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d02b48c6 | 1 | /* apps/s_server.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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 | ||
1b1a6e78 | 59 | #include <assert.h> |
8c197cc5 UM |
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 | ||
7d7d2cbc UM |
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 */ | |
1e44804e | 73 | #if defined(VMS) && defined(__DECC) && !defined(__U_INT) |
7d7d2cbc UM |
74 | #define __U_INT |
75 | typedef unsigned int u_int; | |
76 | #endif | |
77 | ||
ec577822 BM |
78 | #include <openssl/lhash.h> |
79 | #include <openssl/bn.h> | |
d02b48c6 RE |
80 | #define USE_SOCKETS |
81 | #include "apps.h" | |
ec577822 BM |
82 | #include <openssl/err.h> |
83 | #include <openssl/pem.h> | |
84 | #include <openssl/x509.h> | |
85 | #include <openssl/ssl.h> | |
d02b48c6 RE |
86 | #include "s_apps.h" |
87 | ||
06f4536a DSH |
88 | #ifdef WINDOWS |
89 | #include <conio.h> | |
90 | #endif | |
91 | ||
75e0770d UM |
92 | #if (defined(VMS) && __VMS_VER < 70000000) |
93 | /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ | |
7d7d2cbc UM |
94 | #undef FIONBIO |
95 | #endif | |
96 | ||
f5d7a031 | 97 | #ifndef NO_RSA |
df63a389 | 98 | static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength); |
f5d7a031 | 99 | #endif |
61f5b6f3 BL |
100 | static int sv_body(char *hostname, int s, unsigned char *context); |
101 | static int www_body(char *hostname, int s, unsigned char *context); | |
d02b48c6 RE |
102 | static void close_accept_socket(void ); |
103 | static void sv_usage(void); | |
104 | static int init_ssl_connection(SSL *s); | |
105 | static void print_stats(BIO *bp,SSL_CTX *ctx); | |
58964a49 | 106 | #ifndef NO_DH |
3908cdf4 | 107 | static DH *load_dh_param(char *dhfile); |
d02b48c6 | 108 | static DH *get_dh512(void); |
58964a49 | 109 | #endif |
b74ba295 BM |
110 | #ifdef MONOLITH |
111 | static void s_server_init(void); | |
112 | #endif | |
d02b48c6 RE |
113 | |
114 | #ifndef S_ISDIR | |
cf2562e7 BM |
115 | # if defined(_S_IFMT) && defined(_S_IFDIR) |
116 | # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR) | |
117 | # else | |
118 | # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR) | |
119 | # endif | |
7d7d2cbc | 120 | #endif |
d02b48c6 | 121 | |
58964a49 | 122 | #ifndef NO_DH |
d02b48c6 RE |
123 | static unsigned char dh512_p[]={ |
124 | 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75, | |
125 | 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F, | |
126 | 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3, | |
127 | 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12, | |
128 | 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C, | |
129 | 0x47,0x74,0xE8,0x33, | |
130 | }; | |
131 | static unsigned char dh512_g[]={ | |
132 | 0x02, | |
133 | }; | |
134 | ||
6b691a5c | 135 | static DH *get_dh512(void) |
d02b48c6 RE |
136 | { |
137 | DH *dh=NULL; | |
138 | ||
d02b48c6 RE |
139 | if ((dh=DH_new()) == NULL) return(NULL); |
140 | dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL); | |
141 | dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL); | |
142 | if ((dh->p == NULL) || (dh->g == NULL)) | |
143 | return(NULL); | |
d02b48c6 RE |
144 | return(dh); |
145 | } | |
58964a49 | 146 | #endif |
d02b48c6 RE |
147 | |
148 | /* static int load_CA(SSL_CTX *ctx, char *file);*/ | |
149 | ||
150 | #undef BUFSIZZ | |
dfeab068 | 151 | #define BUFSIZZ 16*1024 |
dd73193c | 152 | static int bufsize=BUFSIZZ; |
d02b48c6 RE |
153 | static int accept_socket= -1; |
154 | ||
155 | #define TEST_CERT "server.pem" | |
156 | #undef PROG | |
157 | #define PROG s_server_main | |
158 | ||
d02b48c6 RE |
159 | extern int verify_depth; |
160 | ||
161 | static char *cipher=NULL; | |
58964a49 | 162 | static int s_server_verify=SSL_VERIFY_NONE; |
b56bce4f | 163 | static int s_server_session_id_context = 1; /* anything will do */ |
58964a49 RE |
164 | static char *s_cert_file=TEST_CERT,*s_key_file=NULL; |
165 | static char *s_dcert_file=NULL,*s_dkey_file=NULL; | |
d02b48c6 RE |
166 | #ifdef FIONBIO |
167 | static int s_nbio=0; | |
168 | #endif | |
169 | static int s_nbio_test=0; | |
204cf1ab | 170 | int s_crlf=0; |
d02b48c6 RE |
171 | static SSL_CTX *ctx=NULL; |
172 | static int www=0; | |
173 | ||
174 | static BIO *bio_s_out=NULL; | |
175 | static int s_debug=0; | |
176 | static int s_quiet=0; | |
177 | ||
b74ba295 BM |
178 | static int hack=0; |
179 | ||
180 | #ifdef MONOLITH | |
6b691a5c | 181 | static void s_server_init(void) |
58964a49 | 182 | { |
b74ba295 | 183 | accept_socket=-1; |
58964a49 RE |
184 | cipher=NULL; |
185 | s_server_verify=SSL_VERIFY_NONE; | |
186 | s_dcert_file=NULL; | |
187 | s_dkey_file=NULL; | |
188 | s_cert_file=TEST_CERT; | |
189 | s_key_file=NULL; | |
190 | #ifdef FIONBIO | |
191 | s_nbio=0; | |
192 | #endif | |
193 | s_nbio_test=0; | |
194 | ctx=NULL; | |
195 | www=0; | |
196 | ||
197 | bio_s_out=NULL; | |
198 | s_debug=0; | |
199 | s_quiet=0; | |
b74ba295 | 200 | hack=0; |
58964a49 RE |
201 | } |
202 | #endif | |
203 | ||
6b691a5c | 204 | static void sv_usage(void) |
d02b48c6 RE |
205 | { |
206 | BIO_printf(bio_err,"usage: s_server [args ...]\n"); | |
207 | BIO_printf(bio_err,"\n"); | |
13e91dd3 | 208 | BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT); |
b4cadc6e | 209 | BIO_printf(bio_err," -context arg - set session ID context\n"); |
d02b48c6 RE |
210 | BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); |
211 | BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n"); | |
212 | BIO_printf(bio_err," -cert arg - certificate file to use, PEM format assumed\n"); | |
213 | BIO_printf(bio_err," (default is %s)\n",TEST_CERT); | |
3908cdf4 | 214 | BIO_printf(bio_err," -key arg - Private Key file to use, PEM format assumed, in cert file if\n"); |
d02b48c6 | 215 | BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT); |
