] == 'R') &&
895 ((buf[1] == '\n') || (buf[1] == '\r')))
896 {
897 SSL_set_verify(con,
898 SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL);
899 SSL_renegotiate(con);
900 i=SSL_do_handshake(con);
901 printf("SSL_do_handshake -> %d\n",i);
902 i=0; /* 13; */
903 continue;
904 /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */
905 }
906 if (buf[0] == 'P')
907 {
908 static char *str="Lets print some clear text\n";
909 BIO_write(SSL_get_wbio(con),str,strlen(str));
910 }
911 if (buf[0] == 'S')
912 {
913 print_stats(bio_s_out,SSL_get_SSL_CTX(con));
914 }
915 }
916 #ifdef CHARSET_EBCDIC
917 ebcdic2ascii(buf,buf,i);
918 #endif
919 l=k=0;
920 for (;;)
921 {
922 /* should do a select for the write */
923 #ifdef RENEG
924 { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } }
925 #endif
926 k=SSL_write(con,&(buf[l]),(unsigned int)i);
927 switch (SSL_get_error(con,k))
928 {
929 case SSL_ERROR_NONE:
930 break;
931 case SSL_ERROR_WANT_WRITE:
932 case SSL_ERROR_WANT_READ:
933 case SSL_ERROR_WANT_X509_LOOKUP:
934 BIO_printf(bio_s_out,"Write BLOCK\n");
935 break;
936 case SSL_ERROR_SYSCALL:
937 case SSL_ERROR_SSL:
938 BIO_printf(bio_s_out,"ERROR\n");
939 ERR_print_errors(bio_err);
940 ret=1;
941 goto err;
942 /* break; */
943 case SSL_ERROR_ZERO_RETURN:
944 BIO_printf(bio_s_out,"DONE\n");
945 ret=1;
946 goto err;
947 }
948 l+=k;
949 i-=k;
950 if (i <= 0) break;
951 }
952 }
953 if (FD_ISSET(s,&readfds))
954 {
955 if (!SSL_is_init_finished(con))
956 {
957 i=init_ssl_connection(con);
958
959 if (i < 0)
960 {
961 ret=0;
962 goto err;
963 }
964 else if (i == 0)
965 {
966 ret=1;
967 goto err;
968 }
969 }
970 else
971 {
972 again:
973 i=SSL_read(con,(char *)buf,bufsize);
974 switch (SSL_get_error(con,i))
975 {
976 case SSL_ERROR_NONE:
977 #ifdef CHARSET_EBCDIC
978 ascii2ebcdic(buf,buf,i);
979 #endif
980 write(fileno(stdout),buf,
981 (unsigned int)i);
982 if (SSL_pending(con)) goto again;
983 break;
984 case SSL_ERROR_WANT_WRITE:
985 case SSL_ERROR_WANT_READ:
986 case SSL_ERROR_WANT_X509_LOOKUP:
987 BIO_printf(bio_s_out,"Read BLOCK\n");
988 break;
989 case SSL_ERROR_SYSCALL:
990 case SSL_ERROR_SSL:
991 BIO_printf(bio_s_out,"ERROR\n");
992 ERR_print_errors(bio_err);
993 ret=1;
994 goto err;
995 case SSL_ERROR_ZERO_RETURN:
996 BIO_printf(bio_s_out,"DONE\n");
997 ret=1;
998 goto err;
999 }
1000 }
1001 }
1002 }
1003 err:
1004 BIO_printf(bio_s_out,"shutting down SSL\n");
1005 #if 1
1006 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
1007 #else
1008 SSL_shutdown(con);
1009 #endif
1010 if (con != NULL) SSL_free(con);
1011 BIO_printf(bio_s_out,"CONNECTION CLOSED\n");
1012 if (buf != NULL)
1013 {
1014 memset(buf,0,bufsize);
1015 Free(buf);
1016 }
1017 if (ret >= 0)
1018 BIO_printf(bio_s_out,"ACCEPT\n");
1019 return(ret);
1020 }
1021
1022 static void close_accept_socket(void)
1023 {
1024 BIO_printf(bio_err,"shutdown accept socket\n");
1025 if (accept_socket >= 0)
1026 {
1027 SHUTDOWN2(accept_socket);
1028 }
1029 }
1030
1031 static int init_ssl_connection(SSL *con)
1032 {
1033 int i;
1034 const char *str;
1035 X509 *peer;
1036 long verify_error;
1037 MS_STATIC char buf[BUFSIZ];
1038
1039 if ((i=SSL_accept(con)) <= 0)
1040 {
1041 if (BIO_sock_should_retry(i))
1042 {
1043 BIO_printf(bio_s_out,"DELAY\n");
1044 return(1);
1045 }
1046
1047 BIO_printf(bio_err,"ERROR\n");
1048 verify_error=SSL_get_verify_result(con);
1049 if (verify_error != X509_V_OK)
1050 {
1051 BIO_printf(bio_err,"verify error:%s\n",
