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863fe2ec | 1 | /* apps/s_cb.c - callback functions used by s_client, s_server, and s_time */ |
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 | 58 | /* ==================================================================== |
241520e6 | 59 | * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved. |
a661b653 BM |
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 | */ | |
d02b48c6 RE |
111 | |
112 | #include <stdio.h> | |
113 | #include <stdlib.h> | |
114 | #define USE_SOCKETS | |
115 | #define NON_MAIN | |
116 | #include "apps.h" | |
117 | #undef NON_MAIN | |
118 | #undef USE_SOCKETS | |
ec577822 | 119 | #include <openssl/err.h> |
07a9d1a2 | 120 | #include <openssl/rand.h> |
ec577822 BM |
121 | #include <openssl/x509.h> |
122 | #include <openssl/ssl.h> | |
e03c5b59 DSH |
123 | #include <openssl/bn.h> |
124 | #ifndef OPENSSL_NO_DH | |
125 | #include <openssl/dh.h> | |
126 | #endif | |
d02b48c6 RE |
127 | #include "s_apps.h" |
128 | ||
07a9d1a2 DSH |
129 | #define COOKIE_SECRET_LENGTH 16 |
130 | ||
d02b48c6 | 131 | int verify_depth=0; |
2a7cbe77 | 132 | int verify_quiet=0; |
d02b48c6 | 133 | int verify_error=X509_V_OK; |
5d20c4fb | 134 | int verify_return_error=0; |
07a9d1a2 DSH |
135 | unsigned char cookie_secret[COOKIE_SECRET_LENGTH]; |
136 | int cookie_initialized=0; | |
d02b48c6 | 137 | |
6d23cf97 | 138 | int verify_callback(int ok, X509_STORE_CTX *ctx) |
d02b48c6 | 139 | { |
d02b48c6 RE |
140 | X509 *err_cert; |
141 | int err,depth; | |
142 | ||
143 | err_cert=X509_STORE_CTX_get_current_cert(ctx); | |
144 | err= X509_STORE_CTX_get_error(ctx); | |
145 | depth= X509_STORE_CTX_get_error_depth(ctx); | |
146 | ||
2a7cbe77 | 147 | if (!verify_quiet || !ok) |
17716680 | 148 | { |
2a7cbe77 DSH |
149 | BIO_printf(bio_err,"depth=%d ",depth); |
150 | if (err_cert) | |
151 | { | |
152 | X509_NAME_print_ex(bio_err, | |
153 | X509_get_subject_name(err_cert), | |
17716680 | 154 | 0, XN_FLAG_ONELINE); |
2a7cbe77 DSH |
155 | BIO_puts(bio_err, "\n"); |
156 | } | |
157 | else | |
158 | BIO_puts(bio_err, "<no cert>\n"); | |
17716680 | 159 | } |
d02b48c6 RE |
160 | if (!ok) |
161 | { | |
162 | BIO_printf(bio_err,"verify error:num=%d:%s\n",err, | |
163 | X509_verify_cert_error_string(err)); | |
164 | if (verify_depth >= depth) | |
165 | { | |
5d20c4fb DSH |
166 | if (!verify_return_error) |
167 | ok=1; | |
d02b48c6 RE |
168 | verify_error=X509_V_OK; |
169 | } | |
170 | else | |
171 | { | |
172 | ok=0; | |
173 | verify_error=X509_V_ERR_CERT_CHAIN_TOO_LONG; | |
174 | } | |
175 | } | |
17716680 | 176 | switch (err) |
d02b48c6 RE |
177 | { |
178 | case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT: | |
17716680 DSH |
179 | BIO_puts(bio_err,"issuer= "); |