ea14a91f RE |
216 | BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n"); |
217 | BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n"); | |
3908cdf4 DSH |
218 | BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n"); |
219 | BIO_printf(bio_err," or a default set of parameters is used\n"); | |
d02b48c6 RE |
220 | #ifdef FIONBIO |
221 | BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); | |
222 | #endif | |
223 | BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n"); | |
1bdb8633 | 224 | BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n"); |
d02b48c6 RE |
225 | BIO_printf(bio_err," -debug - Print more output\n"); |
226 | BIO_printf(bio_err," -state - Print the SSL states\n"); | |
227 | BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n"); | |
228 | BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n"); | |
229 | BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n"); | |
e170a5c0 | 230 | BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n"); |
d02b48c6 RE |
231 | BIO_printf(bio_err," -quiet - No server output\n"); |
232 | BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n"); | |
233 | BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n"); | |
234 | BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n"); | |
58964a49 RE |
235 | BIO_printf(bio_err," -tls1 - Just talk TLSv1\n"); |
236 | BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n"); | |
237 | BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n"); | |
238 | BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n"); | |
50596582 BM |
239 | #ifndef NO_DH |
240 | BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n"); | |
241 | #endif | |
657e60fa | 242 | BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n"); |
d02b48c6 | 243 | BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n"); |
15542b28 | 244 | BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n"); |
d02b48c6 RE |
245 | } |
246 | ||
58964a49 | 247 | static int local_argc=0; |
d02b48c6 | 248 | static char **local_argv; |
d02b48c6 | 249 | |
a53955d8 UM |
250 | #ifdef CHARSET_EBCDIC |
251 | static int ebcdic_new(BIO *bi); | |
252 | static int ebcdic_free(BIO *a); | |
253 | static int ebcdic_read(BIO *b, char *out, int outl); | |
254 | static int ebcdic_write(BIO *b, char *in, int inl); | |
255 | static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr); | |
256 | static int ebcdic_gets(BIO *bp, char *buf, int size); | |
257 | static int ebcdic_puts(BIO *bp, char *str); | |
258 | ||
259 | #define BIO_TYPE_EBCDIC_FILTER (18|0x0200) | |
260 | static BIO_METHOD methods_ebcdic= | |
261 | { | |
262 | BIO_TYPE_EBCDIC_FILTER, | |
263 | "EBCDIC/ASCII filter", | |
264 | ebcdic_write, | |
265 | ebcdic_read, | |
266 | ebcdic_puts, | |
267 | ebcdic_gets, | |
268 | ebcdic_ctrl, | |
269 | ebcdic_new, | |
270 | ebcdic_free, | |
271 | }; | |
272 | ||
273 | typedef struct | |
274 | { | |
275 | size_t alloced; | |
276 | char buff[1]; | |
277 | } EBCDIC_OUTBUFF; | |
278 | ||
279 | BIO_METHOD *BIO_f_ebcdic_filter() | |
280 | { | |
281 | return(&methods_ebcdic); | |
282 | } | |
283 | ||
284 | static int ebcdic_new(BIO *bi) | |
285 | { | |
286 | EBCDIC_OUTBUFF *wbuf; | |
287 | ||
288 | wbuf = (EBCDIC_OUTBUFF *)Malloc(sizeof(EBCDIC_OUTBUFF) + 1024); | |
289 | wbuf->alloced = 1024; | |
290 | wbuf->buff[0] = '\0'; | |
291 | ||
292 | bi->ptr=(char *)wbuf; | |
293 | bi->init=1; | |
294 | bi->flags=0; | |
295 | return(1); | |
296 | } | |
297 | ||
298 | static int ebcdic_free(BIO *a) | |
299 | { | |
300 | if (a == NULL) return(0); | |
301 | if (a->ptr != NULL) | |
302 | Free(a->ptr); | |
303 | a->ptr=NULL; | |
304 | a->init=0; | |
305 | a->flags=0; | |
306 | return(1); | |
307 | } | |
308 | ||
309 | static int ebcdic_read(BIO *b, char *out, int outl) | |
310 | { | |
311 | int ret=0; | |
312 | ||
313 | if (out == NULL || outl == 0) return(0); | |
314 | if (b->next_bio == NULL) return(0); | |
315 | ||
316 | ret=BIO_read(b->next_bio,out,outl); | |
317 | if (ret > 0) | |
318 | ascii2ebcdic(out,out,ret); | |
319 | return(ret); | |
320 | } | |
321 | ||
322 | static int ebcdic_write(BIO *b, char *in, int inl) | |
323 | { | |
324 | EBCDIC_OUTBUFF *wbuf; | |
325 | int ret=0; | |
326 | int num; | |
327 | unsigned char n; | |
328 | ||
329 | if ((in == NULL) || (inl <= 0)) return(0); | |
330 | if (b->next_bio == NULL) return(0); | |
331 | ||
332 | wbuf=(EBCDIC_OUTBUFF *)b->ptr; | |
333 | ||
334 | if (inl > (num = wbuf->alloced)) | |
335 | { | |
336 | num = num + num; /* double the size */ | |
337 | if (num < inl) | |
338 | num = inl; | |
51ca375e | 339 | Free(wbuf); |
a53955d8 UM |
340 | wbuf=(EBCDIC_OUTBUFF *)Malloc(sizeof(EBCDIC_OUTBUFF) + num); |
341 | ||
342 | wbuf->alloced = num; | |
343 | wbuf->buff[0] = '\0'; | |
344 | ||
345 | b->ptr=(char *)wbuf; | |
346 | } | |
347 | ||
348 | ebcdic2ascii(wbuf->buff, in, inl); | |
349 | ||
350 | ret=BIO_write(b->next_bio, wbuf->buff, inl); | |
351 | ||
352 | return(ret); | |
353 | } | |
354 | ||
355 | static long ebcdic_ctrl(BIO *b, int cmd, long num, char *ptr) | |
356 | { | |
357 | long ret; | |
358 | ||
359 | if (b->next_bio == NULL) return(0); | |
360 | switch (cmd) | |
361 | { | |
362 | case BIO_CTRL_DUP: | |
363 | ret=0L; | |
364 | break; | |
365 | default: | |
366 | ret=BIO_ctrl(b->next_bio,cmd,num,ptr); | |
367 | break; | |
368 | } | |
369 | return(ret); | |
370 | } | |
371 | ||
372 | static int ebcdic_gets(BIO *bp, char *buf, int size) | |
373 | { | |
374 | int i, ret; | |
375 | if (bp->next_bio == NULL) return(0); | |
376 | /* return(BIO_gets(bp->next_bio,buf,size));*/ | |
377 | for (i=0; i<size-1; ++i) | |
378 | { | |
379 | ret = ebcdic_read(bp,&buf[i],1); | |
380 | if (ret <= 0) | |
381 | break; | |
382 | else if (buf[i] == '\n') | |
383 | { | |
384 | ++i; | |
385 | break; | |
386 | } | |
387 | } | |
388 | if (i < size) | |
389 | buf[i] = '\0'; | |