1052 X509_verify_cert_error_string(verify_error));
1053 }
1054 else
1055 ERR_print_errors(bio_err);
1056 return(0);
1057 }
1058
1059 PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con));
1060
1061 peer=SSL_get_peer_certificate(con);
1062 if (peer != NULL)
1063 {
1064 BIO_printf(bio_s_out,"Client certificate\n");
1065 PEM_write_bio_X509(bio_s_out,peer);
1066 X509_NAME_oneline(X509_get_subject_name(peer),buf,BUFSIZ);
1067 BIO_printf(bio_s_out,"subject=%s\n",buf);
1068 X509_NAME_oneline(X509_get_issuer_name(peer),buf,BUFSIZ);
1069 BIO_printf(bio_s_out,"issuer=%s\n",buf);
1070 X509_free(peer);
1071 }
1072
1073 if (SSL_get_shared_ciphers(con,buf,BUFSIZ) != NULL)
1074 BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf);
1075 str=SSL_CIPHER_get_name(SSL_get_current_cipher(con));
1076 BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)");
1077 if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n");
1078 if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) &
1079 TLS1_FLAGS_TLS_PADDING_BUG)
1080 BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n");
1081
1082 return(1);
1083 }
1084
1085 #ifndef NO_DH
1086 static DH *load_dh_param(char *dhfile)
1087 {
1088 DH *ret=NULL;
1089 BIO *bio;
1090
1091 if ((bio=BIO_new_file(dhfile,"r")) == NULL)
1092 goto err;
1093 ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL);
1094 err:
1095 if (bio != NULL) BIO_free(bio);
1096 return(ret);
1097 }
1098 #endif
1099
1100 #if 0
1101 static int load_CA(SSL_CTX *ctx, char *file)
1102 {
1103 FILE *in;
1104 X509 *x=NULL;
1105
1106 if ((in=fopen(file,"r")) == NULL)
1107 return(0);
1108
1109 for (;;)
1110 {
1111 if (PEM_read_X509(in,&x,NULL) == NULL)
1112 break;
1113 SSL_CTX_add_client_CA(ctx,x);
1114 }
1115 if (x != NULL) X509_free(x);
1116 fclose(in);
1117 return(1);
1118 }
1119 #endif
1120
1121 static int www_body(char *hostname, int s, unsigned char *context)
1122 {
1123 char *buf=NULL;
1124 int ret=1;
1125 int i,j,k,blank,dot;
1126 struct stat st_buf;
1127 SSL *con;
1128 SSL_CIPHER *c;
1129 BIO *io,*ssl_bio,*sbio;
1130 long total_bytes;
1131
1132 buf=Malloc(bufsize);
1133 if (buf == NULL) return(0);
1134 io=BIO_new(BIO_f_buffer());
1135 ssl_bio=BIO_new(BIO_f_ssl());
1136 if ((io == NULL) || (ssl_bio == NULL)) goto err;
1137
1138 #ifdef FIONBIO
1139 if (s_nbio)
1140 {
1141 unsigned long sl=1;
1142
1143 if (!s_quiet)
1144 BIO_printf(bio_err,"turning on non blocking io\n");
1145 if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0)
1146 ERR_print_errors(bio_err);
1147 }
1148 #endif
1149
1150 /* lets make the output buffer a reasonable size */
1151 if (!BIO_set_write_buffer_size(io,bufsize)) goto err;
1152
1153 if ((con=(SSL *)SSL_new(ctx)) == NULL) goto err;
1154 if(context) SSL_set_session_id_context(con, context,
1155 strlen((char *)context));
1156
1157 sbio=BIO_new_socket(s,BIO_NOCLOSE);
1158 if (s_nbio_test)
1159 {
1160 BIO *test;
1161
1162 test=BIO_new(BIO_f_nbio_test());
1163 sbio=BIO_push(test,sbio);
1164 }
1165 SSL_set_bio(con,sbio,sbio);
1166 SSL_set_accept_state(con);
1167
1168 /* SSL_set_fd(con,s); */
1169 BIO_set_ssl(ssl_bio,con,BIO_CLOSE);
1170 BIO_push(io,ssl_bio);
1171 #ifdef CHARSET_EBCDIC
1172 io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io);
1173 #endif
1174
1175 if (s_debug)
1176 {
1177 con->debug=1;
1178 BIO_set_callback(SSL_get_rbio(con),bio_dump_cb);
1179 BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out);