180 | X509_NAME_print_ex(bio_err, X509_get_issuer_name(err_cert), | |
181 | 0, XN_FLAG_ONELINE); | |
182 | BIO_puts(bio_err, "\n"); | |
d02b48c6 RE |
183 | break; |
184 | case X509_V_ERR_CERT_NOT_YET_VALID: | |
185 | case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD: | |
186 | BIO_printf(bio_err,"notBefore="); | |
17716680 | 187 | ASN1_TIME_print(bio_err,X509_get_notBefore(err_cert)); |
d02b48c6 RE |
188 | BIO_printf(bio_err,"\n"); |
189 | break; | |
190 | case X509_V_ERR_CERT_HAS_EXPIRED: | |
191 | case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD: | |
192 | BIO_printf(bio_err,"notAfter="); | |
17716680 | 193 | ASN1_TIME_print(bio_err,X509_get_notAfter(err_cert)); |
d02b48c6 RE |
194 | BIO_printf(bio_err,"\n"); |
195 | break; | |
17716680 | 196 | case X509_V_ERR_NO_EXPLICIT_POLICY: |
fbeb85ec DSH |
197 | if (!verify_quiet) |
198 | policies_print(bio_err, ctx); | |
17716680 | 199 | break; |
d02b48c6 | 200 | } |
2a7cbe77 | 201 | if (err == X509_V_OK && ok == 2 && !verify_quiet) |
17716680 | 202 | policies_print(bio_err, ctx); |
2a7cbe77 DSH |
203 | if (ok && !verify_quiet) |
204 | BIO_printf(bio_err,"verify return:%d\n",ok); | |
d02b48c6 RE |
205 | return(ok); |
206 | } | |
207 | ||
6b691a5c | 208 | int set_cert_stuff(SSL_CTX *ctx, char *cert_file, char *key_file) |
d02b48c6 RE |
209 | { |
210 | if (cert_file != NULL) | |
211 | { | |
c80fd6b2 | 212 | /*- |
d02b48c6 RE |
213 | SSL *ssl; |
214 | X509 *x509; | |
dfeab068 | 215 | */ |
d02b48c6 RE |
216 | |
217 | if (SSL_CTX_use_certificate_file(ctx,cert_file, | |
218 | SSL_FILETYPE_PEM) <= 0) | |
219 | { | |
58964a49 | 220 | BIO_printf(bio_err,"unable to get certificate from '%s'\n",cert_file); |
d02b48c6 RE |
221 | ERR_print_errors(bio_err); |
222 | return(0); | |
223 | } | |
224 | if (key_file == NULL) key_file=cert_file; | |
225 | if (SSL_CTX_use_PrivateKey_file(ctx,key_file, | |
226 | SSL_FILETYPE_PEM) <= 0) | |
227 | { | |
58964a49 | 228 | BIO_printf(bio_err,"unable to get private key from '%s'\n",key_file); |
d02b48c6 RE |
229 | ERR_print_errors(bio_err); |
230 | return(0); | |
231 | } | |
232 | ||
3a83462d | 233 | /*- |
dfeab068 | 234 | In theory this is no longer needed |
d02b48c6 RE |
235 | ssl=SSL_new(ctx); |
236 | x509=SSL_get_certificate(ssl); | |
237 | ||
a8236c8c DSH |
238 | if (x509 != NULL) { |
239 | EVP_PKEY *pktmp; | |
240 | pktmp = X509_get_pubkey(x509); | |
241 | EVP_PKEY_copy_parameters(pktmp, | |
242 | SSL_get_privatekey(ssl)); | |
243 | EVP_PKEY_free(pktmp); | |
244 | } | |
d02b48c6 | 245 | SSL_free(ssl); |
dfeab068 | 246 | */ |
d02b48c6 RE |
247 | |
248 | /* If we are using DSA, we can copy the parameters from | |
249 | * the private key */ | |
a9e1c50b BL |
250 | |
251 | ||
d02b48c6 RE |