390 | return (ret < 0 && i == 0) ? ret : i; | |
391 | } | |
392 | ||
393 | static int ebcdic_puts(BIO *bp, char *str) | |
394 | { | |
395 | if (bp->next_bio == NULL) return(0); | |
396 | return ebcdic_write(bp, str, strlen(str)); | |
397 | } | |
398 | #endif | |
399 | ||
667ac4ec RE |
400 | int MAIN(int, char **); |
401 | ||
6b691a5c | 402 | int MAIN(int argc, char *argv[]) |
d02b48c6 RE |
403 | { |
404 | short port=PORT; | |
405 | char *CApath=NULL,*CAfile=NULL; | |
b4cadc6e | 406 | char *context = NULL; |
3908cdf4 | 407 | char *dhfile = NULL; |
d02b48c6 RE |
408 | int badop=0,bugs=0; |
409 | int ret=1; | |
58964a49 | 410 | int off=0; |
50596582 | 411 | int no_tmp_rsa=0,no_dhe=0,nocert=0; |
d02b48c6 RE |
412 | int state=0; |
413 | SSL_METHOD *meth=NULL; | |
58964a49 | 414 | #ifndef NO_DH |
d02b48c6 | 415 | DH *dh=NULL; |
58964a49 | 416 | #endif |
d02b48c6 RE |
417 | |
418 | #if !defined(NO_SSL2) && !defined(NO_SSL3) | |
419 | meth=SSLv23_server_method(); | |
420 | #elif !defined(NO_SSL3) | |
421 | meth=SSLv3_server_method(); | |
422 | #elif !defined(NO_SSL2) | |
423 | meth=SSLv2_server_method(); | |
424 | #endif | |
425 | ||
426 | local_argc=argc; | |
427 | local_argv=argv; | |
428 | ||
429 | apps_startup(); | |
b74ba295 BM |
430 | #ifdef MONOLITH |
431 | s_server_init(); | |
432 | #endif | |
d02b48c6 RE |
433 | |
434 | if (bio_err == NULL) | |
435 | bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); | |
436 | ||
437 | verify_depth=0; | |
438 | #ifdef FIONBIO | |
439 | s_nbio=0; | |
440 | #endif | |
441 | s_nbio_test=0; | |
442 | ||
443 | argc--; | |
444 | argv++; | |
445 | ||
446 | while (argc >= 1) | |
447 | { | |
448 | if ((strcmp(*argv,"-port") == 0) || | |
449 | (strcmp(*argv,"-accept") == 0)) | |
450 | { | |
451 | if (--argc < 1) goto bad; | |
452 | if (!extract_port(*(++argv),&port)) | |
453 | goto bad; | |
454 | } | |
455 | else if (strcmp(*argv,"-verify") == 0) | |
456 | { | |
58964a49 | 457 | s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE; |
d02b48c6 RE |
458 | if (--argc < 1) goto bad; |
459 | verify_depth=atoi(*(++argv)); | |
460 | BIO_printf(bio_err,"verify depth is %d\n",verify_depth); | |
461 | } | |
462 | else if (strcmp(*argv,"-Verify") == 0) | |
463 | { | |
58964a49 | 464 | s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT| |
d02b48c6 RE |
465 | SSL_VERIFY_CLIENT_ONCE; |
466 | if (--argc < 1) goto bad; | |
467 | verify_depth=atoi(*(++argv)); | |
468 | BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth); | |
469 | } | |
b4cadc6e BL |
470 | else if (strcmp(*argv,"-context") == 0) |
471 | { | |
472 | if (--argc < 1) goto bad; | |
473 | context= *(++argv); | |
474 | } | |
d02b48c6 RE |
475 | else if (strcmp(*argv,"-cert") == 0) |
476 | { | |
477 | if (--argc < 1) goto bad; | |
478 | s_cert_file= *(++argv); | |
479 | } | |
480 | else if (strcmp(*argv,"-key") == 0) | |
481 | { | |
482 | if (--argc < 1) goto bad; | |
483 | s_key_file= *(++argv); | |
484 | } | |
3908cdf4 DSH |
485 | else if (strcmp(*argv,"-dhparam") == 0) |
486 | { | |
487 | if (--argc < 1) goto bad; | |
488 | dhfile = *(++argv); | |
489 | } | |
58964a49 RE |
490 | else if (strcmp(*argv,"-dcert") == 0) |
491 | { | |
492 | if (--argc < 1) goto bad; | |
493 | s_dcert_file= *(++argv); | |
494 | } | |
495 | else if (strcmp(*argv,"-dkey") == 0) | |
496 | { | |
497 | if (--argc < 1) goto bad; | |
498 | s_dkey_file= *(++argv); | |
499 | } | |
d02b48c6 RE |
500 | else if (strcmp(*argv,"-nocert") == 0) |
501 | { | |
502 | nocert=1; | |
503 | } | |
504 | else if (strcmp(*argv,"-CApath") == 0) | |
505 | { | |
506 | if (--argc < 1) goto bad; | |
507 | CApath= *(++argv); | |
508 | } | |
509 | else if (strcmp(*argv,"-cipher") == 0) | |
510 | { | |
511 | if (--argc < 1) goto bad; | |
512 | cipher= *(++argv); | |
513 | } | |
514 | else if (strcmp(*argv,"-CAfile") == 0) | |
515 | { | |
516 | if (--argc < 1) goto bad; | |
517 | CAfile= *(++argv); | |
518 | } | |
519 | #ifdef FIONBIO | |
520 | else if (strcmp(*argv,"-nbio") == 0) | |
521 | { s_nbio=1; } | |
522 | #endif | |
523 | else if (strcmp(*argv,"-nbio_test") == 0) | |
524 | { | |
525 | #ifdef FIONBIO | |
526 | s_nbio=1; | |
527 | #endif | |
528 | s_nbio_test=1; | |
529 | } | |
530 | else if (strcmp(*argv,"-debug") == 0) | |
531 | { s_debug=1; } | |
532 | else if (strcmp(*argv,"-hack") == 0) | |
533 | { hack=1; } | |
534 | else if (strcmp(*argv,"-state") == 0) | |
535 | { state=1; } | |
1bdb8633 BM |
536 | else if (strcmp(*argv,"-crlf") == 0) |
537 | { s_crlf=1; } | |
d02b48c6 RE |
538 | else if (strcmp(*argv,"-quiet") == 0) |
539 | { s_quiet=1; } | |
540 | else if (strcmp(*argv,"-bugs") == 0) | |
541 | { bugs=1; } | |
542 | else if (strcmp(*argv,"-no_tmp_rsa") == 0) | |
543 | { no_tmp_rsa=1; } | |
50596582 BM |
544 | else if (strcmp(*argv,"-no_dhe") == 0) |
545 | { no_dhe=1; } | |
d02b48c6 RE |
546 | else if (strcmp(*argv,"-www") == 0) |
547 | { www=1; } | |
548 | else if (strcmp(*argv,"-WWW") == 0) | |
549 | { www=2; } | |
58964a49 RE |
550 | else if (strcmp(*argv,"-no_ssl2") == 0) |
551 | { off|=SSL_OP_NO_SSLv2; } | |
552 | else if (strcmp(*argv,"-no_ssl3") == 0) | |
553 | { off|=SSL_OP_NO_SSLv3; } | |
554 | else if (strcmp(*argv,"-no_tls1") == 0) | |
555 | { off|=SSL_OP_NO_TLSv1; } | |
d02b48c6 RE |
556 | #ifndef NO_SSL2 |
557 | else if (strcmp(*argv,"-ssl2") == 0) | |
558 | { meth=SSLv2_server_method(); } | |
559 | #endif | |
560 | #ifndef NO_SSL3 | |
561 | else if (strcmp(*argv,"-ssl3") == 0) | |
562 | { meth=SSLv3_server_method(); } | |
58964a49 RE |
563 | #endif |
564 | #ifndef NO_TLS1 | |
565 | else if (strcmp(*argv,"-tls1") == 0) | |
566 | { meth=TLSv1_server_method(); } | |
d02b48c6 RE |
567 | #endif |
568 | else | |
569 | { | |
570 | BIO_printf(bio_err,"unknown option %s\n",*argv); | |
571 | badop=1; | |
572 | break; | |
573 | } | |
574 | argc--; | |
575 | argv++; | |
576 | } | |
577 | if (badop) | |
578 | { | |
