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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 | */ | |
a661b653 BM |
58 | /* ==================================================================== |
59 | * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. | |
60 | * | |
61 | * Redistribution and use in source and binary forms, with or without | |
62 | * modification, are permitted provided that the following conditions | |
63 | * are met: | |
64 | * | |
65 | * 1. Redistributions of source code must retain the above copyright | |
66 | * notice, this list of conditions and the following disclaimer. | |
67 | * | |
68 | * 2. Redistributions in binary form must reproduce the above copyright | |
69 | * notice, this list of conditions and the following disclaimer in | |
70 | * the documentation and/or other materials provided with the | |
71 | * distribution. | |
72 | * | |
73 | * 3. All advertising materials mentioning features or use of this | |
74 | * software must display the following acknowledgment: | |
75 | * "This product includes software developed by the OpenSSL Project | |
76 | * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" | |
77 | * | |
78 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
79 | * endorse or promote products derived from this software without | |
80 | * prior written permission. For written permission, please contact | |
81 | * openssl-core@openssl.org. | |
82 | * | |
83 | * 5. Products derived from this software may not be called "OpenSSL" | |
84 | * nor may "OpenSSL" appear in their names without prior written | |
85 | * permission of the OpenSSL Project. | |
86 | * | |
87 | * 6. Redistributions of any form whatsoever must retain the following | |
88 | * acknowledgment: | |
89 | * "This product includes software developed by the OpenSSL Project | |
90 | * for use in the OpenSSL Toolkit (http://www.openssl.org/)" | |
91 | * | |
92 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
93 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
94 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
95 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
96 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
97 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
98 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
99 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
100 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
101 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
102 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
103 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
104 | * ==================================================================== | |
105 | * | |
106 | * This product includes cryptographic software written by Eric Young | |
107 | * (eay@cryptsoft.com). This product includes software written by Tim | |
108 | * Hudson (tjh@cryptsoft.com). | |
109 | * | |
110 | */ | |
ea262260 BM |
111 | /* ==================================================================== |
112 | * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. | |
7eb18f12 | 113 | * ECC cipher suite support in OpenSSL originally developed by |
ea262260 BM |
114 | * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project. |
115 | */ | |
d02b48c6 | 116 | |
5daec7ea GT |
117 | /* Until the key-gen callbacks are modified to use newer prototypes, we allow |
118 | * deprecated functions for openssl-internal code */ | |
119 | #ifdef OPENSSL_NO_DEPRECATED | |
120 | #undef OPENSSL_NO_DEPRECATED | |
121 | #endif | |
122 | ||
1b1a6e78 | 123 | #include <assert.h> |
8c197cc5 UM |
124 | #include <stdio.h> |
125 | #include <stdlib.h> | |
126 | #include <string.h> | |
4d8743f4 | 127 | |
8c197cc5 | 128 | #include <sys/stat.h> |
be1bd923 | 129 | #include <openssl/e_os2.h> |
cf1b7d96 | 130 | #ifdef OPENSSL_NO_STDIO |
8c197cc5 UM |
131 | #define APPS_WIN16 |
132 | #endif | |
133 | ||
4d8743f4 RL |
134 | #if !defined(OPENSSL_SYS_NETWARE) /* conflicts with winsock2 stuff on netware */ |
135 | #include <sys/types.h> | |
136 | #endif | |
137 | ||
7d7d2cbc UM |
138 | /* With IPv6, it looks like Digital has mixed up the proper order of |
139 | recursive header file inclusion, resulting in the compiler complaining | |
140 | that u_int isn't defined, but only if _POSIX_C_SOURCE is defined, which | |
141 | is needed to have fileno() declared correctly... So let's define u_int */ | |
bc36ee62 | 142 | #if defined(OPENSSL_SYS_VMS_DECC) && !defined(__U_INT) |
7d7d2cbc UM |
143 | #define __U_INT |
144 | typedef unsigned int u_int; | |
145 | #endif | |
146 | ||
ec577822 BM |
147 | #include <openssl/lhash.h> |
148 | #include <openssl/bn.h> | |
d02b48c6 RE |
149 | #define USE_SOCKETS |
150 | #include "apps.h" | |
ec577822 BM |
151 | #include <openssl/err.h> |
152 | #include <openssl/pem.h> | |
153 | #include <openssl/x509.h> | |
154 | #include <openssl/ssl.h> | |
1372965e | 155 | #include <openssl/rand.h> |
d02b48c6 | 156 | #include "s_apps.h" |
36d16f8e | 157 | #include "timeouts.h" |
d02b48c6 | 158 | |
0bf23d9b RL |
159 | #ifdef OPENSSL_SYS_WINCE |
160 | /* Windows CE incorrectly defines fileno as returning void*, so to avoid problems below... */ | |
161 | #ifdef fileno | |
162 | #undef fileno | |
163 | #endif | |
164 | #define fileno(a) (int)_fileno(a) | |
165 | #endif | |
166 | ||
bc36ee62 | 167 | #if (defined(OPENSSL_SYS_VMS) && __VMS_VER < 70000000) |
75e0770d | 168 | /* FIONBIO used as a switch to enable ioctl, and that isn't in VMS < 7.0 */ |
7d7d2cbc UM |
169 | #undef FIONBIO |
170 | #endif | |
171 | ||
cf1b7d96 | 172 | #ifndef OPENSSL_NO_RSA |
df63a389 | 173 | static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength); |
f5d7a031 | 174 | #endif |
61f5b6f3 BL |
175 | static int sv_body(char *hostname, int s, unsigned char *context); |
176 | static int www_body(char *hostname, int s, unsigned char *context); | |
d02b48c6 RE |
177 | static void close_accept_socket(void ); |
178 | static void sv_usage(void); | |
179 | static int init_ssl_connection(SSL *s); | |
180 | static void print_stats(BIO *bp,SSL_CTX *ctx); | |
1aa0d947 GT |
181 | static int generate_session_id(const SSL *ssl, unsigned char *id, |
182 | unsigned int *id_len); | |
cf1b7d96 | 183 | #ifndef OPENSSL_NO_DH |
eb3eab20 | 184 | static DH *load_dh_param(const char *dhfile); |
d02b48c6 | 185 | static DH *get_dh512(void); |
58964a49 | 186 | #endif |
ea262260 | 187 | |
b74ba295 BM |
188 | #ifdef MONOLITH |
189 | static void s_server_init(void); | |
190 | #endif | |
d02b48c6 RE |
191 | |
192 | #ifndef S_ISDIR | |
cf2562e7 BM |
193 | # if defined(_S_IFMT) && defined(_S_IFDIR) |
194 | # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR) | |
195 | # else | |
196 | # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR) | |
197 | # endif | |
7d7d2cbc | 198 | #endif |
d02b48c6 | 199 | |
cf1b7d96 | 200 | #ifndef OPENSSL_NO_DH |
d02b48c6 RE |
201 | static unsigned char dh512_p[]={ |
202 | 0xDA,0x58,0x3C,0x16,0xD9,0x85,0x22,0x89,0xD0,0xE4,0xAF,0x75, | |
203 | 0x6F,0x4C,0xCA,0x92,0xDD,0x4B,0xE5,0x33,0xB8,0x04,0xFB,0x0F, | |
204 | 0xED,0x94,0xEF,0x9C,0x8A,0x44,0x03,0xED,0x57,0x46,0x50,0xD3, | |
205 | 0x69,0x99,0xDB,0x29,0xD7,0x76,0x27,0x6B,0xA2,0xD3,0xD4,0x12, | |
206 | 0xE2,0x18,0xF4,0xDD,0x1E,0x08,0x4C,0xF6,0xD8,0x00,0x3E,0x7C, | |
207 | 0x47,0x74,0xE8,0x33, | |
208 | }; | |
209 | static unsigned char dh512_g[]={ | |
210 | 0x02, | |
211 | }; | |
212 | ||
6b691a5c | 213 | static DH *get_dh512(void) |
d02b48c6 RE |
214 | { |
215 | DH *dh=NULL; | |
216 | ||
d02b48c6 RE |
217 | if ((dh=DH_new()) == NULL) return(NULL); |
218 | dh->p=BN_bin2bn(dh512_p,sizeof(dh512_p),NULL); | |
219 | dh->g=BN_bin2bn(dh512_g,sizeof(dh512_g),NULL); | |
220 | if ((dh->p == NULL) || (dh->g == NULL)) | |
221 | return(NULL); | |
d02b48c6 RE |
222 | return(dh); |
223 | } | |
58964a49 | 224 | #endif |
d02b48c6 | 225 | |
ea262260 | 226 | |
d02b48c6 RE |
227 | /* static int load_CA(SSL_CTX *ctx, char *file);*/ |
228 | ||
229 | #undef BUFSIZZ | |
dfeab068 | 230 | #define BUFSIZZ 16*1024 |
dd73193c | 231 | static int bufsize=BUFSIZZ; |
d02b48c6 RE |
232 | static int accept_socket= -1; |
233 | ||
234 | #define TEST_CERT "server.pem" | |
235 | #undef PROG | |
236 | #define PROG s_server_main | |
237 | ||
d02b48c6 RE |
238 | extern int verify_depth; |
239 | ||
240 | static char *cipher=NULL; | |
58964a49 | 241 | static int s_server_verify=SSL_VERIFY_NONE; |
b56bce4f | 242 | static int s_server_session_id_context = 1; /* anything will do */ |
7d727231 | 243 | static const char *s_cert_file=TEST_CERT,*s_key_file=NULL; |
58964a49 | 244 | static char *s_dcert_file=NULL,*s_dkey_file=NULL; |
d02b48c6 RE |
245 | #ifdef FIONBIO |
246 | static int s_nbio=0; | |
247 | #endif | |