252 | /* Now we know that a key and cert have been set against |
253 | * the SSL context */ | |
254 | if (!SSL_CTX_check_private_key(ctx)) | |
255 | { | |
256 | BIO_printf(bio_err,"Private key does not match the certificate public key\n"); | |
257 | return(0); | |
258 | } | |
259 | } | |
260 | return(1); | |
261 | } | |
262 | ||
fc6fc7ff | 263 | int set_cert_key_stuff(SSL_CTX *ctx, X509 *cert, EVP_PKEY *key, |
74ecfab4 | 264 | STACK_OF(X509) *chain, int build_chain) |
826a42a0 | 265 | { |
13dc3ce9 | 266 | int chflags = chain ? SSL_BUILD_CHAIN_FLAG_CHECK : 0; |
a9e1c50b | 267 | if (cert == NULL) |
abbc186b | 268 | return 1; |
826a42a0 DSH |
269 | if (SSL_CTX_use_certificate(ctx,cert) <= 0) |
270 | { | |
271 | BIO_printf(bio_err,"error setting certificate\n"); | |
272 | ERR_print_errors(bio_err); | |
273 | return 0; | |
274 | } | |
826a42a0 | 275 | |
a9e1c50b BL |
276 | if (SSL_CTX_use_PrivateKey(ctx,key) <= 0) |
277 | { | |
278 | BIO_printf(bio_err,"error setting private key\n"); | |
279 | ERR_print_errors(bio_err); | |
280 | return 0; | |
281 | } | |
282 | ||
283 | /* Now we know that a key and cert have been set against | |
284 | * the SSL context */ | |
826a42a0 DSH |
285 | if (!SSL_CTX_check_private_key(ctx)) |
286 | { | |
287 | BIO_printf(bio_err,"Private key does not match the certificate public key\n"); | |
288 | return 0; | |
289 | } | |
fc6fc7ff DSH |
290 | if (chain && !SSL_CTX_set1_chain(ctx, chain)) |
291 | { | |
292 | BIO_printf(bio_err,"error setting certificate chain\n"); | |
293 | ERR_print_errors(bio_err); | |
294 | return 0; | |
295 | } | |
13dc3ce9 | 296 | if (build_chain && !SSL_CTX_build_cert_chain(ctx, chflags)) |
74ecfab4 DSH |
297 | { |
298 | BIO_printf(bio_err,"error building certificate chain\n"); | |
299 | ERR_print_errors(bio_err); | |
300 | return 0; | |
301 | } | |
826a42a0 DSH |
302 | return 1; |
303 | } | |
304 | ||
9f27b1ee | 305 | static void ssl_print_client_cert_types(BIO *bio, SSL *s) |
e7f8ff43 | 306 | { |
9f27b1ee DSH |
307 | const unsigned char *p; |
308 | int i; | |
309 | int cert_type_num = SSL_get0_certificate_types(s, &p); | |
310 | if (!cert_type_num) | |
311 | return; | |
312 | BIO_puts(bio, "Client Certificate Types: "); | |
313 | for (i = 0; i < cert_type_num; i++) | |
314 | { | |
315 | unsigned char cert_type = p[i]; | |
316 | char *cname; | |
317 | switch(cert_type) | |
318 | { | |
319 | case TLS_CT_RSA_SIGN: | |
320 | cname = "RSA sign"; | |
321 | break; | |
322 | ||
323 | case TLS_CT_DSS_SIGN: | |
324 | cname = "DSA sign"; | |
325 | break; | |
326 | ||
327 | case TLS_CT_RSA_FIXED_DH: | |
328 | cname = "RSA fixed DH"; | |
329 | break; | |
330 | ||
331 | case TLS_CT_DSS_FIXED_DH: | |
332 | cname = "DSS fixed DH"; | |
333 | break; | |