579 | bad: | |
580 | sv_usage(); | |
581 | goto end; | |
582 | } | |
583 | ||
a31011e8 BM |
584 | app_RAND_load_file(NULL, bio_err, 0); |
585 | ||
d02b48c6 RE |
586 | if (bio_s_out == NULL) |
587 | { | |
588 | if (s_quiet && !s_debug) | |
589 | { | |
590 | bio_s_out=BIO_new(BIO_s_null()); | |
591 | } | |
592 | else | |
593 | { | |
594 | if (bio_s_out == NULL) | |
595 | bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE); | |
596 | } | |
597 | } | |
598 | ||
599 | #if !defined(NO_RSA) || !defined(NO_DSA) | |
600 | if (nocert) | |
601 | #endif | |
602 | { | |
603 | s_cert_file=NULL; | |
604 | s_key_file=NULL; | |
58964a49 RE |
605 | s_dcert_file=NULL; |
606 | s_dkey_file=NULL; | |
d02b48c6 RE |
607 | } |
608 | ||
609 | SSL_load_error_strings(); | |
af57d843 | 610 | OpenSSL_add_ssl_algorithms(); |
d02b48c6 RE |
611 | |
612 | ctx=SSL_CTX_new(meth); | |
613 | if (ctx == NULL) | |
614 | { | |
615 | ERR_print_errors(bio_err); | |
616 | goto end; | |
617 | } | |
618 | ||
58964a49 | 619 | SSL_CTX_set_quiet_shutdown(ctx,1); |
d02b48c6 RE |
620 | if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL); |
621 | if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG); | |
58964a49 | 622 | SSL_CTX_set_options(ctx,off); |
d02b48c6 RE |
623 | if (hack) SSL_CTX_set_options(ctx,SSL_OP_NON_EXPORT_FIRST); |
624 | ||
625 | if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); | |
626 | ||
58964a49 RE |
627 | SSL_CTX_sess_set_cache_size(ctx,128); |
628 | ||
d02b48c6 RE |
629 | #if 0 |
630 | if (cipher == NULL) cipher=getenv("SSL_CIPHER"); | |
631 | #endif | |
632 | ||
633 | #if 0 | |
634 | if (s_cert_file == NULL) | |
635 | { | |
636 | BIO_printf(bio_err,"You must specify a certificate file for the server to use\n"); | |
637 | goto end; | |
638 | } | |
639 | #endif | |
640 | ||
641 | if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) || | |
642 | (!SSL_CTX_set_default_verify_paths(ctx))) | |
643 | { | |
58964a49 | 644 | /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */ |
d02b48c6 | 645 | ERR_print_errors(bio_err); |
58964a49 | 646 | /* goto end; */ |
d02b48c6 RE |
647 | } |
648 | ||
649 | #ifndef NO_DH | |
50596582 | 650 | if (!no_dhe) |
d02b48c6 | 651 | { |
3908cdf4 | 652 | dh=load_dh_param(dhfile ? dhfile : s_cert_file); |
50596582 BM |
653 | if (dh != NULL) |
654 | { | |
655 | BIO_printf(bio_s_out,"Setting temp DH parameters\n"); | |
656 | } | |
657 | else | |
658 | { | |
659 | BIO_printf(bio_s_out,"Using default temp DH parameters\n"); | |
660 | dh=get_dh512(); | |
661 | } | |
662 | (void)BIO_flush(bio_s_out); | |
d02b48c6 | 663 | |
50596582 BM |
664 | SSL_CTX_set_tmp_dh(ctx,dh); |
665 | DH_free(dh); | |
666 | } | |
d02b48c6 RE |
667 | #endif |
668 | ||
669 | if (!set_cert_stuff(ctx,s_cert_file,s_key_file)) | |
670 | goto end; | |
58964a49 RE |
671 | if (s_dcert_file != NULL) |
672 | { | |
673 | if (!set_cert_stuff(ctx,s_dcert_file,s_dkey_file)) | |
674 | goto end; | |
675 | } | |
d02b48c6 | 676 | |
f5d7a031 | 677 | #ifndef NO_RSA |
d02b48c6 RE |
678 | #if 1 |
679 | SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb); | |
680 | #else | |
681 | if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx)) | |
682 | { | |
683 | RSA *rsa; | |
684 | ||
685 | BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key..."); | |
686 | BIO_flush(bio_s_out); | |
687 | ||
688 | rsa=RSA_generate_key(512,RSA_F4,NULL); | |
689 | ||
690 | if (!SSL_CTX_set_tmp_rsa(ctx,rsa)) | |
691 | { | |
692 | ERR_print_errors(bio_err); | |
693 | goto end; | |
694 | } | |
695 | RSA_free(rsa); | |
696 | BIO_printf(bio_s_out,"\n"); | |
697 | } | |
f5d7a031 | 698 | #endif |
d02b48c6 RE |
699 | #endif |
700 | ||
701 | if (cipher != NULL) | |
fabce041 | 702 | if(!SSL_CTX_set_cipher_list(ctx,cipher)) { |
657e60fa | 703 | BIO_printf(bio_err,"error setting cipher list\n"); |
fabce041 DSH |
704 | ERR_print_errors(bio_err); |
705 | goto end; | |
706 | } | |
58964a49 | 707 | SSL_CTX_set_verify(ctx,s_server_verify,verify_callback); |
b56bce4f BM |
708 | SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context, |
709 | sizeof s_server_session_id_context); | |
d02b48c6 | 710 | |
4ad378ea BM |
711 | if (CAfile != NULL) |
712 | SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile)); | |
d02b48c6 RE |
713 | |
714 | BIO_printf(bio_s_out,"ACCEPT\n"); | |
715 | if (www) | |
b4cadc6e | 716 | do_server(port,&accept_socket,www_body, context); |
d02b48c6 | 717 | else |
b4cadc6e | 718 | do_server(port,&accept_socket,sv_body, context); |
d02b48c6 RE |
719 | print_stats(bio_s_out,ctx); |
720 | ret=0; | |
721 | end: | |
722 | if (ctx != NULL) SSL_CTX_free(ctx); | |
723 | if (bio_s_out != NULL) | |
724 | { | |
725 | BIO_free(bio_s_out); | |
726 | bio_s_out=NULL; | |
727 | } | |
728 | EXIT(ret); | |
729 | } | |
730 | ||
6b691a5c | 731 | static void print_stats(BIO *bio, SSL_CTX *ssl_ctx) |
d02b48c6 RE |
732 | { |
733 | BIO_printf(bio,"%4ld items in the session cache\n", | |
734 | SSL_CTX_sess_number(ssl_ctx)); | |
735 | BIO_printf(bio,"%4d client connects (SSL_connect())\n", | |
736 | SSL_CTX_sess_connect(ssl_ctx)); | |
58964a49 RE |
737 | BIO_printf(bio,"%4d client renegotiates (SSL_connect())\n", |
738 | SSL_CTX_sess_connect_renegotiate(ssl_ctx)); | |
d02b48c6 RE |
739 | BIO_printf(bio,"%4d client connects that finished\n", |
740 | SSL_CTX_sess_connect_good(ssl_ctx)); | |
741 | BIO_printf(bio,"%4d server accepts (SSL_accept())\n", | |
742 | SSL_CTX_sess_accept(ssl_ctx)); | |
58964a49 RE |
743 | BIO_printf(bio,"%4d server renegotiates (SSL_accept())\n", |
744 | SSL_CTX_sess_accept_renegotiate(ssl_ctx)); | |
d02b48c6 RE |
745 | BIO_printf(bio,"%4d server accepts that finished\n", |
746 | SSL_CTX_sess_accept_good(ssl_ctx)); | |
747 | BIO_printf(bio,"%4d session cache hits\n",SSL_CTX_sess_hits(ssl_ctx)); | |
748 | BIO_printf(bio,"%4d session cache misses\n",SSL_CTX_sess_misses(ssl_ctx)); | |