248 | static int s_nbio_test=0; | |
204cf1ab | 249 | int s_crlf=0; |
d02b48c6 RE |
250 | static SSL_CTX *ctx=NULL; |
251 | static int www=0; | |
252 | ||
253 | static BIO *bio_s_out=NULL; | |
254 | static int s_debug=0; | |
a661b653 | 255 | static int s_msg=0; |
d02b48c6 RE |
256 | static int s_quiet=0; |
257 | ||
b74ba295 | 258 | static int hack=0; |
0b13e9f0 | 259 | #ifndef OPENSSL_NO_ENGINE |
5270e702 | 260 | static char *engine_id=NULL; |
0b13e9f0 | 261 | #endif |
1aa0d947 | 262 | static const char *session_id_prefix=NULL; |
b74ba295 | 263 | |
36d16f8e BL |
264 | static int enable_timeouts = 0; |
265 | static long mtu; | |
266 | static int cert_chain = 0; | |
267 | ||
268 | ||
b74ba295 | 269 | #ifdef MONOLITH |
6b691a5c | 270 | static void s_server_init(void) |
58964a49 | 271 | { |
b74ba295 | 272 | accept_socket=-1; |
58964a49 RE |
273 | cipher=NULL; |
274 | s_server_verify=SSL_VERIFY_NONE; | |
275 | s_dcert_file=NULL; | |
276 | s_dkey_file=NULL; | |
277 | s_cert_file=TEST_CERT; | |
278 | s_key_file=NULL; | |
279 | #ifdef FIONBIO | |
280 | s_nbio=0; | |
281 | #endif | |
282 | s_nbio_test=0; | |
283 | ctx=NULL; | |
284 | www=0; | |
285 | ||
286 | bio_s_out=NULL; | |
287 | s_debug=0; | |
a661b653 | 288 | s_msg=0; |
58964a49 | 289 | s_quiet=0; |
b74ba295 | 290 | hack=0; |
0b13e9f0 | 291 | #ifndef OPENSSL_NO_ENGINE |
5270e702 | 292 | engine_id=NULL; |
0b13e9f0 | 293 | #endif |
58964a49 RE |
294 | } |
295 | #endif | |
296 | ||
6b691a5c | 297 | static void sv_usage(void) |
d02b48c6 RE |
298 | { |
299 | BIO_printf(bio_err,"usage: s_server [args ...]\n"); | |
300 | BIO_printf(bio_err,"\n"); | |
13e91dd3 | 301 | BIO_printf(bio_err," -accept arg - port to accept on (default is %d)\n",PORT); |
b4cadc6e | 302 | BIO_printf(bio_err," -context arg - set session ID context\n"); |
d02b48c6 RE |
303 | BIO_printf(bio_err," -verify arg - turn on peer certificate verification\n"); |
304 | BIO_printf(bio_err," -Verify arg - turn on peer certificate verification, must have a cert.\n"); | |
826a42a0 | 305 | BIO_printf(bio_err," -cert arg - certificate file to use\n"); |
d02b48c6 | 306 | BIO_printf(bio_err," (default is %s)\n",TEST_CERT); |
826a42a0 DSH |
307 | BIO_printf(bio_err," -certform arg - certificate format (PEM or DER) PEM default\n"); |
308 | BIO_printf(bio_err," -key arg - Private Key file to use, in cert file if\n"); | |
d02b48c6 | 309 | BIO_printf(bio_err," not specified (default is %s)\n",TEST_CERT); |
826a42a0 DSH |
310 | BIO_printf(bio_err," -keyform arg - key format (PEM, DER or ENGINE) PEM default\n"); |
311 | BIO_printf(bio_err," -pass arg - private key file pass phrase source\n"); | |
ea14a91f | 312 | BIO_printf(bio_err," -dcert arg - second certificate file to use (usually for DSA)\n"); |
826a42a0 | 313 | BIO_printf(bio_err," -dcertform x - second certificate format (PEM or DER) PEM default\n"); |
ea14a91f | 314 | BIO_printf(bio_err," -dkey arg - second private key file to use (usually for DSA)\n"); |
826a42a0 DSH |
315 | BIO_printf(bio_err," -dkeyform arg - second key format (PEM, DER or ENGINE) PEM default\n"); |
316 | BIO_printf(bio_err," -dpass arg - second private key file pass phrase source\n"); | |
3908cdf4 DSH |
317 | BIO_printf(bio_err," -dhparam arg - DH parameter file to use, in cert file if not specified\n"); |
318 | BIO_printf(bio_err," or a default set of parameters is used\n"); | |
ea262260 BM |
319 | #ifndef OPENSSL_NO_ECDH |
320 | BIO_printf(bio_err," -named_curve arg - Elliptic curve name to use for ephemeral ECDH keys.\n" \ | |
321 | " Use \"openssl ecparam -list_curves\" for all names\n" \ | |
322 | " (default is sect163r2).\n"); | |
323 | #endif | |
d02b48c6 RE |
324 | #ifdef FIONBIO |
325 | BIO_printf(bio_err," -nbio - Run with non-blocking IO\n"); | |
326 | #endif | |
327 | BIO_printf(bio_err," -nbio_test - test with the non-blocking test bio\n"); | |
1bdb8633 | 328 | BIO_printf(bio_err," -crlf - convert LF from terminal into CRLF\n"); |
d02b48c6 | 329 | BIO_printf(bio_err," -debug - Print more output\n"); |
a661b653 | 330 | BIO_printf(bio_err," -msg - Show protocol messages\n"); |
d02b48c6 RE |
331 | BIO_printf(bio_err," -state - Print the SSL states\n"); |
332 | BIO_printf(bio_err," -CApath arg - PEM format directory of CA's\n"); | |
333 | BIO_printf(bio_err," -CAfile arg - PEM format file of CA's\n"); | |
334 | BIO_printf(bio_err," -nocert - Don't use any certificates (Anon-DH)\n"); | |
e170a5c0 | 335 | BIO_printf(bio_err," -cipher arg - play with 'openssl ciphers' to see what goes here\n"); |
836f9960 | 336 | BIO_printf(bio_err," -serverpref - Use server's cipher preferences\n"); |
d02b48c6 RE |
337 | BIO_printf(bio_err," -quiet - No server output\n"); |
338 | BIO_printf(bio_err," -no_tmp_rsa - Do not generate a tmp RSA key\n"); | |
339 | BIO_printf(bio_err," -ssl2 - Just talk SSLv2\n"); | |
340 | BIO_printf(bio_err," -ssl3 - Just talk SSLv3\n"); | |
58964a49 | 341 | BIO_printf(bio_err," -tls1 - Just talk TLSv1\n"); |
36d16f8e BL |
342 | BIO_printf(bio_err," -dtls1 - Just talk DTLSv1\n"); |
343 | BIO_printf(bio_err," -timeout - Enable timeouts\n"); | |
344 | BIO_printf(bio_err," -mtu - Set MTU\n"); | |
345 | BIO_printf(bio_err," -chain - Read a certificate chain\n"); | |
58964a49 RE |
346 | BIO_printf(bio_err," -no_ssl2 - Just disable SSLv2\n"); |
347 | BIO_printf(bio_err," -no_ssl3 - Just disable SSLv3\n"); | |
348 | BIO_printf(bio_err," -no_tls1 - Just disable TLSv1\n"); | |
cf1b7d96 | 349 | #ifndef OPENSSL_NO_DH |
50596582 | 350 | BIO_printf(bio_err," -no_dhe - Disable ephemeral DH\n"); |
ea262260 BM |
351 | #endif |
352 | #ifndef OPENSSL_NO_ECDH | |
353 | BIO_printf(bio_err," -no_ecdhe - Disable ephemeral ECDH\n"); | |
50596582 | 354 | #endif |
657e60fa | 355 | BIO_printf(bio_err," -bugs - Turn on SSL bug compatibility\n"); |
d02b48c6 | 356 | BIO_printf(bio_err," -www - Respond to a 'GET /' with a status page\n"); |
15542b28 | 357 | BIO_printf(bio_err," -WWW - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n"); |
251cb4cf RL |
358 | BIO_printf(bio_err," -HTTP - Respond to a 'GET /<path> HTTP/1.0' with file ./<path>\n"); |
359 | BIO_printf(bio_err," with the assumption it contains a complete HTTP response.\n"); | |
0b13e9f0 | 360 | #ifndef OPENSSL_NO_ENGINE |
5270e702 | 361 | BIO_printf(bio_err," -engine id - Initialise and use the specified engine\n"); |
0b13e9f0 | 362 | #endif |
1aa0d947 | 363 | BIO_printf(bio_err," -id_prefix arg - Generate SSL/TLS session IDs prefixed by 'arg'\n"); |
52b621db | 364 | BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); |
d02b48c6 RE |
365 | } |
366 | ||
58964a49 | 367 | static int local_argc=0; |
d02b48c6 | 368 | static char **local_argv; |
d02b48c6 | 369 | |
a53955d8 UM |
370 | #ifdef CHARSET_EBCDIC |
371 | static int ebcdic_new(BIO *bi); | |
372 | static int ebcdic_free(BIO *a); | |
373 | static int ebcdic_read(BIO *b, char *out, int outl); | |
0fd05a2f BM |
374 | static int ebcdic_write(BIO *b, const char *in, int inl); |
375 | static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr); | |
a53955d8 | 376 | static int ebcdic_gets(BIO *bp, char *buf, int size); |
0fd05a2f | 377 | static int ebcdic_puts(BIO *bp, const char *str); |
a53955d8 UM |
378 | |
379 | #define BIO_TYPE_EBCDIC_FILTER (18|0x0200) | |
380 | static BIO_METHOD methods_ebcdic= | |
381 | { | |
382 | BIO_TYPE_EBCDIC_FILTER, | |
383 | "EBCDIC/ASCII filter", | |
384 | ebcdic_write, | |
385 | ebcdic_read, | |
386 | ebcdic_puts, | |
387 | ebcdic_gets, | |
388 | ebcdic_ctrl, | |
389 | ebcdic_new, | |
390 | ebcdic_free, | |
391 | }; | |
392 | ||
393 | typedef struct | |
394 | { | |
395 | size_t alloced; | |
396 | char buff[1]; | |
397 | } EBCDIC_OUTBUFF; | |
398 | ||
399 | BIO_METHOD *BIO_f_ebcdic_filter() | |
400 | { | |
401 | return(&methods_ebcdic); | |
402 | } | |
403 | ||
404 | static int ebcdic_new(BIO *bi) | |
405 | { | |
406 | EBCDIC_OUTBUFF *wbuf; | |
407 | ||
26a3a48d | 408 | wbuf = (EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + 1024); |
a53955d8 UM |
409 | wbuf->alloced = 1024; |
410 | wbuf->buff[0] = '\0'; | |
411 | ||
412 | bi->ptr=(char *)wbuf; | |
413 | bi->init=1; | |
414 | bi->flags=0; | |
415 | return(1); | |
416 | } | |
417 | ||
418 | static int ebcdic_free(BIO *a) | |
419 | { | |
420 | if (a == NULL) return(0); | |
421 | if (a->ptr != NULL) | |
26a3a48d | 422 | OPENSSL_free(a->ptr); |
a53955d8 UM |
423 | a->ptr=NULL; |
424 | a->init=0; | |
425 | a->flags=0; | |
426 | return(1); | |
427 | } | |
428 | ||
429 | static int ebcdic_read(BIO *b, char *out, int outl) | |
430 | { | |
431 | int ret=0; | |
432 | ||
433 | if (out == NULL || outl == 0) return(0); | |
434 | if (b->next_bio == NULL) return(0); | |
435 | ||
436 | ret=BIO_read(b->next_bio,out,outl); | |