334 | ||
335 | case TLS_CT_ECDSA_SIGN: | |
336 | cname = "ECDSA sign"; | |
337 | break; | |
338 | ||
339 | case TLS_CT_RSA_FIXED_ECDH: | |
340 | cname = "RSA fixed ECDH"; | |
341 | break; | |
342 | ||
343 | case TLS_CT_ECDSA_FIXED_ECDH: | |
344 | cname = "ECDSA fixed ECDH"; | |
345 | break; | |
346 | ||
347 | case TLS_CT_GOST94_SIGN: | |
348 | cname = "GOST94 Sign"; | |
349 | break; | |
350 | ||
351 | case TLS_CT_GOST01_SIGN: | |
352 | cname = "GOST01 Sign"; | |
353 | break; | |
354 | ||
355 | default: | |
356 | cname = NULL; | |
357 | } | |
358 | ||
359 | if (i) | |
360 | BIO_puts(bio, ", "); | |
361 | ||
362 | if (cname) | |
363 | BIO_puts(bio, cname); | |
364 | else | |
365 | BIO_printf(bio, "UNKNOWN (%d),", cert_type); | |
366 | } | |
367 | BIO_puts(bio, "\n"); | |
368 | } | |
369 | ||
370 | static int do_print_sigalgs(BIO *out, SSL *s, int shared) | |
371 | { | |
372 | int i, nsig, client; | |
373 | client = SSL_is_server(s) ? 0 : 1; | |
4453cd8c DSH |
374 | if (shared) |
375 | nsig = SSL_get_shared_sigalgs(s, -1, NULL, NULL, NULL, | |
376 | NULL, NULL); | |
377 | else | |
378 | nsig = SSL_get_sigalgs(s, -1, NULL, NULL, NULL, NULL, NULL); | |
e7f8ff43 DSH |
379 | if (nsig == 0) |
380 | return 1; | |
381 | ||
4453cd8c DSH |
382 | if (shared) |
383 | BIO_puts(out, "Shared "); | |
384 | ||
385 | if (client) | |
386 | BIO_puts(out, "Requested "); | |
e7f8ff43 DSH |
387 | BIO_puts(out, "Signature Algorithms: "); |
388 | for (i = 0; i < nsig; i++) | |
389 | { | |
390 | int hash_nid, sign_nid; | |
391 | unsigned char rhash, rsign; | |
392 | const char *sstr = NULL; | |
4453cd8c DSH |
393 | if (shared) |
394 | SSL_get_shared_sigalgs(s, i, &sign_nid, &hash_nid, NULL, | |
395 | &rsign, &rhash); | |
396 | else | |
397 | SSL_get_sigalgs(s, i, &sign_nid, &hash_nid, NULL, | |
e7f8ff43 DSH |
398 | &rsign, &rhash); |
399 | if (i) | |
400 | BIO_puts(out, ":"); | |
401 | if (sign_nid == EVP_PKEY_RSA) | |
402 | sstr = "RSA"; | |
403 | else if(sign_nid == EVP_PKEY_DSA) | |
404 | sstr = "DSA"; | |
405 | else if(sign_nid == EVP_PKEY_EC) | |
406 | sstr = "ECDSA"; | |
407 | if (sstr) | |
408 | BIO_printf(out,"%s+", sstr); | |
409 | else | |
410 | BIO_printf(out,"0x%02X+", (int)rsign); | |
411 | if (hash_nid != NID_undef) | |
412 | BIO_printf(out, "%s", OBJ_nid2sn(hash_nid)); | |
413 | else | |
414 | BIO_printf(out,"0x%02X", (int)rhash); | |
415 | } | |
416 | BIO_puts(out, "\n"); | |
417 | return 1; | |
418 | } | |
419 | ||
9f27b1ee | 420 | int ssl_print_sigalgs(BIO *out, SSL *s) |
4453cd8c | 421 | { |
319354eb | 422 | int mdnid; |
9f27b1ee DSH |
423 | if (!SSL_is_server(s)) |
424 | ssl_print_client_cert_types(out, s); | |
425 | do_print_sigalgs(out, s, 0); | |
426 | do_print_sigalgs(out, s, 1); | |
319354eb DSH |