1180 }
1181
1182 blank=0;
1183 for (;;)
1184 {
1185 if (hack)
1186 {
1187 i=SSL_accept(con);
1188
1189 switch (SSL_get_error(con,i))
1190 {
1191 case SSL_ERROR_NONE:
1192 break;
1193 case SSL_ERROR_WANT_WRITE:
1194 case SSL_ERROR_WANT_READ:
1195 case SSL_ERROR_WANT_X509_LOOKUP:
1196 continue;
1197 case SSL_ERROR_SYSCALL:
1198 case SSL_ERROR_SSL:
1199 case SSL_ERROR_ZERO_RETURN:
1200 ret=1;
1201 goto err;
1202 /* break; */
1203 }
1204
1205 SSL_renegotiate(con);
1206 SSL_write(con,NULL,0);
1207 }
1208
1209 i=BIO_gets(io,buf,bufsize-1);
1210 if (i < 0) /* error */
1211 {
1212 if (!BIO_should_retry(io))
1213 {
1214 if (!s_quiet)
1215 ERR_print_errors(bio_err);
1216 goto err;
1217 }
1218 else
1219 {
1220 BIO_printf(bio_s_out,"read R BLOCK\n");
1221 #ifndef MSDOS
1222 sleep(1);
1223 #endif
1224 continue;
1225 }
1226 }
1227 else if (i == 0) /* end of input */
1228 {
1229 ret=1;
1230 goto end;
1231 }
1232
1233 /* else we have data */
1234 if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) ||
1235 ((www == 2) && (strncmp("GET /stats ",buf,10) == 0)))
1236 {
1237 char *p;
1238 X509 *peer;
1239 STACK_OF(SSL_CIPHER) *sk;
1240 static char *space=" ";
1241
1242 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
1243 BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n");
1244 BIO_puts(io,"<pre>\n");
1245 /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/
1246 BIO_puts(io,"\n");
1247 for (i=0; i<local_argc; i++)
1248 {
1249 BIO_puts(io,local_argv[i]);
1250 BIO_write(io," ",1);
1251 }
1252 BIO_puts(io,"\n");
1253
1254 /* The following is evil and should not really
1255 * be done */
1256 BIO_printf(io,"Ciphers supported in s_server binary\n");
1257 sk=SSL_get_ciphers(con);
1258 j=sk_SSL_CIPHER_num(sk);
1259 for (i=0; i<j; i++)
1260 {
1261 c=sk_SSL_CIPHER_value(sk,i);
1262 BIO_printf(io,"%-11s:%-25s",
1263 SSL_CIPHER_get_version(c),
1264 SSL_CIPHER_get_name(c));
1265 if ((((i+1)%2) == 0) && (i+1 != j))
1266 BIO_puts(io,"\n");
1267 }
1268 BIO_puts(io,"\n");
1269 p=SSL_get_shared_ciphers(con,buf,bufsize);
1270 if (p != NULL)
1271 {
1272 BIO_printf(io,"---\nCiphers common between both SSL end points:\n");
1273 j=i=0;
1274 while (*p)
1275 {
1276 if (*p == ':')
1277 {
1278 BIO_write(io,space,26-j);
1279 i++;
1280 j=0;
1281 BIO_write(io,((i%3)?" ":"\n"),1);
1282 }
1283 else
1284 {
1285 BIO_write(io,p,1);
1286 j++;
1287 }
1288 p++;
1289 }
1290 BIO_puts(io,"\n");
1291 }
1292 BIO_printf(io,((con->hit)
1293 ?"---\nReused, "
1294 :"---\nNew, "));
1295 c=SSL_get_current_cipher(con);
1296 BIO_printf(io,"%s, Cipher is %s\n",
1297 SSL_CIPHER_get_version(c),
1298 SSL_CIPHER_get_name(c));
1299 SSL_SESSION_print(io,SSL_get_session(con));
1300 BIO_printf(io,"---\n");
1301 print_stats(io,SSL_get_SSL_CTX(con));
1302 BIO_printf(io,"---\n");
1303 peer=SSL_get_peer_certificate(con);
1304 if (peer != NULL)
1305 {
1306 BIO_printf(io,"Client certificate\n");
1307 X509_print(io,peer);
1308 PEM_write_bio_X509(io,peer);
1309 }
1310 else
1311 BIO_puts(io,"no client certificate available\n");
1312 BIO_puts(io,"</BODY></HTML>\r\n\r\n");
1313 break;
1314 }
1315 else if ((www == 2) && (strncmp("GET /",buf,5) == 0))
1316 {
1317 BIO *file;
1318 char *p,*e;
1319 static char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n";
1320
1321 /* skip the '/' */
1322 p= &(buf[5]);
1323 dot=0;
1324 for (e=p; *e != '\0'; e++)
1325 {
1326 if (e[0] == ' ') break;
1327 if ( (e[0] == '.') &&
1328 (strncmp(&(e[-1]),"/../",4) == 0))