437 | if (ret > 0) | |
438 | ascii2ebcdic(out,out,ret); | |
439 | return(ret); | |
440 | } | |
441 | ||
0fd05a2f | 442 | static int ebcdic_write(BIO *b, const char *in, int inl) |
a53955d8 UM |
443 | { |
444 | EBCDIC_OUTBUFF *wbuf; | |
445 | int ret=0; | |
446 | int num; | |
447 | unsigned char n; | |
448 | ||
449 | if ((in == NULL) || (inl <= 0)) return(0); | |
450 | if (b->next_bio == NULL) return(0); | |
451 | ||
452 | wbuf=(EBCDIC_OUTBUFF *)b->ptr; | |
453 | ||
454 | if (inl > (num = wbuf->alloced)) | |
455 | { | |
456 | num = num + num; /* double the size */ | |
457 | if (num < inl) | |
458 | num = inl; | |
26a3a48d RL |
459 | OPENSSL_free(wbuf); |
460 | wbuf=(EBCDIC_OUTBUFF *)OPENSSL_malloc(sizeof(EBCDIC_OUTBUFF) + num); | |
a53955d8 UM |
461 | |
462 | wbuf->alloced = num; | |
463 | wbuf->buff[0] = '\0'; | |
464 | ||
465 | b->ptr=(char *)wbuf; | |
466 | } | |
467 | ||
468 | ebcdic2ascii(wbuf->buff, in, inl); | |
469 | ||
470 | ret=BIO_write(b->next_bio, wbuf->buff, inl); | |
471 | ||
472 | return(ret); | |
473 | } | |
474 | ||
0fd05a2f | 475 | static long ebcdic_ctrl(BIO *b, int cmd, long num, void *ptr) |
a53955d8 UM |
476 | { |
477 | long ret; | |
478 | ||
479 | if (b->next_bio == NULL) return(0); | |
480 | switch (cmd) | |
481 | { | |
482 | case BIO_CTRL_DUP: | |
483 | ret=0L; | |
484 | break; | |
485 | default: | |
486 | ret=BIO_ctrl(b->next_bio,cmd,num,ptr); | |
487 | break; | |
488 | } | |
489 | return(ret); | |
490 | } | |
491 | ||
492 | static int ebcdic_gets(BIO *bp, char *buf, int size) | |
493 | { | |
0fd05a2f | 494 | int i, ret=0; |
a53955d8 UM |
495 | if (bp->next_bio == NULL) return(0); |
496 | /* return(BIO_gets(bp->next_bio,buf,size));*/ | |
497 | for (i=0; i<size-1; ++i) | |
498 | { | |
499 | ret = ebcdic_read(bp,&buf[i],1); | |
500 | if (ret <= 0) | |
501 | break; | |
502 | else if (buf[i] == '\n') | |
503 | { | |
504 | ++i; | |
505 | break; | |
506 | } | |
507 | } | |
508 | if (i < size) | |
509 | buf[i] = '\0'; | |
510 | return (ret < 0 && i == 0) ? ret : i; | |
511 | } | |
512 | ||
0fd05a2f | 513 | static int ebcdic_puts(BIO *bp, const char *str) |
a53955d8 UM |
514 | { |
515 | if (bp->next_bio == NULL) return(0); | |
516 | return ebcdic_write(bp, str, strlen(str)); | |
517 | } | |
518 | #endif | |
519 | ||
667ac4ec RE |
520 | int MAIN(int, char **); |
521 | ||
6b691a5c | 522 | int MAIN(int argc, char *argv[]) |
d02b48c6 | 523 | { |
bdee69f7 DSH |
524 | X509_STORE *store = NULL; |
525 | int vflags = 0; | |
d02b48c6 RE |
526 | short port=PORT; |
527 | char *CApath=NULL,*CAfile=NULL; | |
b4cadc6e | 528 | char *context = NULL; |
3908cdf4 | 529 | char *dhfile = NULL; |
ea262260 | 530 | char *named_curve = NULL; |
d02b48c6 RE |
531 | int badop=0,bugs=0; |
532 | int ret=1; | |
58964a49 | 533 | int off=0; |
ea262260 | 534 | int no_tmp_rsa=0,no_dhe=0,no_ecdhe=0,nocert=0; |
d02b48c6 RE |
535 | int state=0; |
536 | SSL_METHOD *meth=NULL; | |
36d16f8e | 537 | int sock_type=SOCK_STREAM; |
0b13e9f0 | 538 | #ifndef OPENSSL_NO_ENGINE |
5270e702 | 539 | ENGINE *e=NULL; |
0b13e9f0 | 540 | #endif |
52b621db | 541 | char *inrand=NULL; |
826a42a0 DSH |
542 | int s_cert_format = FORMAT_PEM, s_key_format = FORMAT_PEM; |
543 | char *passarg = NULL, *pass = NULL; | |
544 | char *dpassarg = NULL, *dpass = NULL; | |
545 | int s_dcert_format = FORMAT_PEM, s_dkey_format = FORMAT_PEM; | |
546 | X509 *s_cert = NULL, *s_dcert = NULL; | |
547 | EVP_PKEY *s_key = NULL, *s_dkey = NULL; | |
d02b48c6 | 548 | |
cf1b7d96 | 549 | #if !defined(OPENSSL_NO_SSL2) && !defined(OPENSSL_NO_SSL3) |
d02b48c6 | 550 | meth=SSLv23_server_method(); |
cf1b7d96 | 551 | #elif !defined(OPENSSL_NO_SSL3) |
d02b48c6 | 552 | meth=SSLv3_server_method(); |
cf1b7d96 | 553 | #elif !defined(OPENSSL_NO_SSL2) |
d02b48c6 RE |
554 | meth=SSLv2_server_method(); |
555 | #endif | |
556 | ||
557 | local_argc=argc; | |
558 | local_argv=argv; | |
559 | ||
560 | apps_startup(); | |
b74ba295 BM |
561 | #ifdef MONOLITH |
562 | s_server_init(); | |
563 | #endif | |
d02b48c6 RE |
564 | |
565 | if (bio_err == NULL) | |
566 | bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); | |
567 | ||
3647bee2 DSH |
568 | if (!load_config(bio_err, NULL)) |
569 | goto end; | |
570 | ||
d02b48c6 RE |
571 | verify_depth=0; |
572 | #ifdef FIONBIO | |
573 | s_nbio=0; | |
574 | #endif | |
575 | s_nbio_test=0; | |
576 | ||
577 | argc--; | |
578 | argv++; | |
579 | ||
580 | while (argc >= 1) | |
581 | { | |
582 | if ((strcmp(*argv,"-port") == 0) || | |
583 | (strcmp(*argv,"-accept") == 0)) | |
584 | { | |
585 | if (--argc < 1) goto bad; | |
586 | if (!extract_port(*(++argv),&port)) | |
587 | goto bad; | |
588 | } | |
589 | else if (strcmp(*argv,"-verify") == 0) | |
590 | { | |
58964a49 | 591 | s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE; |
d02b48c6 RE |
592 | if (--argc < 1) goto bad; |
593 | verify_depth=atoi(*(++argv)); | |
594 | BIO_printf(bio_err,"verify depth is %d\n",verify_depth); | |
595 | } | |
596 | else if (strcmp(*argv,"-Verify") == 0) | |
597 | { | |
58964a49 | 598 | s_server_verify=SSL_VERIFY_PEER|SSL_VERIFY_FAIL_IF_NO_PEER_CERT| |
d02b48c6 RE |
599 | SSL_VERIFY_CLIENT_ONCE; |
600 | if (--argc < 1) goto bad; | |
601 | verify_depth=atoi(*(++argv)); | |
602 | BIO_printf(bio_err,"verify depth is %d, must return a certificate\n",verify_depth); | |
603 | } | |
b4cadc6e BL |
604 | else if (strcmp(*argv,"-context") == 0) |
605 | { | |
606 | if (--argc < 1) goto bad; | |
607 | context= *(++argv); | |
608 | } | |
d02b48c6 RE |
609 | else if (strcmp(*argv,"-cert") == 0) |
610 | { | |
611 | if (--argc < 1) goto bad; | |
612 | s_cert_file= *(++argv); | |
613 | } | |
826a42a0 DSH |
614 | else if (strcmp(*argv,"-certform") == 0) |
615 | { | |
616 | if (--argc < 1) goto bad; | |
617 | s_cert_format = str2fmt(*(++argv)); | |
618 | } | |
d02b48c6 RE |
619 | else if (strcmp(*argv,"-key") == 0) |
620 | { | |
621 | if (--argc < 1) goto bad; | |
622 | s_key_file= *(++argv); | |
623 | } | |
826a42a0 DSH |
624 | else if (strcmp(*argv,"-keyform") == 0) |
625 | { | |
626 | if (--argc < 1) goto bad; | |
627 | s_key_format = str2fmt(*(++argv)); | |
628 | } | |
629 | else if (strcmp(*argv,"-pass") == 0) | |
630 | { | |
631 | if (--argc < 1) goto bad; | |
632 | passarg = *(++argv); | |
633 | } | |
3908cdf4 DSH |
634 | else if (strcmp(*argv,"-dhparam") == 0) |
635 | { | |
636 | if (--argc < 1) goto bad; | |
637 | dhfile = *(++argv); | |
638 | } | |
ea262260 BM |
639 | #ifndef OPENSSL_NO_ECDH |
640 | else if (strcmp(*argv,"-named_curve") == 0) | |
641 | { | |
642 | if (--argc < 1) goto bad; | |
643 | named_curve = *(++argv); | |
644 | } | |
645 | #endif | |
826a42a0 DSH |
646 | else if (strcmp(*argv,"-dcertform") == 0) |
647 | { | |
648 | if (--argc < 1) goto bad; | |
649 | s_dcert_format = str2fmt(*(++argv)); | |
650 | } | |
58964a49 RE |
651 | else if (strcmp(*argv,"-dcert") == 0) |
652 | { | |
653 | if (--argc < 1) goto bad; | |
654 | s_dcert_file= *(++argv); | |
655 | } | |
826a42a0 DSH |
656 | else if (strcmp(*argv,"-dkeyform") == 0) |
657 | { | |
658 | if (--argc < 1) goto bad; | |
659 | s_dkey_format = str2fmt(*(++argv)); | |
660 | } | |
661 | else if (strcmp(*argv,"-dpass") == 0) | |
662 | { | |
663 | if (--argc < 1) goto bad; | |
664 | dpassarg = *(++argv); | |
665 | } | |
58964a49 RE |
666 | else if (strcmp(*argv,"-dkey") == 0) |
667 | { | |
668 | if (--argc < 1) goto bad; | |
669 | s_dkey_file= *(++argv); | |
670 | } | |
d02b48c6 RE |
671 | else if (strcmp(*argv,"-nocert") == 0) |
672 | { | |
673 | nocert=1; | |
674 | } | |
675 | else if (strcmp(*argv,"-CApath") == 0) | |
676 | { | |
677 | if (--argc < 1) goto bad; | |
678 | CApath= *(++argv); | |
679 | } | |
bdee69f7 DSH |
680 | else if (strcmp(*argv,"-crl_check") == 0) |
681 | { | |
682 | vflags |= X509_V_FLAG_CRL_CHECK; | |
683 | } | |
684 | else if (strcmp(*argv,"-crl_check") == 0) | |
685 | { | |
686 | vflags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL; | |
687 | } | |
836f9960 LJ |
688 | else if (strcmp(*argv,"-serverpref") == 0) |
689 | { off|=SSL_OP_CIPHER_SERVER_PREFERENCE; } | |
d02b48c6 RE |
690 | else if (strcmp(*argv,"-cipher") == 0) |
691 | { | |
692 | if (--argc < 1) goto bad; | |
693 | cipher= *(++argv); | |
694 | } | |
695 | else if (strcmp(*argv,"-CAfile") == 0) | |
696 | { | |
697 | if (--argc < 1) goto bad; | |
698 | CAfile= *(++argv); | |
699 | } | |
700 | #ifdef FIONBIO | |
701 | else if (strcmp(*argv,"-nbio") == 0) | |
702 | { s_nbio=1; } | |
703 | #endif | |
704 | else if (strcmp(*argv,"-nbio_test") == 0) | |
705 | { | |
706 | #ifdef FIONBIO | |
707 | s_nbio=1; | |
708 | #endif | |
709 | s_nbio_test=1; | |
710 | } | |
711 | else if (strcmp(*argv,"-debug") == 0) | |
712 | { s_debug=1; } | |