749 | BIO_printf(bio,"%4d session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx)); | |
750 | BIO_printf(bio,"%4d callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx)); | |
58964a49 RE |
751 | BIO_printf(bio,"%4d cache full overflows (%d allowed)\n", |
752 | SSL_CTX_sess_cache_full(ssl_ctx), | |
753 | SSL_CTX_sess_get_cache_size(ssl_ctx)); | |
d02b48c6 RE |
754 | } |
755 | ||
61f5b6f3 | 756 | static int sv_body(char *hostname, int s, unsigned char *context) |
d02b48c6 RE |
757 | { |
758 | char *buf=NULL; | |
759 | fd_set readfds; | |
760 | int ret=1,width; | |
761 | int k,i; | |
762 | unsigned long l; | |
763 | SSL *con=NULL; | |
764 | BIO *sbio; | |
06f4536a DSH |
765 | #ifdef WINDOWS |
766 | struct timeval tv; | |
767 | #endif | |
d02b48c6 | 768 | |
dfeab068 | 769 | if ((buf=Malloc(bufsize)) == NULL) |
d02b48c6 RE |
770 | { |
771 | BIO_printf(bio_err,"out of memory\n"); | |
772 | goto err; | |
773 | } | |
774 | #ifdef FIONBIO | |
775 | if (s_nbio) | |
776 | { | |
777 | unsigned long sl=1; | |
778 | ||
779 | if (!s_quiet) | |
780 | BIO_printf(bio_err,"turning on non blocking io\n"); | |
58964a49 RE |
781 | if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) |
782 | ERR_print_errors(bio_err); | |
d02b48c6 RE |
783 | } |
784 | #endif | |
785 | ||
b4cadc6e | 786 | if (con == NULL) { |
82fc1d9c | 787 | con=SSL_new(ctx); |
b4cadc6e | 788 | if(context) |
61f5b6f3 BL |
789 | SSL_set_session_id_context(con, context, |
790 | strlen((char *)context)); | |
b4cadc6e | 791 | } |
d02b48c6 RE |
792 | SSL_clear(con); |
793 | ||
794 | sbio=BIO_new_socket(s,BIO_NOCLOSE); | |
795 | if (s_nbio_test) | |
796 | { | |
797 | BIO *test; | |
798 | ||
799 | test=BIO_new(BIO_f_nbio_test()); | |
800 | sbio=BIO_push(test,sbio); | |
801 | } | |
802 | SSL_set_bio(con,sbio,sbio); | |
803 | SSL_set_accept_state(con); | |
804 | /* SSL_set_fd(con,s); */ | |
805 | ||
806 | if (s_debug) | |
807 | { | |
808 | con->debug=1; | |
809 | BIO_set_callback(SSL_get_rbio(con),bio_dump_cb); | |
810 | BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); | |
811 | } | |
812 | ||
813 | width=s+1; | |
814 | for (;;) | |
815 | { | |
816 | FD_ZERO(&readfds); | |
817 | #ifndef WINDOWS | |
818 | FD_SET(fileno(stdin),&readfds); | |
819 | #endif | |
820 | FD_SET(s,&readfds); | |
75e0770d | 821 | /* Note: under VMS with SOCKETSHR the second parameter is |
7d7d2cbc UM |
822 | * currently of type (int *) whereas under other systems |
823 | * it is (void *) if you don't have a cast it will choke | |
824 | * the compiler: if you do have a cast then you can either | |
825 | * go for (int *) or (void *). | |
826 | */ | |
06f4536a DSH |
827 | #ifdef WINDOWS |
828 | /* Under Windows we can't select on stdin: only | |
829 | * on sockets. As a workaround we timeout the select every | |
830 | * second and check for any keypress. In a proper Windows | |
831 | * application we wouldn't do this because it is inefficient. | |
832 | */ | |
833 | tv.tv_sec = 1; | |
834 | tv.tv_usec = 0; | |
835 | i=select(width,(void *)&readfds,NULL,NULL,&tv); | |
836 | if((i < 0) || (!i && !_kbhit() ) )continue; | |
837 | if(_kbhit()) | |
838 | #else | |
839 | i=select(width,(void *)&readfds,NULL,NULL,NULL); | |
840 | if (i <= 0) continue; | |
841 | if (FD_ISSET(fileno(stdin),&readfds)) | |
842 | #endif | |
d02b48c6 | 843 | { |
1bdb8633 BM |
844 | if (s_crlf) |
845 | { | |
846 | int j, lf_num; | |
847 | ||
848 | i=read(fileno(stdin), buf, bufsize/2); | |
849 | lf_num = 0; | |
850 | /* both loops are skipped when i <= 0 */ | |
851 | for (j = 0; j < i; j++) | |
852 | if (buf[j] == '\n') | |
853 | lf_num++; | |
854 | for (j = i-1; j >= 0; j--) | |
855 | { | |
856 | buf[j+lf_num] = buf[j]; | |
857 | if (buf[j] == '\n') | |
858 | { | |
859 | lf_num--; | |
860 | i++; | |
861 | buf[j+lf_num] = '\r'; | |
862 | } | |
863 | } | |
864 | assert(lf_num == 0); | |
865 | } | |
866 | else | |
1bdb8633 | 867 | i=read(fileno(stdin),buf,bufsize); |
d02b48c6 RE |
868 | if (!s_quiet) |
869 | { | |
870 | if ((i <= 0) || (buf[0] == 'Q')) | |
871 | { | |
872 | BIO_printf(bio_s_out,"DONE\n"); | |
873 | SHUTDOWN(s); | |
874 | close_accept_socket(); | |
875 | ret= -11; | |
876 | goto err; | |
877 | } | |
878 | if ((i <= 0) || (buf[0] == 'q')) | |
879 | { | |
880 | BIO_printf(bio_s_out,"DONE\n"); | |
881 | SHUTDOWN(s); | |
882 | /* close_accept_socket(); | |
883 | ret= -11;*/ | |
884 | goto err; | |
885 | } | |
58964a49 RE |
886 | if ((buf[0] == 'r') && |
887 | ((buf[1] == '\n') || (buf[1] == '\r'))) | |
d02b48c6 RE |
888 | { |
889 | SSL_renegotiate(con); | |
58964a49 RE |
890 | i=SSL_do_handshake(con); |
891 | printf("SSL_do_handshake -> %d\n",i); | |
d02b48c6 RE |
892 | i=0; /*13; */ |
893 | continue; | |
dfeab068 | 894 | /* strcpy(buf,"server side RE-NEGOTIATE\n"); */ |
d02b48c6 | 895 | } |
58964a49 | 896 | if ((buf[0] == 'R') && |
c13d4799 | 897 | ((buf[1] == '\n') || (buf[1] == '\r'))) |
d02b48c6 RE |
898 | { |
899 | SSL_set_verify(con, | |
900 | SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL); | |
901 | SSL_renegotiate(con); | |
58964a49 RE |
902 | i=SSL_do_handshake(con); |
903 | printf("SSL_do_handshake -> %d\n",i); | |
d02b48c6 RE |
904 | i=0; /* 13; */ |
905 | continue; | |
dfeab068 | 906 | /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */ |
d02b48c6 RE |
907 | } |
908 | if (buf[0] == 'P') | |
909 | { | |
910 | static char *str="Lets print some clear text\n"; | |
911 | BIO_write(SSL_get_wbio(con),str,strlen(str)); | |
912 | } | |
913 | if (buf[0] == 'S') | |
914 | { | |
915 | print_stats(bio_s_out,SSL_get_SSL_CTX(con)); | |
916 | } | |
917 | } | |
a53955d8 UM |
918 | #ifdef CHARSET_EBCDIC |
919 | ebcdic2ascii(buf,buf,i); | |
920 | #endif | |
d02b48c6 RE |
921 | l=k=0; |
922 | for (;;) | |
923 | { | |
924 | /* should do a select for the write */ | |
58964a49 RE |
925 | #ifdef RENEG |
926 | { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } } | |
d02b48c6 | 927 | #endif |
58964a49 RE |
928 | k=SSL_write(con,&(buf[l]),(unsigned int)i); |
929 | switch (SSL_get_error(con,k)) | |
d02b48c6 | 930 | { |
58964a49 RE |
931 | case SSL_ERROR_NONE: |
932 | break; | |
933 | case SSL_ERROR_WANT_WRITE: | |
934 | case SSL_ERROR_WANT_READ: | |
935 | case SSL_ERROR_WANT_X509_LOOKUP: | |
d02b48c6 | 936 | BIO_printf(bio_s_out,"Write BLOCK\n"); |
58964a49 RE |
937 | break; |
938 | case SSL_ERROR_SYSCALL: | |
939 | case SSL_ERROR_SSL: | |
940 | BIO_printf(bio_s_out,"ERROR\n"); | |
d02b48c6 | 941 | ERR_print_errors(bio_err); |
58964a49 RE |
942 | ret=1; |
943 | goto err; | |
dfeab068 | 944 | /* break; */ |
58964a49 | 945 | case SSL_ERROR_ZERO_RETURN: |
d02b48c6 RE |
946 | BIO_printf(bio_s_out,"DONE\n"); |
947 | ret=1; | |
948 | goto err; | |
949 | } | |
950 | l+=k; | |
951 | i-=k; | |
952 | if (i <= 0) break; | |
953 | } | |
954 | } | |
955 | if (FD_ISSET(s,&readfds)) | |
956 | { | |
957 | if (!SSL_is_init_finished(con)) | |
958 | { | |
959 | i=init_ssl_connection(con); | |
960 | ||
961 | if (i < 0) | |
962 | { | |
963 | ret=0; | |
964 | goto err; | |
965 | } | |
966 | else if (i == 0) | |
967 | { | |
968 | ret=1; | |
969 | goto err; | |
970 | } | |
971 | } | |
972 | else | |
973 | { | |
dfeab068 RE |
974 | again: |
975 | i=SSL_read(con,(char *)buf,bufsize); | |
58964a49 | 976 | switch (SSL_get_error(con,i)) |
d02b48c6 | 977 | { |
58964a49 | 978 | case SSL_ERROR_NONE: |
a53955d8 UM |
979 | #ifdef CHARSET_EBCDIC |
980 | ascii2ebcdic(buf,buf,i); | |
981 | #endif | |
58964a49 RE |
982 | write(fileno(stdout),buf, |
983 | (unsigned int)i); | |
dfeab068 | 984 | if (SSL_pending(con)) goto again; |
58964a49 RE |
985 | break; |
986 | case SSL_ERROR_WANT_WRITE: | |
987 | case SSL_ERROR_WANT_READ: | |
988 | case SSL_ERROR_WANT_X509_LOOKUP: | |
d02b48c6 | 989 | BIO_printf(bio_s_out,"Read BLOCK\n"); |
58964a49 RE |
990 | break; |
991 | case SSL_ERROR_SYSCALL: | |
992 | case SSL_ERROR_SSL: | |
993 | BIO_printf(bio_s_out,"ERROR\n"); | |
d02b48c6 | 994 | ERR_print_errors(bio_err); |
58964a49 RE |
995 | ret=1; |
996 | goto err; | |
997 | case SSL_ERROR_ZERO_RETURN: | |
d02b48c6 RE |
998 | BIO_printf(bio_s_out,"DONE\n"); |
999 | ret=1; | |
1000 | goto err; | |
1001 | } | |
d02b48c6 RE |
1002 | } |
1003 | } | |
1004 | } | |
1005 | err: | |
1006 | BIO_printf(bio_s_out,"shutting down SSL\n"); | |
1007 | #if 1 | |
1008 | SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
1009 | #else | |
1010 | SSL_shutdown(con); | |
1011 | #endif | |
1012 | if (con != NULL) SSL_free(con); | |
1013 | BIO_printf(bio_s_out,"CONNECTION CLOSED\n"); | |
1014 | if (buf != NULL) | |
1015 | { | |
dfeab068 | 1016 | memset(buf,0,bufsize); |
d02b48c6 RE |
1017 | Free(buf); |
1018 | } | |
1019 | if (ret >= 0) | |
1020 | BIO_printf(bio_s_out,"ACCEPT\n"); | |
1021 | return(ret); | |
1022 | } | |
1023 | ||
6b691a5c | 1024 | static void close_accept_socket(void) |
d02b48c6 RE |
1025 | { |
1026 | BIO_printf(bio_err,"shutdown accept socket\n"); | |
1027 | if (accept_socket >= 0) | |
1028 | { | |
1029 | SHUTDOWN2(accept_socket); | |
1030 | } | |
1031 | } | |
1032 | ||
6b691a5c | 1033 | static int init_ssl_connection(SSL *con) |
d02b48c6 RE |
1034 | { |
1035 | int i; | |
e778802f | 1036 | const char *str; |
d02b48c6 | 1037 | X509 *peer; |
58964a49 | 1038 | long verify_error; |
d02b48c6 RE |
1039 | MS_STATIC char buf[BUFSIZ]; |
1040 | ||
1041 | if ((i=SSL_accept(con)) <= 0) | |
1042 | { | |
1043 | if (BIO_sock_should_retry(i)) | |
1044 | { | |
1045 | BIO_printf(bio_s_out,"DELAY\n"); | |
1046 | return(1); | |
1047 | } | |
1048 | ||
1049 | BIO_printf(bio_err,"ERROR\n"); | |
1050 | verify_error=SSL_get_verify_result(con); | |
1051 | if (verify_error != X509_V_OK) | |
1052 | { | |
1053 | BIO_printf(bio_err,"verify error:%s\n", | |
1054 | X509_verify_cert_error_string(verify_error)); | |
1055 | } | |
1056 | else | |
1057 | ERR_print_errors(bio_err); | |
1058 | return(0); | |
1059 | } | |
1060 | ||
1061 | PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con)); | |
1062 | ||
1063 | peer=SSL_get_peer_certificate(con); | |
1064 | if (peer != NULL) | |
1065 | { | |
1066 | BIO_printf(bio_s_out,"Client certificate\n"); | |
1067 | PEM_write_bio_X509(bio_s_out,peer); | |
1068 | X509_NAME_oneline(X509_get_subject_name(peer),buf,BUFSIZ); | |
1069 | BIO_printf(bio_s_out,"subject=%s\n",buf); | |
1070 | X509_NAME_oneline(X509_get_issuer_name(peer),buf,BUFSIZ); | |
1071 | BIO_printf(bio_s_out,"issuer=%s\n",buf); | |
1072 | X509_free(peer); | |
1073 | } | |
1074 | ||
1075 | if (SSL_get_shared_ciphers(con,buf,BUFSIZ) != NULL) | |
1076 | BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf); | |
1077 | str=SSL_CIPHER_get_name(SSL_get_current_cipher(con)); | |
1078 | BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)"); | |
1079 | if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n"); | |
dfeab068 RE |
1080 | if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) & |
1081 | TLS1_FLAGS_TLS_PADDING_BUG) | |
1082 | BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n"); | |
1083 | ||
d02b48c6 RE |
1084 | return(1); |
1085 | } | |
1086 | ||
58964a49 | 1087 | #ifndef NO_DH |
3908cdf4 | 1088 | static DH *load_dh_param(char *dhfile) |
d02b48c6 RE |
1089 | { |
1090 | DH *ret=NULL; | |
1091 | BIO *bio; | |
1092 | ||
3908cdf4 | 1093 | if ((bio=BIO_new_file(dhfile,"r")) == NULL) |
d02b48c6 | 1094 | goto err; |
74678cc2 | 1095 | ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL); |
d02b48c6 RE |
1096 | err: |
1097 | if (bio != NULL) BIO_free(bio); | |
d02b48c6 RE |
1098 | return(ret); |
1099 | } | |
58964a49 | 1100 | #endif |
d02b48c6 RE |
1101 | |
1102 | #if 0 | |
6b691a5c | 1103 | static int load_CA(SSL_CTX *ctx, char *file) |
d02b48c6 RE |
1104 | { |
1105 | FILE *in; | |
1106 | X509 *x=NULL; | |
1107 | ||
1108 | if ((in=fopen(file,"r")) == NULL) | |
1109 | return(0); | |