427 | if (SSL_get_peer_signature_nid(s, &mdnid)) |
428 | BIO_printf(out, "Peer signing digest: %s\n", OBJ_nid2sn(mdnid)); | |
4453cd8c DSH |
429 | return 1; |
430 | } | |
14536c8c | 431 | #ifndef OPENSSL_NO_EC |
20b431e3 DSH |
432 | int ssl_print_point_formats(BIO *out, SSL *s) |
433 | { | |
434 | int i, nformats; | |
435 | const char *pformats; | |
436 | nformats = SSL_get0_ec_point_formats(s, &pformats); | |
437 | if (nformats <= 0) | |
438 | return 1; | |
439 | BIO_puts(out, "Supported Elliptic Curve Point Formats: "); | |
440 | for (i = 0; i < nformats; i++, pformats++) | |
441 | { | |
442 | if (i) | |
443 | BIO_puts(out, ":"); | |
444 | switch(*pformats) | |
445 | { | |
446 | case TLSEXT_ECPOINTFORMAT_uncompressed: | |
447 | BIO_puts(out, "uncompressed"); | |
448 | break; | |
449 | ||
450 | case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_prime: | |
451 | BIO_puts(out, "ansiX962_compressed_prime"); | |
452 | break; | |
453 | ||
454 | case TLSEXT_ECPOINTFORMAT_ansiX962_compressed_char2: | |
455 | BIO_puts(out, "ansiX962_compressed_char2"); | |
456 | break; | |
457 | ||
458 | default: | |
459 | BIO_printf(out, "unknown(%d)", (int)*pformats); | |
460 | break; | |
461 | ||
462 | } | |
463 | } | |
464 | if (nformats <= 0) | |
465 | BIO_puts(out, "NONE"); | |
466 | BIO_puts(out, "\n"); | |
467 | return 1; | |
468 | } | |
469 | ||
2a7cbe77 | 470 | int ssl_print_curves(BIO *out, SSL *s, int noshared) |
e7f8ff43 | 471 | { |
d0595f17 DSH |
472 | int i, ncurves, *curves, nid; |
473 | const char *cname; | |
474 | ncurves = SSL_get1_curves(s, NULL); | |
e7f8ff43 DSH |
475 | if (ncurves <= 0) |
476 | return 1; | |
477 | curves = OPENSSL_malloc(ncurves * sizeof(int)); | |
d0595f17 | 478 | SSL_get1_curves(s, curves); |
e7f8ff43 DSH |
479 | |
480 | BIO_puts(out, "Supported Elliptic Curves: "); | |
481 | for (i = 0; i < ncurves; i++) | |
482 | { | |
e7f8ff43 DSH |
483 | if (i) |
484 | BIO_puts(out, ":"); | |
485 | nid = curves[i]; | |
486 | /* If unrecognised print out hex version */ | |
487 | if (nid & TLSEXT_nid_unknown) | |
488 | BIO_printf(out, "0x%04X", nid & 0xFFFF); | |
489 | else | |
490 | { | |
491 | /* Use NIST name for curve if it exists */ | |
492 | cname = EC_curve_nid2nist(nid); | |
493 | if (!cname) | |
494 | cname = OBJ_nid2sn(nid); | |
495 | BIO_printf(out, "%s", cname); | |
496 | } | |
497 | } | |
2a7cbe77 DSH |
498 | if (ncurves == 0) |
499 | BIO_puts(out, "NONE"); | |
b5cadfb5 | 500 | OPENSSL_free(curves); |
2a7cbe77 DSH |
501 | if (noshared) |
502 | { | |
503 | BIO_puts(out, "\n"); | |
504 | return 1; | |
505 | } | |
d0595f17 | 506 | BIO_puts(out, "\nShared Elliptic curves: "); |
d0595f17 DSH |
507 | ncurves = SSL_get_shared_curve(s, -1); |
508 | for (i = 0; i < ncurves; i++) | |