a661b653 BM |
713 | else if (strcmp(*argv,"-msg") == 0) |
714 | { s_msg=1; } | |
d02b48c6 RE |
715 | else if (strcmp(*argv,"-hack") == 0) |
716 | { hack=1; } | |
717 | else if (strcmp(*argv,"-state") == 0) | |
718 | { state=1; } | |
1bdb8633 BM |
719 | else if (strcmp(*argv,"-crlf") == 0) |
720 | { s_crlf=1; } | |
d02b48c6 RE |
721 | else if (strcmp(*argv,"-quiet") == 0) |
722 | { s_quiet=1; } | |
723 | else if (strcmp(*argv,"-bugs") == 0) | |
724 | { bugs=1; } | |
725 | else if (strcmp(*argv,"-no_tmp_rsa") == 0) | |
726 | { no_tmp_rsa=1; } | |
50596582 BM |
727 | else if (strcmp(*argv,"-no_dhe") == 0) |
728 | { no_dhe=1; } | |
ea262260 BM |
729 | else if (strcmp(*argv,"-no_ecdhe") == 0) |
730 | { no_ecdhe=1; } | |
d02b48c6 RE |
731 | else if (strcmp(*argv,"-www") == 0) |
732 | { www=1; } | |
733 | else if (strcmp(*argv,"-WWW") == 0) | |
734 | { www=2; } | |
251cb4cf RL |
735 | else if (strcmp(*argv,"-HTTP") == 0) |
736 | { www=3; } | |
58964a49 RE |
737 | else if (strcmp(*argv,"-no_ssl2") == 0) |
738 | { off|=SSL_OP_NO_SSLv2; } | |
739 | else if (strcmp(*argv,"-no_ssl3") == 0) | |
740 | { off|=SSL_OP_NO_SSLv3; } | |
741 | else if (strcmp(*argv,"-no_tls1") == 0) | |
742 | { off|=SSL_OP_NO_TLSv1; } | |
cf1b7d96 | 743 | #ifndef OPENSSL_NO_SSL2 |
d02b48c6 RE |
744 | else if (strcmp(*argv,"-ssl2") == 0) |
745 | { meth=SSLv2_server_method(); } | |
746 | #endif | |
cf1b7d96 | 747 | #ifndef OPENSSL_NO_SSL3 |
d02b48c6 RE |
748 | else if (strcmp(*argv,"-ssl3") == 0) |
749 | { meth=SSLv3_server_method(); } | |
58964a49 | 750 | #endif |
cf1b7d96 | 751 | #ifndef OPENSSL_NO_TLS1 |
58964a49 RE |
752 | else if (strcmp(*argv,"-tls1") == 0) |
753 | { meth=TLSv1_server_method(); } | |
36d16f8e BL |
754 | #endif |
755 | #ifndef OPENSSL_NO_DTLS1 | |
756 | else if (strcmp(*argv,"-dtls1") == 0) | |
757 | { | |
758 | meth=DTLSv1_server_method(); | |
759 | sock_type = SOCK_DGRAM; | |
760 | } | |
761 | else if (strcmp(*argv,"-timeout") == 0) | |
762 | enable_timeouts = 1; | |
763 | else if (strcmp(*argv,"-mtu") == 0) | |
764 | { | |
765 | if (--argc < 1) goto bad; | |
766 | mtu = atol(*(++argv)); | |
767 | } | |
768 | else if (strcmp(*argv, "-chain") == 0) | |
769 | cert_chain = 1; | |
d02b48c6 | 770 | #endif |
1aa0d947 GT |
771 | else if (strcmp(*argv, "-id_prefix") == 0) |
772 | { | |
773 | if (--argc < 1) goto bad; | |
774 | session_id_prefix = *(++argv); | |
775 | } | |
0b13e9f0 | 776 | #ifndef OPENSSL_NO_ENGINE |
5270e702 RL |
777 | else if (strcmp(*argv,"-engine") == 0) |
778 | { | |
779 | if (--argc < 1) goto bad; | |
780 | engine_id= *(++argv); | |
781 | } | |
0b13e9f0 | 782 | #endif |
52b621db LJ |
783 | else if (strcmp(*argv,"-rand") == 0) |
784 | { | |
785 | if (--argc < 1) goto bad; | |
786 | inrand= *(++argv); | |
787 | } | |
d02b48c6 RE |
788 | else |
789 | { | |
790 | BIO_printf(bio_err,"unknown option %s\n",*argv); | |
791 | badop=1; | |
792 | break; | |
793 | } | |
794 | argc--; | |
795 | argv++; | |
796 | } | |
797 | if (badop) | |
798 | { | |
799 | bad: | |
800 | sv_usage(); | |
801 | goto end; | |
802 | } | |
803 | ||
cead7f36 RL |
804 | SSL_load_error_strings(); |
805 | OpenSSL_add_ssl_algorithms(); | |
806 | ||
0b13e9f0 | 807 | #ifndef OPENSSL_NO_ENGINE |
cead7f36 | 808 | e = setup_engine(bio_err, engine_id, 1); |
0b13e9f0 | 809 | #endif |
cead7f36 | 810 | |
826a42a0 DSH |
811 | if (!app_passwd(bio_err, passarg, dpassarg, &pass, &dpass)) |
812 | { | |
813 | BIO_printf(bio_err, "Error getting password\n"); | |
814 | goto end; | |
815 | } | |
816 | ||
817 | ||
818 | if (s_key_file == NULL) | |
819 | s_key_file = s_cert_file; | |
820 | ||
821 | s_key = load_key(bio_err, s_key_file, s_key_format, 0, pass, e, | |
822 | "server certificate private key file"); | |
823 | if (!s_key) | |
824 | { | |
825 | ERR_print_errors(bio_err); | |
826 | goto end; | |
827 | } | |
828 | ||
829 | s_cert = load_cert(bio_err,s_cert_file,s_cert_format, | |
830 | NULL, e, "server certificate file"); | |
831 | ||
832 | if (!s_cert) | |
833 | { | |
834 | ERR_print_errors(bio_err); | |
835 | goto end; | |
836 | } | |
837 | ||
838 | if (s_dcert_file) | |
839 | { | |
840 | ||
841 | if (s_dkey_file == NULL) | |
842 | s_dkey_file = s_dcert_file; | |
843 | ||
844 | s_dkey = load_key(bio_err, s_dkey_file, s_dkey_format, | |
845 | 0, dpass, e, | |
846 | "second certificate private key file"); | |
847 | if (!s_dkey) | |
848 | { | |
849 | ERR_print_errors(bio_err); | |
850 | goto end; | |
851 | } | |
852 | ||
853 | s_dcert = load_cert(bio_err,s_dcert_file,s_dcert_format, | |
854 | NULL, e, "second server certificate file"); | |
855 | ||
856 | if (!s_dcert) | |
857 | { | |
858 | ERR_print_errors(bio_err); | |
859 | goto end; | |
860 | } | |
861 | ||
862 | } | |
863 | ||
52b621db LJ |
864 | if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL |
865 | && !RAND_status()) | |
866 | { | |
867 | BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n"); | |
868 | } | |
869 | if (inrand != NULL) | |
870 | BIO_printf(bio_err,"%ld semi-random bytes loaded\n", | |
871 | app_RAND_load_files(inrand)); | |
a31011e8 | 872 | |
d02b48c6 RE |
873 | if (bio_s_out == NULL) |
874 | { | |
a661b653 | 875 | if (s_quiet && !s_debug && !s_msg) |
d02b48c6 RE |
876 | { |
877 | bio_s_out=BIO_new(BIO_s_null()); | |
878 | } | |
879 | else | |
880 | { | |
881 | if (bio_s_out == NULL) | |
882 | bio_s_out=BIO_new_fp(stdout,BIO_NOCLOSE); | |
883 | } | |
884 | } | |
885 | ||
4d94ae00 | 886 | #if !defined(OPENSSL_NO_RSA) || !defined(OPENSSL_NO_DSA) || !defined(OPENSSL_NO_ECDSA) |
d02b48c6 RE |
887 | if (nocert) |
888 | #endif | |
889 | { | |
890 | s_cert_file=NULL; | |
891 | s_key_file=NULL; | |
58964a49 RE |
892 | s_dcert_file=NULL; |
893 | s_dkey_file=NULL; | |
d02b48c6 RE |
894 | } |
895 | ||
d02b48c6 RE |
896 | ctx=SSL_CTX_new(meth); |
897 | if (ctx == NULL) | |
898 | { | |
899 | ERR_print_errors(bio_err); | |
900 | goto end; | |
901 | } | |
1aa0d947 GT |
902 | if (session_id_prefix) |
903 | { | |
904 | if(strlen(session_id_prefix) >= 32) | |
905 | BIO_printf(bio_err, | |
906 | "warning: id_prefix is too long, only one new session will be possible\n"); | |
907 | else if(strlen(session_id_prefix) >= 16) | |
908 | BIO_printf(bio_err, | |
909 | "warning: id_prefix is too long if you use SSLv2\n"); | |
910 | if(!SSL_CTX_set_generate_session_id(ctx, generate_session_id)) | |
911 | { | |
912 | BIO_printf(bio_err,"error setting 'id_prefix'\n"); | |
913 | ERR_print_errors(bio_err); | |
914 | goto end; | |
915 | } | |
916 | BIO_printf(bio_err,"id_prefix '%s' set.\n", session_id_prefix); | |
917 | } | |
58964a49 | 918 | SSL_CTX_set_quiet_shutdown(ctx,1); |
d02b48c6 RE |
919 | if (bugs) SSL_CTX_set_options(ctx,SSL_OP_ALL); |
920 | if (hack) SSL_CTX_set_options(ctx,SSL_OP_NETSCAPE_DEMO_CIPHER_CHANGE_BUG); | |
58964a49 | 921 | SSL_CTX_set_options(ctx,off); |
36d16f8e BL |
922 | /* DTLS: partial reads end up discarding unread UDP bytes :-( |
923 | * Setting read ahead solves this problem. | |
924 | */ | |
925 | if (sock_type == SOCK_DGRAM) SSL_CTX_set_read_ahead(ctx, 1); | |
d02b48c6 RE |
926 | |
927 | if (state) SSL_CTX_set_info_callback(ctx,apps_ssl_info_callback); | |
928 | ||
58964a49 RE |
929 | SSL_CTX_sess_set_cache_size(ctx,128); |
930 | ||
d02b48c6 RE |
931 | #if 0 |
932 | if (cipher == NULL) cipher=getenv("SSL_CIPHER"); | |
933 | #endif | |
934 | ||
935 | #if 0 | |
936 | if (s_cert_file == NULL) | |
937 | { | |
938 | BIO_printf(bio_err,"You must specify a certificate file for the server to use\n"); | |
939 | goto end; | |
940 | } | |
941 | #endif | |
942 | ||
943 | if ((!SSL_CTX_load_verify_locations(ctx,CAfile,CApath)) || | |
944 | (!SSL_CTX_set_default_verify_paths(ctx))) | |
945 | { | |
58964a49 | 946 | /* BIO_printf(bio_err,"X509_load_verify_locations\n"); */ |
d02b48c6 | 947 | ERR_print_errors(bio_err); |
58964a49 | 948 | /* goto end; */ |
d02b48c6 | 949 | } |
bdee69f7 DSH |
950 | store = SSL_CTX_get_cert_store(ctx); |
951 | X509_STORE_set_flags(store, vflags); | |
d02b48c6 | 952 | |
cf1b7d96 | 953 | #ifndef OPENSSL_NO_DH |
50596582 | 954 | if (!no_dhe) |
d02b48c6 | 955 | { |
15d52ddb BM |
956 | DH *dh=NULL; |
957 | ||
958 | if (dhfile) | |
959 | dh = load_dh_param(dhfile); | |
960 | else if (s_cert_file) | |
961 | dh = load_dh_param(s_cert_file); | |
962 | ||
50596582 BM |
963 | if (dh != NULL) |
964 | { | |
965 | BIO_printf(bio_s_out,"Setting temp DH parameters\n"); | |
966 | } | |
967 | else | |
968 | { | |
969 | BIO_printf(bio_s_out,"Using default temp DH parameters\n"); | |
970 | dh=get_dh512(); | |
971 | } | |
972 | (void)BIO_flush(bio_s_out); | |
d02b48c6 | 973 | |
50596582 BM |
974 | SSL_CTX_set_tmp_dh(ctx,dh); |
975 | DH_free(dh); | |
976 | } | |
d02b48c6 | 977 | #endif |