1110 | ||
1111 | for (;;) | |
1112 | { | |
1113 | if (PEM_read_X509(in,&x,NULL) == NULL) | |
1114 | break; | |
1115 | SSL_CTX_add_client_CA(ctx,x); | |
1116 | } | |
1117 | if (x != NULL) X509_free(x); | |
1118 | fclose(in); | |
1119 | return(1); | |
1120 | } | |
1121 | #endif | |
1122 | ||
61f5b6f3 | 1123 | static int www_body(char *hostname, int s, unsigned char *context) |
d02b48c6 | 1124 | { |
dfeab068 | 1125 | char *buf=NULL; |
d02b48c6 RE |
1126 | int ret=1; |
1127 | int i,j,k,blank,dot; | |
1128 | struct stat st_buf; | |
1129 | SSL *con; | |
1130 | SSL_CIPHER *c; | |
1131 | BIO *io,*ssl_bio,*sbio; | |
58964a49 | 1132 | long total_bytes; |
d02b48c6 | 1133 | |
dfeab068 RE |
1134 | buf=Malloc(bufsize); |
1135 | if (buf == NULL) return(0); | |
d02b48c6 RE |
1136 | io=BIO_new(BIO_f_buffer()); |
1137 | ssl_bio=BIO_new(BIO_f_ssl()); | |
1138 | if ((io == NULL) || (ssl_bio == NULL)) goto err; | |
1139 | ||
1140 | #ifdef FIONBIO | |
1141 | if (s_nbio) | |
1142 | { | |
58964a49 | 1143 | unsigned long sl=1; |
d02b48c6 RE |
1144 | |
1145 | if (!s_quiet) | |
1146 | BIO_printf(bio_err,"turning on non blocking io\n"); | |
58964a49 RE |
1147 | if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) |
1148 | ERR_print_errors(bio_err); | |
d02b48c6 RE |
1149 | } |
1150 | #endif | |
1151 | ||
1152 | /* lets make the output buffer a reasonable size */ | |
dfeab068 | 1153 | if (!BIO_set_write_buffer_size(io,bufsize)) goto err; |
d02b48c6 | 1154 | |
82fc1d9c | 1155 | if ((con=SSL_new(ctx)) == NULL) goto err; |
61f5b6f3 BL |
1156 | if(context) SSL_set_session_id_context(con, context, |
1157 | strlen((char *)context)); | |
d02b48c6 RE |
1158 | |
1159 | sbio=BIO_new_socket(s,BIO_NOCLOSE); | |
1160 | if (s_nbio_test) | |
1161 | { | |
1162 | BIO *test; | |
1163 | ||
1164 | test=BIO_new(BIO_f_nbio_test()); | |
1165 | sbio=BIO_push(test,sbio); | |
1166 | } | |
1167 | SSL_set_bio(con,sbio,sbio); | |
1168 | SSL_set_accept_state(con); | |
1169 | ||
1170 | /* SSL_set_fd(con,s); */ | |
1171 | BIO_set_ssl(ssl_bio,con,BIO_CLOSE); | |
1172 | BIO_push(io,ssl_bio); | |
a53955d8 UM |
1173 | #ifdef CHARSET_EBCDIC |
1174 | io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io); | |
1175 | #endif | |
d02b48c6 RE |
1176 | |
1177 | if (s_debug) | |
1178 | { | |
1179 | con->debug=1; | |
1180 | BIO_set_callback(SSL_get_rbio(con),bio_dump_cb); | |
1181 | BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); | |
1182 | } | |
1183 | ||
1184 | blank=0; | |
1185 | for (;;) | |
1186 | { | |
1187 | if (hack) | |
1188 | { | |
1189 | i=SSL_accept(con); | |
1190 | ||
1191 | switch (SSL_get_error(con,i)) | |
1192 | { | |
1193 | case SSL_ERROR_NONE: | |
1194 | break; | |
1195 | case SSL_ERROR_WANT_WRITE: | |
1196 | case SSL_ERROR_WANT_READ: | |
1197 | case SSL_ERROR_WANT_X509_LOOKUP: | |
1198 | continue; | |
1199 | case SSL_ERROR_SYSCALL: | |
1200 | case SSL_ERROR_SSL: | |
1201 | case SSL_ERROR_ZERO_RETURN: | |
1202 | ret=1; | |
1203 | goto err; | |
dfeab068 | 1204 | /* break; */ |
d02b48c6 RE |
1205 | } |
1206 | ||
1207 | SSL_renegotiate(con); | |
1208 | SSL_write(con,NULL,0); | |
1209 | } | |
1210 | ||
dfeab068 | 1211 | i=BIO_gets(io,buf,bufsize-1); |
d02b48c6 RE |
1212 | if (i < 0) /* error */ |
1213 | { | |
1214 | if (!BIO_should_retry(io)) | |
1215 | { | |
1216 | if (!s_quiet) | |
1217 | ERR_print_errors(bio_err); | |
1218 | goto err; | |
1219 | } | |
1220 | else | |
1221 | { | |
1222 | BIO_printf(bio_s_out,"read R BLOCK\n"); | |
1223 | #ifndef MSDOS | |
1224 | sleep(1); | |
1225 | #endif | |
1226 | continue; | |
1227 | } | |
1228 | } | |
1229 | else if (i == 0) /* end of input */ | |
1230 | { | |
1231 | ret=1; | |
1232 | goto end; | |
1233 | } | |
1234 | ||
1235 | /* else we have data */ | |
1236 | if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) || | |
58964a49 | 1237 | ((www == 2) && (strncmp("GET /stats ",buf,10) == 0))) |
d02b48c6 RE |
1238 | { |
1239 | char *p; | |
1240 | X509 *peer; | |
f73e07cf | 1241 | STACK_OF(SSL_CIPHER) *sk; |
58964a49 | 1242 | static char *space=" "; |
d02b48c6 RE |
1243 | |
1244 | BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); | |
a53955d8 | 1245 | BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n"); |
d02b48c6 RE |
1246 | BIO_puts(io,"<pre>\n"); |
1247 | /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/ | |
1248 | BIO_puts(io,"\n"); | |
1249 | for (i=0; i<local_argc; i++) | |
1250 | { | |
1251 | BIO_puts(io,local_argv[i]); | |
1252 | BIO_write(io," ",1); | |
1253 | } | |
1254 | BIO_puts(io,"\n"); | |
1255 | ||
1256 | /* The following is evil and should not really | |
1257 | * be done */ | |
1258 | BIO_printf(io,"Ciphers supported in s_server binary\n"); | |
1259 | sk=SSL_get_ciphers(con); | |
f73e07cf | 1260 | j=sk_SSL_CIPHER_num(sk); |
d02b48c6 RE |
1261 | for (i=0; i<j; i++) |
1262 | { | |
f73e07cf | 1263 | c=sk_SSL_CIPHER_value(sk,i); |
58964a49 | 1264 | BIO_printf(io,"%-11s:%-25s", |
d02b48c6 RE |
1265 | SSL_CIPHER_get_version(c), |
1266 | SSL_CIPHER_get_name(c)); | |
58964a49 | 1267 | if ((((i+1)%2) == 0) && (i+1 != j)) |
d02b48c6 RE |
1268 | BIO_puts(io,"\n"); |
1269 | } | |
1270 | BIO_puts(io,"\n"); | |
dfeab068 | 1271 | p=SSL_get_shared_ciphers(con,buf,bufsize); |
d02b48c6 RE |
1272 | if (p != NULL) |
1273 | { | |
1274 | BIO_printf(io,"---\nCiphers common between both SSL end points:\n"); | |
1275 | j=i=0; | |
1276 | while (*p) | |
1277 | { | |
1278 | if (*p == ':') | |
1279 | { | |
58964a49 | 1280 | BIO_write(io,space,26-j); |
d02b48c6 RE |
1281 | i++; |
1282 | j=0; | |
1283 | BIO_write(io,((i%3)?" ":"\n"),1); | |
1284 | } | |
1285 | else | |
1286 | { | |
1287 | BIO_write(io,p,1); | |
1288 | j++; | |
1289 | } | |
1290 | p++; | |
1291 | } | |
1292 | BIO_puts(io,"\n"); | |
1293 | } | |
1294 | BIO_printf(io,((con->hit) | |
1295 | ?"---\nReused, " | |
1296 | :"---\nNew, ")); | |
1297 | c=SSL_get_current_cipher(con); | |