1329 dot=1;
1330 }
1331
1332
1333 if (*e == '\0')
1334 {
1335 BIO_puts(io,text);
1336 BIO_printf(io,"'%s' is an invalid file name\r\n",p);
1337 break;
1338 }
1339 *e='\0';
1340
1341 if (dot)
1342 {
1343 BIO_puts(io,text);
1344 BIO_printf(io,"'%s' contains '..' reference\r\n",p);
1345 break;
1346 }
1347
1348 if (*p == '/')
1349 {
1350 BIO_puts(io,text);
1351 BIO_printf(io,"'%s' is an invalid path\r\n",p);
1352 break;
1353 }
1354
1355 /* append if a directory lookup */
1356 if (e[-1] == '/')
1357 strcat(p,"index.html");
1358
1359 /* if a directory, do the index thang */
1360 if (stat(p,&st_buf) < 0)
1361 {
1362 BIO_puts(io,text);
1363 BIO_printf(io,"Error accessing '%s'\r\n",p);
1364 ERR_print_errors(io);
1365 break;
1366 }
1367 if (S_ISDIR(st_buf.st_mode))
1368 {
1369 strcat(p,"/index.html");
1370 }
1371
1372 if ((file=BIO_new_file(p,"r")) == NULL)
1373 {
1374 BIO_puts(io,text);
1375 BIO_printf(io,"Error opening '%s'\r\n",p);
1376 ERR_print_errors(io);
1377 break;
1378 }
1379
1380 if (!s_quiet)
1381 BIO_printf(bio_err,"FILE:%s\n",p);
1382
1383 i=strlen(p);
1384 if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) ||
1385 ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) ||
1386 ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0)))
1387 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n");
1388 else
1389 BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n");
1390 /* send the file */
1391 total_bytes=0;
1392 for (;;)
1393 {
1394 i=BIO_read(file,buf,bufsize);
1395 if (i <= 0) break;
1396
1397 #ifdef RENEG
1398 total_bytes+=i;
1399 fprintf(stderr,"%d\n",i);
1400 if (total_bytes > 3*1024)
1401 {
1402 total_bytes=0;
1403 fprintf(stderr,"RENEGOTIATE\n");
1404 SSL_renegotiate(con);
1405 }
1406 #endif
1407
1408 for (j=0; j<i; )
1409 {
1410 #ifdef RENEG
1411 { static count=0; if (++count == 13) { SSL_renegotiate(con); } }
1412 #endif
1413 k=BIO_write(io,&(buf[j]),i-j);
1414 if (k <= 0)
1415 {
1416 if (!BIO_should_retry(io))
1417 goto write_error;
1418 else
1419 {
1420 BIO_printf(bio_s_out,"rwrite W BLOCK\n");
1421 }
1422 }
1423 else
1424 {
1425 j+=k;
1426 }
1427 }
1428 }
1429 write_error:
1430 BIO_free(file);
1431 break;
1432 }
1433 }
1434
1435 for (;;)
1436 {
1437 i=(int)BIO_flush(io);
1438 if (i <= 0)
1439 {
1440 if (!BIO_should_retry(io))
1441 break;
1442 }
1443 else
1444 break;
1445 }
1446 end:
1447 #if 1
1448 /* make sure we re-use sessions */
1449 SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN);
1450 #else
1451 /* This kills performace */
1452 /* SSL_shutdown(con); A shutdown gets sent in the
1453 * BIO_free_all(io) procession */
1454 #endif
1455
1456 err:
1457
1458 if (ret >= 0)
1459 BIO_printf(bio_s_out,"ACCEPT\n");
1460
1461 if (buf != NULL) Free(buf);
1462 if (io != NULL) BIO_free_all(io);
1463 /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/
1464 return(ret);
1465 }
1466
1467 #ifndef NO_RSA
1468 static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength)
1469 {
1470 static RSA *rsa_tmp=NULL;
1471
1472 if (rsa_tmp == NULL)
1473 {
1474 if (!s_quiet)
1475 {
1476 BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength);
1477 (void)BIO_flush(bio_err);
1478 }
1479 rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL);
1480 if (!s_quiet)
1481 {
1482 BIO_printf(bio_err,"\n");
1483 (void)BIO_flush(bio_err);
1484 }
1485 }
1486 return(rsa_tmp);
1487 }
1488 #endif
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