ea262260 BM |
978 | |
979 | #ifndef OPENSSL_NO_ECDH | |
980 | if (!no_ecdhe) | |
981 | { | |
982 | EC_KEY *ecdh=NULL; | |
983 | ||
984 | ecdh = EC_KEY_new(); | |
985 | if (ecdh == NULL) | |
986 | { | |
987 | BIO_printf(bio_err,"Could not create ECDH struct.\n"); | |
988 | goto end; | |
989 | } | |
990 | ||
991 | if (named_curve) | |
992 | { | |
993 | int nid = OBJ_sn2nid(named_curve); | |
994 | ||
995 | if (nid == 0) | |
996 | { | |
997 | BIO_printf(bio_err, "unknown curve name (%s)\n", | |
998 | named_curve); | |
999 | goto end; | |
1000 | } | |
1001 | ||
1002 | ecdh->group = EC_GROUP_new_by_nid(nid); | |
1003 | if (ecdh->group == NULL) | |
1004 | { | |
1005 | BIO_printf(bio_err, "unable to create curve (%s)\n", | |
1006 | named_curve); | |
1007 | goto end; | |
1008 | } | |
1009 | } | |
1010 | ||
1011 | if (ecdh->group != NULL) | |
1012 | { | |
1013 | BIO_printf(bio_s_out,"Setting temp ECDH parameters\n"); | |
1014 | } | |
1015 | else | |
1016 | { | |
1017 | BIO_printf(bio_s_out,"Using default temp ECDH parameters\n"); | |
1018 | ecdh->group=EC_GROUP_new_by_nid(NID_sect163r2); | |
1019 | if (ecdh->group == NULL) | |
1020 | { | |
1021 | BIO_printf(bio_err, "unable to create curve (sect163r2)\n"); | |
1022 | goto end; | |
1023 | } | |
1024 | } | |
1025 | (void)BIO_flush(bio_s_out); | |
1026 | ||
1027 | SSL_CTX_set_tmp_ecdh(ctx,ecdh); | |
1028 | EC_KEY_free(ecdh); | |
1029 | } | |
1030 | #endif | |
d02b48c6 | 1031 | |
826a42a0 | 1032 | if (!set_cert_key_stuff(ctx,s_cert,s_key)) |
d02b48c6 | 1033 | goto end; |
826a42a0 | 1034 | if (s_dcert != NULL) |
58964a49 | 1035 | { |
826a42a0 | 1036 | if (!set_cert_key_stuff(ctx,s_dcert,s_dkey)) |
58964a49 RE |
1037 | goto end; |
1038 | } | |
d02b48c6 | 1039 | |
cf1b7d96 | 1040 | #ifndef OPENSSL_NO_RSA |
d02b48c6 | 1041 | #if 1 |
ff055b5c BM |
1042 | if (!no_tmp_rsa) |
1043 | SSL_CTX_set_tmp_rsa_callback(ctx,tmp_rsa_cb); | |
d02b48c6 RE |
1044 | #else |
1045 | if (!no_tmp_rsa && SSL_CTX_need_tmp_RSA(ctx)) | |
1046 | { | |
1047 | RSA *rsa; | |
1048 | ||
1049 | BIO_printf(bio_s_out,"Generating temp (512 bit) RSA key..."); | |
1050 | BIO_flush(bio_s_out); | |
1051 | ||
1052 | rsa=RSA_generate_key(512,RSA_F4,NULL); | |
1053 | ||
1054 | if (!SSL_CTX_set_tmp_rsa(ctx,rsa)) | |
1055 | { | |
1056 | ERR_print_errors(bio_err); | |
1057 | goto end; | |
1058 | } | |
1059 | RSA_free(rsa); | |
1060 | BIO_printf(bio_s_out,"\n"); | |
1061 | } | |
f5d7a031 | 1062 | #endif |
d02b48c6 RE |
1063 | #endif |
1064 | ||
1065 | if (cipher != NULL) | |
fabce041 | 1066 | if(!SSL_CTX_set_cipher_list(ctx,cipher)) { |
657e60fa | 1067 | BIO_printf(bio_err,"error setting cipher list\n"); |
fabce041 DSH |
1068 | ERR_print_errors(bio_err); |
1069 | goto end; | |
1070 | } | |
58964a49 | 1071 | SSL_CTX_set_verify(ctx,s_server_verify,verify_callback); |
b56bce4f BM |
1072 | SSL_CTX_set_session_id_context(ctx,(void*)&s_server_session_id_context, |
1073 | sizeof s_server_session_id_context); | |
d02b48c6 | 1074 | |
4ad378ea BM |
1075 | if (CAfile != NULL) |
1076 | SSL_CTX_set_client_CA_list(ctx,SSL_load_client_CA_file(CAfile)); | |
d02b48c6 RE |
1077 | |
1078 | BIO_printf(bio_s_out,"ACCEPT\n"); | |
1079 | if (www) | |
36d16f8e | 1080 | do_server(port,sock_type,&accept_socket,www_body, context); |
d02b48c6 | 1081 | else |
36d16f8e | 1082 | do_server(port,sock_type,&accept_socket,sv_body, context); |
d02b48c6 RE |
1083 | print_stats(bio_s_out,ctx); |
1084 | ret=0; | |
1085 | end: | |
1086 | if (ctx != NULL) SSL_CTX_free(ctx); | |
826a42a0 DSH |
1087 | if (s_cert) |
1088 | X509_free(s_cert); | |
1089 | if (s_dcert) | |
1090 | X509_free(s_dcert); | |
1091 | if (s_key) | |
1092 | EVP_PKEY_free(s_key); | |
1093 | if (s_dkey) | |
1094 | EVP_PKEY_free(s_dkey); | |
1095 | if (pass) | |
1096 | OPENSSL_free(pass); | |
1097 | if (dpass) | |
1098 | OPENSSL_free(dpass); | |
d02b48c6 RE |
1099 | if (bio_s_out != NULL) |
1100 | { | |
36d16f8e | 1101 | BIO_free(bio_s_out); |
d02b48c6 RE |
1102 | bio_s_out=NULL; |
1103 | } | |
c04f8cf4 | 1104 | apps_shutdown(); |
1c3e4a36 | 1105 | OPENSSL_EXIT(ret); |
d02b48c6 RE |
1106 | } |
1107 | ||
6b691a5c | 1108 | static void print_stats(BIO *bio, SSL_CTX *ssl_ctx) |
d02b48c6 RE |
1109 | { |
1110 | BIO_printf(bio,"%4ld items in the session cache\n", | |
1111 | SSL_CTX_sess_number(ssl_ctx)); | |
3ae70939 | 1112 | BIO_printf(bio,"%4ld client connects (SSL_connect())\n", |
d02b48c6 | 1113 | SSL_CTX_sess_connect(ssl_ctx)); |
3ae70939 | 1114 | BIO_printf(bio,"%4ld client renegotiates (SSL_connect())\n", |
58964a49 | 1115 | SSL_CTX_sess_connect_renegotiate(ssl_ctx)); |
3ae70939 | 1116 | BIO_printf(bio,"%4ld client connects that finished\n", |
d02b48c6 | 1117 | SSL_CTX_sess_connect_good(ssl_ctx)); |
3ae70939 | 1118 | BIO_printf(bio,"%4ld server accepts (SSL_accept())\n", |
d02b48c6 | 1119 | SSL_CTX_sess_accept(ssl_ctx)); |
3ae70939 | 1120 | BIO_printf(bio,"%4ld server renegotiates (SSL_accept())\n", |
58964a49 | 1121 | SSL_CTX_sess_accept_renegotiate(ssl_ctx)); |
3ae70939 | 1122 | BIO_printf(bio,"%4ld server accepts that finished\n", |
d02b48c6 | 1123 | SSL_CTX_sess_accept_good(ssl_ctx)); |
3ae70939 RL |
1124 | BIO_printf(bio,"%4ld session cache hits\n",SSL_CTX_sess_hits(ssl_ctx)); |
1125 | BIO_printf(bio,"%4ld session cache misses\n",SSL_CTX_sess_misses(ssl_ctx)); | |
1126 | BIO_printf(bio,"%4ld session cache timeouts\n",SSL_CTX_sess_timeouts(ssl_ctx)); | |
1127 | BIO_printf(bio,"%4ld callback cache hits\n",SSL_CTX_sess_cb_hits(ssl_ctx)); | |
1128 | BIO_printf(bio,"%4ld cache full overflows (%ld allowed)\n", | |
58964a49 RE |
1129 | SSL_CTX_sess_cache_full(ssl_ctx), |
1130 | SSL_CTX_sess_get_cache_size(ssl_ctx)); | |
d02b48c6 RE |
1131 | } |
1132 | ||
61f5b6f3 | 1133 | static int sv_body(char *hostname, int s, unsigned char *context) |
d02b48c6 RE |
1134 | { |
1135 | char *buf=NULL; | |
1136 | fd_set readfds; | |
1137 | int ret=1,width; | |
1138 | int k,i; | |
1139 | unsigned long l; | |
1140 | SSL *con=NULL; | |
1141 | BIO *sbio; | |
4d8743f4 | 1142 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) |
06f4536a DSH |
1143 | struct timeval tv; |
1144 | #endif | |
d02b48c6 | 1145 | |
26a3a48d | 1146 | if ((buf=OPENSSL_malloc(bufsize)) == NULL) |
d02b48c6 RE |
1147 | { |
1148 | BIO_printf(bio_err,"out of memory\n"); | |
1149 | goto err; | |
1150 | } | |
1151 | #ifdef FIONBIO | |
1152 | if (s_nbio) | |
1153 | { | |
1154 | unsigned long sl=1; | |
1155 | ||
1156 | if (!s_quiet) | |
1157 | BIO_printf(bio_err,"turning on non blocking io\n"); | |
58964a49 RE |
1158 | if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) |
1159 | ERR_print_errors(bio_err); | |
d02b48c6 RE |
1160 | } |
1161 | #endif | |
1162 | ||
b4cadc6e | 1163 | if (con == NULL) { |
82fc1d9c | 1164 | con=SSL_new(ctx); |
cf1b7d96 | 1165 | #ifndef OPENSSL_NO_KRB5 |
f9b3bff6 RL |
1166 | if ((con->kssl_ctx = kssl_ctx_new()) != NULL) |
1167 | { | |
2a1ef754 RL |
1168 | kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVICE, |
1169 | KRB5SVC); | |
1170 | kssl_ctx_setstring(con->kssl_ctx, KSSL_KEYTAB, | |
1171 | KRB5KEYTAB); | |
f9b3bff6 | 1172 | } |
cf1b7d96 | 1173 | #endif /* OPENSSL_NO_KRB5 */ |
b4cadc6e | 1174 | if(context) |
61f5b6f3 BL |
1175 | SSL_set_session_id_context(con, context, |
1176 | strlen((char *)context)); | |
b4cadc6e | 1177 | } |
d02b48c6 RE |
1178 | SSL_clear(con); |
1179 | ||
36d16f8e BL |
1180 | if (SSL_version(con) == DTLS1_VERSION) |
1181 | { | |
1182 | struct timeval timeout; | |
1183 | ||
1184 | sbio=BIO_new_dgram(s,BIO_NOCLOSE); | |
1185 | ||
1186 | if ( enable_timeouts) | |
1187 | { | |
1188 | timeout.tv_sec = 0; | |
1189 | timeout.tv_usec = DGRAM_RCV_TIMEOUT; | |
1190 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_RECV_TIMEOUT, 0, &timeout); | |
1191 | ||
1192 | timeout.tv_sec = 0; | |
1193 | timeout.tv_usec = DGRAM_SND_TIMEOUT; | |
1194 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_SET_SEND_TIMEOUT, 0, &timeout); | |
1195 | } | |
1196 | ||
1197 | ||
1198 | if ( mtu > 0) | |
1199 | { | |
1200 | SSL_set_options(con, SSL_OP_NO_QUERY_MTU); | |
1201 | SSL_set_mtu(con, mtu); | |
1202 | } | |
1203 | else | |
1204 | /* want to do MTU discovery */ | |
1205 | BIO_ctrl(sbio, BIO_CTRL_DGRAM_MTU_DISCOVER, 0, NULL); | |
1206 | ||
1207 | /* turn on cookie exchange */ | |
1208 | SSL_set_options(con, SSL_OP_COOKIE_EXCHANGE); | |
1209 | } | |
1210 | else | |
1211 | sbio=BIO_new_socket(s,BIO_NOCLOSE); | |
1212 | ||
d02b48c6 RE |
1213 | if (s_nbio_test) |
1214 | { | |
1215 | BIO *test; | |
1216 | ||
1217 | test=BIO_new(BIO_f_nbio_test()); | |
1218 | sbio=BIO_push(test,sbio); | |
1219 | } | |
1220 | SSL_set_bio(con,sbio,sbio); | |
1221 | SSL_set_accept_state(con); | |
1222 | /* SSL_set_fd(con,s); */ | |
1223 | ||