58964a49 | 1298 | BIO_printf(io,"%s, Cipher is %s\n", |
d02b48c6 RE |
1299 | SSL_CIPHER_get_version(c), |
1300 | SSL_CIPHER_get_name(c)); | |
1301 | SSL_SESSION_print(io,SSL_get_session(con)); | |
1302 | BIO_printf(io,"---\n"); | |
1303 | print_stats(io,SSL_get_SSL_CTX(con)); | |
1304 | BIO_printf(io,"---\n"); | |
1305 | peer=SSL_get_peer_certificate(con); | |
1306 | if (peer != NULL) | |
1307 | { | |
1308 | BIO_printf(io,"Client certificate\n"); | |
1309 | X509_print(io,peer); | |
1310 | PEM_write_bio_X509(io,peer); | |
1311 | } | |
1312 | else | |
1313 | BIO_puts(io,"no client certificate available\n"); | |
58964a49 | 1314 | BIO_puts(io,"</BODY></HTML>\r\n\r\n"); |
d02b48c6 RE |
1315 | break; |
1316 | } | |
a53955d8 | 1317 | else if ((www == 2) && (strncmp("GET /",buf,5) == 0)) |
d02b48c6 RE |
1318 | { |
1319 | BIO *file; | |
1320 | char *p,*e; | |
1321 | static char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"; | |
1322 | ||
1323 | /* skip the '/' */ | |
1324 | p= &(buf[5]); | |
1325 | dot=0; | |
1326 | for (e=p; *e != '\0'; e++) | |
1327 | { | |
1328 | if (e[0] == ' ') break; | |
1329 | if ( (e[0] == '.') && | |
1330 | (strncmp(&(e[-1]),"/../",4) == 0)) | |
1331 | dot=1; | |
1332 | } | |
58964a49 | 1333 | |
d02b48c6 RE |
1334 | |
1335 | if (*e == '\0') | |
1336 | { | |
1337 | BIO_puts(io,text); | |
1338 | BIO_printf(io,"'%s' is an invalid file name\r\n",p); | |
1339 | break; | |
1340 | } | |
1341 | *e='\0'; | |
1342 | ||
1343 | if (dot) | |
1344 | { | |
1345 | BIO_puts(io,text); | |
1346 | BIO_printf(io,"'%s' contains '..' reference\r\n",p); | |
1347 | break; | |
1348 | } | |
1349 | ||
1350 | if (*p == '/') | |
1351 | { | |
1352 | BIO_puts(io,text); | |
1353 | BIO_printf(io,"'%s' is an invalid path\r\n",p); | |
1354 | break; | |
1355 | } | |
1356 | ||
1357 | /* append if a directory lookup */ | |
1358 | if (e[-1] == '/') | |
1359 | strcat(p,"index.html"); | |
1360 | ||
1361 | /* if a directory, do the index thang */ | |
1362 | if (stat(p,&st_buf) < 0) | |
1363 | { | |
1364 | BIO_puts(io,text); | |
1365 | BIO_printf(io,"Error accessing '%s'\r\n",p); | |
1366 | ERR_print_errors(io); | |
1367 | break; | |
1368 | } | |
1369 | if (S_ISDIR(st_buf.st_mode)) | |
1370 | { | |
1371 | strcat(p,"/index.html"); | |
1372 | } | |
1373 | ||
1374 | if ((file=BIO_new_file(p,"r")) == NULL) | |
1375 | { | |
1376 | BIO_puts(io,text); | |
1377 | BIO_printf(io,"Error opening '%s'\r\n",p); | |
1378 | ERR_print_errors(io); | |
1379 | break; | |
1380 | } | |
1381 | ||
1382 | if (!s_quiet) | |
1383 | BIO_printf(bio_err,"FILE:%s\n",p); | |
1384 | ||
1385 | i=strlen(p); | |
1386 | if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) || | |
1387 | ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) || | |
1388 | ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0))) | |
1389 | BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); | |
1390 | else | |
1391 | BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"); | |
1392 | /* send the file */ | |
58964a49 | 1393 | total_bytes=0; |
d02b48c6 RE |
1394 | for (;;) |
1395 | { | |
dfeab068 | 1396 | i=BIO_read(file,buf,bufsize); |
d02b48c6 RE |
1397 | if (i <= 0) break; |
1398 | ||
dfeab068 | 1399 | #ifdef RENEG |
58964a49 RE |
1400 | total_bytes+=i; |
1401 | fprintf(stderr,"%d\n",i); | |
1402 | if (total_bytes > 3*1024) | |
1403 | { | |
1404 | total_bytes=0; | |
1405 | fprintf(stderr,"RENEGOTIATE\n"); | |
1406 | SSL_renegotiate(con); | |
1407 | } | |
dfeab068 | 1408 | #endif |
58964a49 | 1409 | |
d02b48c6 RE |
1410 | for (j=0; j<i; ) |
1411 | { | |
58964a49 RE |
1412 | #ifdef RENEG |
1413 | { static count=0; if (++count == 13) { SSL_renegotiate(con); } } | |
1414 | #endif | |
d02b48c6 RE |
1415 | k=BIO_write(io,&(buf[j]),i-j); |
1416 | if (k <= 0) | |
1417 | { | |
1418 | if (!BIO_should_retry(io)) | |
58964a49 | 1419 | goto write_error; |
d02b48c6 RE |
1420 | else |
1421 | { | |
1422 | BIO_printf(bio_s_out,"rwrite W BLOCK\n"); | |
1423 | } | |
1424 | } | |
1425 | else | |
1426 | { | |
1427 | j+=k; | |
1428 | } | |
1429 | } | |
1430 | } | |
58964a49 | 1431 | write_error: |
d02b48c6 RE |
1432 | BIO_free(file); |
1433 | break; | |
1434 | } | |
1435 | } | |
1436 | ||
1437 | for (;;) | |
1438 | { | |
1439 | i=(int)BIO_flush(io); | |
1440 | if (i <= 0) | |
1441 | { | |
1442 | if (!BIO_should_retry(io)) | |
1443 | break; | |
1444 | } | |
1445 | else | |
1446 | break; | |
1447 | } | |
1448 | end: | |
58964a49 | 1449 | #if 1 |
d02b48c6 RE |
1450 | /* make sure we re-use sessions */ |
1451 | SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
1452 | #else | |
657e60fa | 1453 | /* This kills performance */ |
58964a49 RE |
1454 | /* SSL_shutdown(con); A shutdown gets sent in the |
1455 | * BIO_free_all(io) procession */ | |
d02b48c6 RE |
1456 | #endif |
1457 | ||
1458 | err: | |
1459 | ||
1460 | if (ret >= 0) | |
1461 | BIO_printf(bio_s_out,"ACCEPT\n"); | |
1462 | ||
dfeab068 | 1463 | if (buf != NULL) Free(buf); |
d02b48c6 | 1464 | if (io != NULL) BIO_free_all(io); |
58964a49 | 1465 | /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/ |
d02b48c6 RE |
1466 | return(ret); |
1467 | } | |
1468 | ||
f5d7a031 | 1469 | #ifndef NO_RSA |
df63a389 | 1470 | static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength) |
d02b48c6 RE |
1471 | { |
1472 | static RSA *rsa_tmp=NULL; | |
1473 | ||
1474 | if (rsa_tmp == NULL) | |
1475 | { | |
1476 | if (!s_quiet) | |
1477 | { | |
60e31c3a | 1478 | BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength); |
d58d092b | 1479 | (void)BIO_flush(bio_err); |
d02b48c6 | 1480 | } |
60e31c3a | 1481 | rsa_tmp=RSA_generate_key(keylength,RSA_F4,NULL,NULL); |
d02b48c6 RE |
1482 | if (!s_quiet) |
1483 | { | |
1484 | BIO_printf(bio_err,"\n"); | |
d58d092b | 1485 | (void)BIO_flush(bio_err); |
d02b48c6 RE |
1486 | } |
1487 | } | |
1488 | return(rsa_tmp); | |
1489 | } | |
f5d7a031 | 1490 | #endif |