509 | { | |
510 | if (i) | |
511 | BIO_puts(out, ":"); | |
512 | nid = SSL_get_shared_curve(s, i); | |
513 | cname = EC_curve_nid2nist(nid); | |
514 | if (!cname) | |
515 | cname = OBJ_nid2sn(nid); | |
516 | BIO_printf(out, "%s", cname); | |
517 | } | |
a4352630 DSH |
518 | if (ncurves == 0) |
519 | BIO_puts(out, "NONE"); | |
d0595f17 | 520 | BIO_puts(out, "\n"); |
e7f8ff43 DSH |
521 | return 1; |
522 | } | |
14536c8c | 523 | #endif |
33a8de69 DSH |
524 | int ssl_print_tmp_key(BIO *out, SSL *s) |
525 | { | |
526 | EVP_PKEY *key; | |
527 | if (!SSL_get_server_tmp_key(s, &key)) | |
528 | return 1; | |
529 | BIO_puts(out, "Server Temp Key: "); | |
530 | switch (EVP_PKEY_id(key)) | |
531 | { | |
532 | case EVP_PKEY_RSA: | |
533 | BIO_printf(out, "RSA, %d bits\n", EVP_PKEY_bits(key)); | |
534 | break; | |
535 | ||
536 | case EVP_PKEY_DH: | |
537 | BIO_printf(out, "DH, %d bits\n", EVP_PKEY_bits(key)); | |
538 | break; | |
14536c8c | 539 | #ifndef OPENSSL_NO_ECDH |
33a8de69 DSH |
540 | case EVP_PKEY_EC: |
541 | { | |
542 | EC_KEY *ec = EVP_PKEY_get1_EC_KEY(key); | |
543 | int nid; | |
544 | const char *cname; | |
545 | nid = EC_GROUP_get_curve_name(EC_KEY_get0_group(ec)); | |
546 | EC_KEY_free(ec); | |
547 | cname = EC_curve_nid2nist(nid); | |
548 | if (!cname) | |
549 | cname = OBJ_nid2sn(nid); | |
550 | BIO_printf(out, "ECDH, %s, %d bits\n", | |
551 | cname, EVP_PKEY_bits(key)); | |
552 | } | |
14536c8c | 553 | #endif |
33a8de69 DSH |
554 | } |
555 | EVP_PKEY_free(key); | |
556 | return 1; | |
557 | } | |
558 | ||
e7f8ff43 | 559 | |
6d23cf97 | 560 | long bio_dump_callback(BIO *bio, int cmd, const char *argp, |
774b2fe7 | 561 | int argi, long argl, long ret) |
d02b48c6 RE |
562 | { |
563 | BIO *out; | |
564 | ||
565 | out=(BIO *)BIO_get_callback_arg(bio); | |
566 | if (out == NULL) return(ret); | |
567 | ||
568 | if (cmd == (BIO_CB_READ|BIO_CB_RETURN)) | |
569 | { | |
70d71f61 DSH |
570 | BIO_printf(out,"read from %p [%p] (%lu bytes => %ld (0x%lX))\n", |
571 | (void *)bio,argp,(unsigned long)argi,ret,ret); | |
d02b48c6 RE |
572 | BIO_dump(out,argp,(int)ret); |
573 | return(ret); | |
574 | } | |
575 | else if (cmd == (BIO_CB_WRITE|BIO_CB_RETURN)) | |
576 | { | |
70d71f61 DSH |
577 | BIO_printf(out,"write to %p [%p] (%lu bytes => %ld (0x%lX))\n", |
578 | (void *)bio,argp,(unsigned long)argi,ret,ret); | |
d02b48c6 RE |
579 | BIO_dump(out,argp,(int)ret); |
580 | } | |
581 | return(ret); | |
582 | } | |
583 | ||
6d23cf97 | 584 | void apps_ssl_info_callback(const SSL *s, int where, int ret) |
d02b48c6 | 585 | { |
7d727231 | 586 | const char *str; |
d02b48c6 RE |
587 | int w; |
588 | ||
589 | w=where& ~SSL_ST_MASK; | |
590 | ||
591 | if (w & SSL_ST_CONNECT) str="SSL_connect"; | |