1224 | if (s_debug) | |
1225 | { | |
1226 | con->debug=1; | |
25495640 | 1227 | BIO_set_callback(SSL_get_rbio(con),bio_dump_callback); |
d02b48c6 RE |
1228 | BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); |
1229 | } | |
a661b653 BM |
1230 | if (s_msg) |
1231 | { | |
1232 | SSL_set_msg_callback(con, msg_cb); | |
1233 | SSL_set_msg_callback_arg(con, bio_s_out); | |
1234 | } | |
d02b48c6 RE |
1235 | |
1236 | width=s+1; | |
1237 | for (;;) | |
1238 | { | |
a2a01589 BM |
1239 | int read_from_terminal; |
1240 | int read_from_sslcon; | |
1241 | ||
1242 | read_from_terminal = 0; | |
1243 | read_from_sslcon = SSL_pending(con); | |
1244 | ||
1245 | if (!read_from_sslcon) | |
1246 | { | |
1247 | FD_ZERO(&readfds); | |
4d8743f4 | 1248 | #if !defined(OPENSSL_SYS_WINDOWS) && !defined(OPENSSL_SYS_MSDOS) && !defined(OPENSSL_SYS_NETWARE) |
a2a01589 BM |
1249 | FD_SET(fileno(stdin),&readfds); |
1250 | #endif | |
1251 | FD_SET(s,&readfds); | |
1252 | /* Note: under VMS with SOCKETSHR the second parameter is | |
1253 | * currently of type (int *) whereas under other systems | |
1254 | * it is (void *) if you don't have a cast it will choke | |
1255 | * the compiler: if you do have a cast then you can either | |
1256 | * go for (int *) or (void *). | |
1257 | */ | |
4d8743f4 | 1258 | #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_NETWARE) |
3d7c4a5a | 1259 | /* Under DOS (non-djgpp) and Windows we can't select on stdin: only |
a2a01589 BM |
1260 | * on sockets. As a workaround we timeout the select every |
1261 | * second and check for any keypress. In a proper Windows | |
1262 | * application we wouldn't do this because it is inefficient. | |
1263 | */ | |
1264 | tv.tv_sec = 1; | |
1265 | tv.tv_usec = 0; | |
1266 | i=select(width,(void *)&readfds,NULL,NULL,&tv); | |
1267 | if((i < 0) || (!i && !_kbhit() ) )continue; | |
1268 | if(_kbhit()) | |
1269 | read_from_terminal = 1; | |
06f4536a | 1270 | #else |
a2a01589 BM |
1271 | i=select(width,(void *)&readfds,NULL,NULL,NULL); |
1272 | if (i <= 0) continue; | |
1273 | if (FD_ISSET(fileno(stdin),&readfds)) | |
1274 | read_from_terminal = 1; | |
06f4536a | 1275 | #endif |
a2a01589 BM |
1276 | if (FD_ISSET(s,&readfds)) |
1277 | read_from_sslcon = 1; | |
1278 | } | |
1279 | if (read_from_terminal) | |
d02b48c6 | 1280 | { |
1bdb8633 BM |
1281 | if (s_crlf) |
1282 | { | |
1283 | int j, lf_num; | |
1284 | ||
1285 | i=read(fileno(stdin), buf, bufsize/2); | |
1286 | lf_num = 0; | |
1287 | /* both loops are skipped when i <= 0 */ | |
1288 | for (j = 0; j < i; j++) | |
1289 | if (buf[j] == '\n') | |
1290 | lf_num++; | |
1291 | for (j = i-1; j >= 0; j--) | |
1292 | { | |
1293 | buf[j+lf_num] = buf[j]; | |
1294 | if (buf[j] == '\n') | |
1295 | { | |
1296 | lf_num--; | |
1297 | i++; | |
1298 | buf[j+lf_num] = '\r'; | |
1299 | } | |
1300 | } | |
1301 | assert(lf_num == 0); | |
1302 | } | |
1303 | else | |
1bdb8633 | 1304 | i=read(fileno(stdin),buf,bufsize); |
d02b48c6 RE |
1305 | if (!s_quiet) |
1306 | { | |
1307 | if ((i <= 0) || (buf[0] == 'Q')) | |
1308 | { | |
1309 | BIO_printf(bio_s_out,"DONE\n"); | |
1310 | SHUTDOWN(s); | |
1311 | close_accept_socket(); | |
1312 | ret= -11; | |
1313 | goto err; | |
1314 | } | |
1315 | if ((i <= 0) || (buf[0] == 'q')) | |
1316 | { | |
1317 | BIO_printf(bio_s_out,"DONE\n"); | |
36d16f8e BL |
1318 | if (SSL_version(con) != DTLS1_VERSION) |
1319 | SHUTDOWN(s); | |
d02b48c6 RE |
1320 | /* close_accept_socket(); |
1321 | ret= -11;*/ | |
1322 | goto err; | |
1323 | } | |
58964a49 RE |
1324 | if ((buf[0] == 'r') && |
1325 | ((buf[1] == '\n') || (buf[1] == '\r'))) | |
d02b48c6 RE |
1326 | { |
1327 | SSL_renegotiate(con); | |
58964a49 RE |
1328 | i=SSL_do_handshake(con); |
1329 | printf("SSL_do_handshake -> %d\n",i); | |
d02b48c6 RE |
1330 | i=0; /*13; */ |
1331 | continue; | |
dfeab068 | 1332 | /* strcpy(buf,"server side RE-NEGOTIATE\n"); */ |
d02b48c6 | 1333 | } |
58964a49 | 1334 | if ((buf[0] == 'R') && |
c13d4799 | 1335 | ((buf[1] == '\n') || (buf[1] == '\r'))) |
d02b48c6 RE |
1336 | { |
1337 | SSL_set_verify(con, | |
1338 | SSL_VERIFY_PEER|SSL_VERIFY_CLIENT_ONCE,NULL); | |
1339 | SSL_renegotiate(con); | |
58964a49 RE |
1340 | i=SSL_do_handshake(con); |
1341 | printf("SSL_do_handshake -> %d\n",i); | |
d02b48c6 RE |
1342 | i=0; /* 13; */ |
1343 | continue; | |
dfeab068 | 1344 | /* strcpy(buf,"server side RE-NEGOTIATE asking for client cert\n"); */ |
d02b48c6 RE |
1345 | } |
1346 | if (buf[0] == 'P') | |
1347 | { | |
7d727231 | 1348 | static const char *str="Lets print some clear text\n"; |
d02b48c6 RE |
1349 | BIO_write(SSL_get_wbio(con),str,strlen(str)); |
1350 | } | |
1351 | if (buf[0] == 'S') | |
1352 | { | |
1353 | print_stats(bio_s_out,SSL_get_SSL_CTX(con)); | |
1354 | } | |
1355 | } | |
a53955d8 UM |
1356 | #ifdef CHARSET_EBCDIC |
1357 | ebcdic2ascii(buf,buf,i); | |
1358 | #endif | |
d02b48c6 RE |
1359 | l=k=0; |
1360 | for (;;) | |
1361 | { | |
1362 | /* should do a select for the write */ | |
58964a49 RE |
1363 | #ifdef RENEG |
1364 | { static count=0; if (++count == 100) { count=0; SSL_renegotiate(con); } } | |
d02b48c6 | 1365 | #endif |
58964a49 RE |
1366 | k=SSL_write(con,&(buf[l]),(unsigned int)i); |
1367 | switch (SSL_get_error(con,k)) | |
d02b48c6 | 1368 | { |
58964a49 RE |
1369 | case SSL_ERROR_NONE: |
1370 | break; | |
1371 | case SSL_ERROR_WANT_WRITE: | |
1372 | case SSL_ERROR_WANT_READ: | |
1373 | case SSL_ERROR_WANT_X509_LOOKUP: | |
d02b48c6 | 1374 | BIO_printf(bio_s_out,"Write BLOCK\n"); |
58964a49 RE |
1375 | break; |
1376 | case SSL_ERROR_SYSCALL: | |
1377 | case SSL_ERROR_SSL: | |
1378 | BIO_printf(bio_s_out,"ERROR\n"); | |
d02b48c6 | 1379 | ERR_print_errors(bio_err); |
58964a49 RE |
1380 | ret=1; |
1381 | goto err; | |
dfeab068 | 1382 | /* break; */ |
58964a49 | 1383 | case SSL_ERROR_ZERO_RETURN: |
d02b48c6 RE |
1384 | BIO_printf(bio_s_out,"DONE\n"); |
1385 | ret=1; | |
1386 | goto err; | |
1387 | } | |
1388 | l+=k; | |
1389 | i-=k; | |
1390 | if (i <= 0) break; | |
1391 | } | |
1392 | } | |
a2a01589 | 1393 | if (read_from_sslcon) |
d02b48c6 RE |
1394 | { |
1395 | if (!SSL_is_init_finished(con)) | |
1396 | { | |
1397 | i=init_ssl_connection(con); | |
1398 | ||
1399 | if (i < 0) | |
1400 | { | |
1401 | ret=0; | |
1402 | goto err; | |
1403 | } | |
1404 | else if (i == 0) | |
1405 | { | |
1406 | ret=1; | |
1407 | goto err; | |
1408 | } | |
1409 | } | |
1410 | else | |
1411 | { | |
dfeab068 RE |
1412 | again: |
1413 | i=SSL_read(con,(char *)buf,bufsize); | |
58964a49 | 1414 | switch (SSL_get_error(con,i)) |
d02b48c6 | 1415 | { |
58964a49 | 1416 | case SSL_ERROR_NONE: |
a53955d8 UM |
1417 | #ifdef CHARSET_EBCDIC |
1418 | ascii2ebcdic(buf,buf,i); | |
1419 | #endif | |
58964a49 RE |
1420 | write(fileno(stdout),buf, |
1421 | (unsigned int)i); | |
dfeab068 | 1422 | if (SSL_pending(con)) goto again; |
58964a49 RE |
1423 | break; |
1424 | case SSL_ERROR_WANT_WRITE: | |
1425 | case SSL_ERROR_WANT_READ: | |
1426 | case SSL_ERROR_WANT_X509_LOOKUP: | |
d02b48c6 | 1427 | BIO_printf(bio_s_out,"Read BLOCK\n"); |
58964a49 RE |
1428 | break; |
1429 | case SSL_ERROR_SYSCALL: | |
1430 | case SSL_ERROR_SSL: | |
1431 | BIO_printf(bio_s_out,"ERROR\n"); | |
d02b48c6 | 1432 | ERR_print_errors(bio_err); |
58964a49 RE |
1433 | ret=1; |
1434 | goto err; | |
1435 | case SSL_ERROR_ZERO_RETURN: | |
d02b48c6 RE |
1436 | BIO_printf(bio_s_out,"DONE\n"); |
1437 | ret=1; | |
1438 | goto err; | |
1439 | } | |
d02b48c6 RE |
1440 | } |
1441 | } | |
1442 | } | |
1443 | err: | |
1444 | BIO_printf(bio_s_out,"shutting down SSL\n"); | |
1445 | #if 1 | |
1446 | SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
1447 | #else | |
1448 | SSL_shutdown(con); | |
1449 | #endif | |
1450 | if (con != NULL) SSL_free(con); | |
1451 | BIO_printf(bio_s_out,"CONNECTION CLOSED\n"); | |
1452 | if (buf != NULL) | |
1453 | { | |
4579924b | 1454 | OPENSSL_cleanse(buf,bufsize); |
26a3a48d | 1455 | OPENSSL_free(buf); |
d02b48c6 RE |
1456 | } |
1457 | if (ret >= 0) | |
1458 | BIO_printf(bio_s_out,"ACCEPT\n"); | |
1459 | return(ret); | |
1460 | } | |
1461 | ||
6b691a5c | 1462 | static void close_accept_socket(void) |
d02b48c6 RE |
1463 | { |
1464 | BIO_printf(bio_err,"shutdown accept socket\n"); | |
1465 | if (accept_socket >= 0) | |
1466 | { | |
1467 | SHUTDOWN2(accept_socket); | |
1468 | } | |
1469 | } | |
1470 | ||
6b691a5c | 1471 | static int init_ssl_connection(SSL *con) |
d02b48c6 RE |
1472 | { |
1473 | int i; | |
e778802f | 1474 | const char *str; |
d02b48c6 | 1475 | X509 *peer; |
58964a49 | 1476 | long verify_error; |
d02b48c6 RE |
1477 | MS_STATIC char buf[BUFSIZ]; |
1478 | ||
1479 | if ((i=SSL_accept(con)) <= 0) | |
1480 | { | |
1481 | if (BIO_sock_should_retry(i)) | |
1482 | { | |
1483 | BIO_printf(bio_s_out,"DELAY\n"); | |
1484 | return(1); | |
1485 | } | |
1486 | ||
1487 | BIO_printf(bio_err,"ERROR\n"); | |
1488 | verify_error=SSL_get_verify_result(con); | |
1489 | if (verify_error != X509_V_OK) | |
1490 | { | |
1491 | BIO_printf(bio_err,"verify error:%s\n", | |
1492 | X509_verify_cert_error_string(verify_error)); | |
1493 | } | |
1494 | else | |
1495 | ERR_print_errors(bio_err); | |
1496 | return(0); | |
1497 | } | |
1498 | ||
1499 | PEM_write_bio_SSL_SESSION(bio_s_out,SSL_get_session(con)); | |
1500 | ||
1501 | peer=SSL_get_peer_certificate(con); | |
1502 | if (peer != NULL) | |
1503 | { | |
1504 | BIO_printf(bio_s_out,"Client certificate\n"); | |
1505 | PEM_write_bio_X509(bio_s_out,peer); | |
54a656ef | 1506 | X509_NAME_oneline(X509_get_subject_name(peer),buf,sizeof buf); |
d02b48c6 | 1507 | BIO_printf(bio_s_out,"subject=%s\n",buf); |
54a656ef | 1508 | X509_NAME_oneline(X509_get_issuer_name(peer),buf,sizeof buf); |
d02b48c6 RE |
1509 | BIO_printf(bio_s_out,"issuer=%s\n",buf); |
1510 | X509_free(peer); | |
1511 | } | |
1512 | ||
54a656ef | 1513 | if (SSL_get_shared_ciphers(con,buf,sizeof buf) != NULL) |
d02b48c6 RE |
1514 | BIO_printf(bio_s_out,"Shared ciphers:%s\n",buf); |
1515 | str=SSL_CIPHER_get_name(SSL_get_current_cipher(con)); | |
1516 | BIO_printf(bio_s_out,"CIPHER is %s\n",(str != NULL)?str:"(NONE)"); | |
1517 | if (con->hit) BIO_printf(bio_s_out,"Reused session-id\n"); | |
dfeab068 RE |
1518 | if (SSL_ctrl(con,SSL_CTRL_GET_FLAGS,0,NULL) & |
1519 | TLS1_FLAGS_TLS_PADDING_BUG) | |
1520 | BIO_printf(bio_s_out,"Peer has incorrect TLSv1 block padding\n"); | |
253e893c RL |
1521 | #ifndef OPENSSL_NO_KRB5 |
1522 | if (con->kssl_ctx->client_princ != NULL) | |
1523 | { | |
1524 | BIO_printf(bio_s_out,"Kerberos peer principal is %s\n", | |
1525 | con->kssl_ctx->client_princ); | |
1526 | } | |
1527 | #endif /* OPENSSL_NO_KRB5 */ | |
d02b48c6 RE |
1528 | return(1); |
1529 | } | |
1530 | ||
cf1b7d96 | 1531 | #ifndef OPENSSL_NO_DH |
eb3eab20 | 1532 | static DH *load_dh_param(const char *dhfile) |
d02b48c6 RE |
1533 | { |
1534 | DH *ret=NULL; | |
1535 | BIO *bio; | |
1536 | ||
e9ad6665 | 1537 | if ((bio=BIO_new_file(dhfile,"r")) == NULL) |
d02b48c6 | 1538 | goto err; |
74678cc2 | 1539 | ret=PEM_read_bio_DHparams(bio,NULL,NULL,NULL); |
d02b48c6 RE |
1540 | err: |
1541 | if (bio != NULL) BIO_free(bio); | |
d02b48c6 RE |
1542 | return(ret); |
1543 | } | |
58964a49 | 1544 | #endif |
d02b48c6 RE |
1545 | |
1546 | #if 0 | |
6b691a5c | 1547 | static int load_CA(SSL_CTX *ctx, char *file) |
d02b48c6 RE |
1548 | { |
1549 | FILE *in; | |
1550 | X509 *x=NULL; | |
1551 | ||
1552 | if ((in=fopen(file,"r")) == NULL) | |
1553 | return(0); | |
1554 | ||
1555 | for (;;) | |
1556 | { | |
1557 | if (PEM_read_X509(in,&x,NULL) == NULL) | |
1558 | break; | |
1559 | SSL_CTX_add_client_CA(ctx,x); | |
1560 | } | |
1561 | if (x != NULL) X509_free(x); | |
1562 | fclose(in); | |
1563 | return(1); | |
1564 | } | |
1565 | #endif | |
1566 | ||
61f5b6f3 | 1567 | static int www_body(char *hostname, int s, unsigned char *context) |
d02b48c6 | 1568 | { |
dfeab068 | 1569 | char *buf=NULL; |
d02b48c6 RE |
1570 | int ret=1; |
1571 | int i,j,k,blank,dot; | |
1572 | struct stat st_buf; | |
1573 | SSL *con; | |
1574 | SSL_CIPHER *c; | |
1575 | BIO *io,*ssl_bio,*sbio; | |
58964a49 | 1576 | long total_bytes; |
d02b48c6 | 1577 | |
26a3a48d | 1578 | buf=OPENSSL_malloc(bufsize); |
dfeab068 | 1579 | if (buf == NULL) return(0); |
d02b48c6 RE |
1580 | io=BIO_new(BIO_f_buffer()); |
1581 | ssl_bio=BIO_new(BIO_f_ssl()); | |
1582 | if ((io == NULL) || (ssl_bio == NULL)) goto err; | |
1583 | ||
1584 | #ifdef FIONBIO | |
1585 | if (s_nbio) | |
1586 | { | |
58964a49 | 1587 | unsigned long sl=1; |
d02b48c6 RE |
1588 | |
1589 | if (!s_quiet) | |
1590 | BIO_printf(bio_err,"turning on non blocking io\n"); | |
58964a49 RE |
1591 | if (BIO_socket_ioctl(s,FIONBIO,&sl) < 0) |
1592 | ERR_print_errors(bio_err); | |
d02b48c6 RE |
1593 | } |
1594 | #endif | |
1595 | ||
1596 | /* lets make the output buffer a reasonable size */ | |
dfeab068 | 1597 | if (!BIO_set_write_buffer_size(io,bufsize)) goto err; |
d02b48c6 | 1598 | |
82fc1d9c | 1599 | if ((con=SSL_new(ctx)) == NULL) goto err; |
2a1ef754 RL |
1600 | #ifndef OPENSSL_NO_KRB5 |
1601 | if ((con->kssl_ctx = kssl_ctx_new()) != NULL) | |
1602 | { | |
1603 | kssl_ctx_setstring(con->kssl_ctx, KSSL_SERVICE, KRB5SVC); | |
1604 | kssl_ctx_setstring(con->kssl_ctx, KSSL_KEYTAB, KRB5KEYTAB); | |
1605 | } | |
1606 | #endif /* OPENSSL_NO_KRB5 */ | |
61f5b6f3 BL |
1607 | if(context) SSL_set_session_id_context(con, context, |
1608 | strlen((char *)context)); | |
d02b48c6 RE |
1609 | |
1610 | sbio=BIO_new_socket(s,BIO_NOCLOSE); | |
1611 | if (s_nbio_test) | |
1612 | { | |
1613 | BIO *test; | |
1614 | ||
1615 | test=BIO_new(BIO_f_nbio_test()); | |
1616 | sbio=BIO_push(test,sbio); | |
1617 | } | |
1618 | SSL_set_bio(con,sbio,sbio); | |
1619 | SSL_set_accept_state(con); | |
1620 | ||
1621 | /* SSL_set_fd(con,s); */ | |
1622 | BIO_set_ssl(ssl_bio,con,BIO_CLOSE); | |
1623 | BIO_push(io,ssl_bio); | |
a53955d8 UM |
1624 | #ifdef CHARSET_EBCDIC |
1625 | io = BIO_push(BIO_new(BIO_f_ebcdic_filter()),io); | |
1626 | #endif | |
d02b48c6 RE |
1627 | |
1628 | if (s_debug) | |
1629 | { | |
1630 | con->debug=1; | |
25495640 | 1631 | BIO_set_callback(SSL_get_rbio(con),bio_dump_callback); |
d02b48c6 RE |
1632 | BIO_set_callback_arg(SSL_get_rbio(con),bio_s_out); |
1633 | } | |
a661b653 BM |
1634 | if (s_msg) |
1635 | { | |
1636 | SSL_set_msg_callback(con, msg_cb); | |
1637 | SSL_set_msg_callback_arg(con, bio_s_out); | |
1638 | } | |
d02b48c6 RE |
1639 | |
1640 | blank=0; | |
1641 | for (;;) | |
1642 | { | |
1643 | if (hack) | |
1644 | { | |
1645 | i=SSL_accept(con); | |
1646 | ||
1647 | switch (SSL_get_error(con,i)) | |
1648 | { | |
1649 | case SSL_ERROR_NONE: | |
1650 | break; | |
1651 | case SSL_ERROR_WANT_WRITE: | |
1652 | case SSL_ERROR_WANT_READ: | |
1653 | case SSL_ERROR_WANT_X509_LOOKUP: | |
1654 | continue; | |
1655 | case SSL_ERROR_SYSCALL: | |
1656 | case SSL_ERROR_SSL: | |
1657 | case SSL_ERROR_ZERO_RETURN: | |
1658 | ret=1; | |
1659 | goto err; | |
dfeab068 | 1660 | /* break; */ |
d02b48c6 RE |
1661 | } |
1662 | ||
1663 | SSL_renegotiate(con); | |
1664 | SSL_write(con,NULL,0); | |
1665 | } | |
1666 | ||
dfeab068 | 1667 | i=BIO_gets(io,buf,bufsize-1); |
d02b48c6 RE |
1668 | if (i < 0) /* error */ |
1669 | { | |
1670 | if (!BIO_should_retry(io)) | |
1671 | { | |
1672 | if (!s_quiet) | |
1673 | ERR_print_errors(bio_err); | |
1674 | goto err; | |
1675 | } | |
1676 | else | |
1677 | { | |
1678 | BIO_printf(bio_s_out,"read R BLOCK\n"); | |
4d8743f4 RL |
1679 | #if defined(OPENSSL_SYS_NETWARE) |
1680 | delay(1000); | |
1681 | #elif !defined(OPENSSL_SYS_MSDOS) && !defined(__DJGPP__) | |
d02b48c6 RE |
1682 | sleep(1); |
1683 | #endif | |
1684 | continue; | |
1685 | } | |
1686 | } | |
1687 | else if (i == 0) /* end of input */ | |
1688 | { | |
1689 | ret=1; | |
1690 | goto end; | |
1691 | } | |
1692 | ||
1693 | /* else we have data */ | |
1694 | if ( ((www == 1) && (strncmp("GET ",buf,4) == 0)) || | |
58964a49 | 1695 | ((www == 2) && (strncmp("GET /stats ",buf,10) == 0))) |
d02b48c6 RE |
1696 | { |
1697 | char *p; | |
1698 | X509 *peer; | |
f73e07cf | 1699 | STACK_OF(SSL_CIPHER) *sk; |
7d727231 | 1700 | static const char *space=" "; |
d02b48c6 RE |
1701 | |
1702 | BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); | |
a53955d8 | 1703 | BIO_puts(io,"<HTML><BODY BGCOLOR=\"#ffffff\">\n"); |
d02b48c6 RE |
1704 | BIO_puts(io,"<pre>\n"); |
1705 | /* BIO_puts(io,SSLeay_version(SSLEAY_VERSION));*/ | |
1706 | BIO_puts(io,"\n"); | |
1707 | for (i=0; i<local_argc; i++) | |
1708 | { | |
1709 | BIO_puts(io,local_argv[i]); | |
1710 | BIO_write(io," ",1); | |
1711 | } | |
1712 | BIO_puts(io,"\n"); | |
1713 | ||
1714 | /* The following is evil and should not really | |
1715 | * be done */ | |
1716 | BIO_printf(io,"Ciphers supported in s_server binary\n"); | |
1717 | sk=SSL_get_ciphers(con); | |
f73e07cf | 1718 | j=sk_SSL_CIPHER_num(sk); |
d02b48c6 RE |
1719 | for (i=0; i<j; i++) |
1720 | { | |
f73e07cf | 1721 | c=sk_SSL_CIPHER_value(sk,i); |
58964a49 | 1722 | BIO_printf(io,"%-11s:%-25s", |
d02b48c6 RE |
1723 | SSL_CIPHER_get_version(c), |
1724 | SSL_CIPHER_get_name(c)); | |
58964a49 | 1725 | if ((((i+1)%2) == 0) && (i+1 != j)) |
d02b48c6 RE |
1726 | BIO_puts(io,"\n"); |
1727 | } | |
1728 | BIO_puts(io,"\n"); | |
dfeab068 | 1729 | p=SSL_get_shared_ciphers(con,buf,bufsize); |
d02b48c6 RE |
1730 | if (p != NULL) |
1731 | { | |
1732 | BIO_printf(io,"---\nCiphers common between both SSL end points:\n"); | |
1733 | j=i=0; | |
1734 | while (*p) | |
1735 | { | |
1736 | if (*p == ':') | |
1737 | { | |
58964a49 | 1738 | BIO_write(io,space,26-j); |
d02b48c6 RE |
1739 | i++; |
1740 | j=0; | |
1741 | BIO_write(io,((i%3)?" ":"\n"),1); | |
1742 | } | |
1743 | else | |
1744 | { | |
1745 | BIO_write(io,p,1); | |
1746 | j++; | |
1747 | } | |
1748 | p++; | |
1749 | } | |
1750 | BIO_puts(io,"\n"); | |
1751 | } | |
1752 | BIO_printf(io,((con->hit) | |
1753 | ?"---\nReused, " | |
1754 | :"---\nNew, ")); | |
1755 | c=SSL_get_current_cipher(con); | |
58964a49 | 1756 | BIO_printf(io,"%s, Cipher is %s\n", |
d02b48c6 RE |
1757 | SSL_CIPHER_get_version(c), |
1758 | SSL_CIPHER_get_name(c)); | |
1759 | SSL_SESSION_print(io,SSL_get_session(con)); | |
1760 | BIO_printf(io,"---\n"); | |
1761 | print_stats(io,SSL_get_SSL_CTX(con)); | |
1762 | BIO_printf(io,"---\n"); | |
1763 | peer=SSL_get_peer_certificate(con); | |
1764 | if (peer != NULL) | |
1765 | { | |
1766 | BIO_printf(io,"Client certificate\n"); | |
1767 | X509_print(io,peer); | |
1768 | PEM_write_bio_X509(io,peer); | |
1769 | } | |
1770 | else | |
1771 | BIO_puts(io,"no client certificate available\n"); | |
58964a49 | 1772 | BIO_puts(io,"</BODY></HTML>\r\n\r\n"); |
d02b48c6 RE |
1773 | break; |
1774 | } | |
251cb4cf RL |
1775 | else if ((www == 2 || www == 3) |
1776 | && (strncmp("GET /",buf,5) == 0)) | |
d02b48c6 RE |
1777 | { |
1778 | BIO *file; | |
1779 | char *p,*e; | |
7d727231 | 1780 | static const char *text="HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"; |
d02b48c6 RE |
1781 | |
1782 | /* skip the '/' */ | |
1783 | p= &(buf[5]); | |
5d3ab9b0 BM |
1784 | |
1785 | dot = 1; | |
d02b48c6 RE |
1786 | for (e=p; *e != '\0'; e++) |
1787 | { | |
5d3ab9b0 BM |
1788 | if (e[0] == ' ') |
1789 | break; | |
1790 | ||
1791 | switch (dot) | |
1792 | { | |
5d3ab9b0 BM |
1793 | case 1: |
1794 | dot = (e[0] == '.') ? 2 : 0; | |
1795 | break; | |
1796 | case 2: | |
1797 | dot = (e[0] == '.') ? 3 : 0; | |
1798 | break; | |
1799 | case 3: | |
1800 | dot = (e[0] == '/') ? -1 : 0; | |
1801 | break; | |
1802 | } | |
b10ae320 BM |
1803 | if (dot == 0) |
1804 | dot = (e[0] == '/') ? 1 : 0; | |
d02b48c6 | 1805 | } |
5d3ab9b0 | 1806 | dot = (dot == 3) || (dot == -1); /* filename contains ".." component */ |
d02b48c6 RE |
1807 | |
1808 | if (*e == '\0') | |
1809 | { | |
1810 | BIO_puts(io,text); | |
1811 | BIO_printf(io,"'%s' is an invalid file name\r\n",p); | |
1812 | break; | |
1813 | } | |
1814 | *e='\0'; | |
1815 | ||
1816 | if (dot) | |
1817 | { | |
1818 | BIO_puts(io,text); | |
1819 | BIO_printf(io,"'%s' contains '..' reference\r\n",p); | |
1820 | break; | |
1821 | } | |
1822 | ||
1823 | if (*p == '/') | |
1824 | { | |
1825 | BIO_puts(io,text); | |
1826 | BIO_printf(io,"'%s' is an invalid path\r\n",p); | |
1827 | break; | |
1828 | } | |
1829 | ||
50b8ba02 | 1830 | #if 0 |
d02b48c6 RE |
1831 | /* append if a directory lookup */ |
1832 | if (e[-1] == '/') | |
1833 | strcat(p,"index.html"); | |
50b8ba02 | 1834 | #endif |
d02b48c6 RE |
1835 | |
1836 | /* if a directory, do the index thang */ | |
1837 | if (stat(p,&st_buf) < 0) | |
1838 | { | |
1839 | BIO_puts(io,text); | |
1840 | BIO_printf(io,"Error accessing '%s'\r\n",p); | |
1841 | ERR_print_errors(io); | |
1842 | break; | |
1843 | } | |
1844 | if (S_ISDIR(st_buf.st_mode)) | |
1845 | { | |
50b8ba02 | 1846 | #if 0 /* must check buffer size */ |
d02b48c6 | 1847 | strcat(p,"/index.html"); |
50b8ba02 BM |
1848 | #else |
1849 | BIO_puts(io,text); | |
1850 | BIO_printf(io,"'%s' is a directory\r\n",p); | |
1851 | break; | |
1852 | #endif | |
d02b48c6 RE |
1853 | } |
1854 | ||
1855 | if ((file=BIO_new_file(p,"r")) == NULL) | |
1856 | { | |
1857 | BIO_puts(io,text); | |
1858 | BIO_printf(io,"Error opening '%s'\r\n",p); | |
1859 | ERR_print_errors(io); | |
1860 | break; | |
1861 | } | |
1862 | ||
1863 | if (!s_quiet) | |
1864 | BIO_printf(bio_err,"FILE:%s\n",p); | |
1865 | ||
251cb4cf RL |
1866 | if (www == 2) |
1867 | { | |
1868 | i=strlen(p); | |
1869 | if ( ((i > 5) && (strcmp(&(p[i-5]),".html") == 0)) || | |
1870 | ((i > 4) && (strcmp(&(p[i-4]),".php") == 0)) || | |
1871 | ((i > 4) && (strcmp(&(p[i-4]),".htm") == 0))) | |
1872 | BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/html\r\n\r\n"); | |
1873 | else | |
1874 | BIO_puts(io,"HTTP/1.0 200 ok\r\nContent-type: text/plain\r\n\r\n"); | |
1875 | } | |
d02b48c6 | 1876 | /* send the file */ |
58964a49 | 1877 | total_bytes=0; |
d02b48c6 RE |
1878 | for (;;) |
1879 | { | |
dfeab068 | 1880 | i=BIO_read(file,buf,bufsize); |
d02b48c6 RE |
1881 | if (i <= 0) break; |
1882 | ||
dfeab068 | 1883 | #ifdef RENEG |
58964a49 RE |
1884 | total_bytes+=i; |
1885 | fprintf(stderr,"%d\n",i); | |
1886 | if (total_bytes > 3*1024) | |
1887 | { | |
1888 | total_bytes=0; | |
1889 | fprintf(stderr,"RENEGOTIATE\n"); | |
1890 | SSL_renegotiate(con); | |
1891 | } | |
dfeab068 | 1892 | #endif |
58964a49 | 1893 | |
d02b48c6 RE |
1894 | for (j=0; j<i; ) |
1895 | { | |
58964a49 RE |
1896 | #ifdef RENEG |
1897 | { static count=0; if (++count == 13) { SSL_renegotiate(con); } } | |
1898 | #endif | |
d02b48c6 RE |
1899 | k=BIO_write(io,&(buf[j]),i-j); |
1900 | if (k <= 0) | |
1901 | { | |
1902 | if (!BIO_should_retry(io)) | |
58964a49 | 1903 | goto write_error; |
d02b48c6 RE |
1904 | else |
1905 | { | |
1906 | BIO_printf(bio_s_out,"rwrite W BLOCK\n"); | |
1907 | } | |
1908 | } | |
1909 | else | |
1910 | { | |
1911 | j+=k; | |
1912 | } | |
1913 | } | |
1914 | } | |
58964a49 | 1915 | write_error: |
d02b48c6 RE |
1916 | BIO_free(file); |
1917 | break; | |
1918 | } | |
1919 | } | |
1920 | ||
1921 | for (;;) | |
1922 | { | |
1923 | i=(int)BIO_flush(io); | |
1924 | if (i <= 0) | |
1925 | { | |
1926 | if (!BIO_should_retry(io)) | |
1927 | break; | |
1928 | } | |
1929 | else | |
1930 | break; | |
1931 | } | |
1932 | end: | |
58964a49 | 1933 | #if 1 |
d02b48c6 RE |
1934 | /* make sure we re-use sessions */ |
1935 | SSL_set_shutdown(con,SSL_SENT_SHUTDOWN|SSL_RECEIVED_SHUTDOWN); | |
1936 | #else | |
657e60fa | 1937 | /* This kills performance */ |
58964a49 RE |
1938 | /* SSL_shutdown(con); A shutdown gets sent in the |
1939 | * BIO_free_all(io) procession */ | |
d02b48c6 RE |
1940 | #endif |
1941 | ||
1942 | err: | |
1943 | ||
1944 | if (ret >= 0) | |
1945 | BIO_printf(bio_s_out,"ACCEPT\n"); | |
1946 | ||
26a3a48d | 1947 | if (buf != NULL) OPENSSL_free(buf); |
d02b48c6 | 1948 | if (io != NULL) BIO_free_all(io); |
58964a49 | 1949 | /* if (ssl_bio != NULL) BIO_free(ssl_bio);*/ |
d02b48c6 RE |
1950 | return(ret); |
1951 | } | |
1952 | ||
cf1b7d96 | 1953 | #ifndef OPENSSL_NO_RSA |
df63a389 | 1954 | static RSA MS_CALLBACK *tmp_rsa_cb(SSL *s, int is_export, int keylength) |
d02b48c6 | 1955 | { |
bcfea9fb | 1956 | BIGNUM *bn = NULL; |
d02b48c6 RE |
1957 | static RSA *rsa_tmp=NULL; |
1958 | ||
bcfea9fb GT |
1959 | if (!rsa_tmp && ((bn = BN_new()) == NULL)) |
1960 | BIO_printf(bio_err,"Allocation error in generating RSA key\n"); | |
1961 | if (!rsa_tmp && bn) | |
d02b48c6 RE |
1962 | { |
1963 | if (!s_quiet) | |
1964 | { | |
60e31c3a | 1965 | BIO_printf(bio_err,"Generating temp (%d bit) RSA key...",keylength); |
d58d092b | 1966 | (void)BIO_flush(bio_err); |
d02b48c6 | 1967 | } |
bcfea9fb GT |
1968 | if(!BN_set_word(bn, RSA_F4) || ((rsa_tmp = RSA_new()) == NULL) || |
1969 | !RSA_generate_key_ex(rsa_tmp, keylength, bn, NULL)) | |
2aaec9cc GT |
1970 | { |
1971 | if(rsa_tmp) RSA_free(rsa_tmp); | |
1972 | rsa_tmp = NULL; | |
1973 | } | |
d02b48c6 RE |
1974 | if (!s_quiet) |
1975 | { | |
1976 | BIO_printf(bio_err,"\n"); | |
d58d092b | 1977 | (void)BIO_flush(bio_err); |
d02b48c6 | 1978 | } |
bcfea9fb | 1979 | BN_free(bn); |
d02b48c6 RE |
1980 | } |
1981 | return(rsa_tmp); | |
1982 | } | |
f5d7a031 | 1983 | #endif |
1aa0d947 GT |
1984 | |
1985 | #define MAX_SESSION_ID_ATTEMPTS 10 | |
1986 | static int generate_session_id(const SSL *ssl, unsigned char *id, | |
1987 | unsigned int *id_len) | |
1988 | { | |
1989 | unsigned int count = 0; | |
1990 | do { | |
1991 | RAND_pseudo_bytes(id, *id_len); | |
1992 | /* Prefix the session_id with the required prefix. NB: If our | |
1993 | * prefix is too long, clip it - but there will be worse effects | |
1994 | * anyway, eg. the server could only possibly create 1 session | |
1995 | * ID (ie. the prefix!) so all future session negotiations will | |
1996 | * fail due to conflicts. */ | |
1997 | memcpy(id, session_id_prefix, | |
1998 | (strlen(session_id_prefix) < *id_len) ? | |
1999 | strlen(session_id_prefix) : *id_len); | |
2000 | } | |
e3a91640 | 2001 | while(SSL_has_matching_session_id(ssl, id, *id_len) && |
1aa0d947 GT |
2002 | (++count < MAX_SESSION_ID_ATTEMPTS)); |
2003 | if(count >= MAX_SESSION_ID_ATTEMPTS) | |
2004 | return 0; | |
2005 | return 1; | |
2006 | } |