592 | else if (w & SSL_ST_ACCEPT) str="SSL_accept"; | |
593 | else str="undefined"; | |
594 | ||
595 | if (where & SSL_CB_LOOP) | |
596 | { | |
597 | BIO_printf(bio_err,"%s:%s\n",str,SSL_state_string_long(s)); | |
598 | } | |
599 | else if (where & SSL_CB_ALERT) | |
600 | { | |
601 | str=(where & SSL_CB_READ)?"read":"write"; | |
602 | BIO_printf(bio_err,"SSL3 alert %s:%s:%s\n", | |
603 | str, | |
604 | SSL_alert_type_string_long(ret), | |
605 | SSL_alert_desc_string_long(ret)); | |
606 | } | |
607 | else if (where & SSL_CB_EXIT) | |
608 | { | |
609 | if (ret == 0) | |
610 | BIO_printf(bio_err,"%s:failed in %s\n", | |
611 | str,SSL_state_string_long(s)); | |
612 | else if (ret < 0) | |
613 | { | |
614 | BIO_printf(bio_err,"%s:error in %s\n", | |
615 | str,SSL_state_string_long(s)); | |
616 | } | |
617 | } | |
618 | } | |
619 | ||
e03c5b59 | 620 | static const char *ssl_version_str(int version) |
a661b653 | 621 | { |
a661b653 BM |
622 | switch (version) |
623 | { | |
a661b653 | 624 | case SSL3_VERSION: |
e03c5b59 | 625 | return "SSL 3.0"; |
a661b653 | 626 | case TLS1_VERSION: |
e03c5b59 | 627 | return "TLS 1.0"; |
48435b20 | 628 | case TLS1_1_VERSION: |
e03c5b59 | 629 | return "TLS 1.1"; |
cbc0b0ec | 630 | case TLS1_2_VERSION: |
e03c5b59 | 631 | return "TLS 1.2"; |
bdfa4ff9 | 632 | case DTLS1_VERSION: |
e03c5b59 | 633 | return "DTLS 1.0"; |
bdfa4ff9 | 634 | case DTLS1_BAD_VER: |
e03c5b59 | 635 | return "DTLS 1.0 (bad)"; |
a661b653 | 636 | default: |
e03c5b59 | 637 | return "???"; |
a661b653 | 638 | } |
e03c5b59 DSH |
639 | } |
640 | ||
6d23cf97 | 641 | void msg_cb(int write_p, int version, int content_type, const void *buf, size_t len, SSL *ssl, void *arg) |
e03c5b59 DSH |
642 | { |
643 | BIO *bio = arg; | |
644 | const char *str_write_p, *str_version, *str_content_type = "", *str_details1 = "", *str_details2= ""; | |
645 | ||
646 | str_write_p = write_p ? ">>>" : "<<<"; | |
647 | ||
648 | str_version = ssl_version_str(version); | |
a661b653 | 649 | |
bdfa4ff9 DSH |
650 | if (version == SSL3_VERSION || |
651 | version == TLS1_VERSION || | |
a4aafeee BM |
652 | version == TLS1_1_VERSION || |
653 | version == TLS1_2_VERSION || | |
bdfa4ff9 DSH |
654 | version == DTLS1_VERSION || |
655 | version == DTLS1_BAD_VER) | |
a661b653 BM |
656 | { |
657 | switch (content_type) | |
658 | { | |
659 | case 20: | |
660 | str_content_type = "ChangeCipherSpec"; | |
661 | break; | |
662 | case 21: | |
663 | str_content_type = "Alert"; | |
664 | break; | |
665 | case 22: | |
666 | str_content_type = "Handshake"; | |
667 | break; | |
668 | } | |
669 | ||
670 | if (content_type == 21) /* Alert */ | |
671 | { | |
672 | str_details1 = ", ???"; | |
673 | ||
674 | if (len == 2) | |
675 | { | |
7d727231 | 676 | switch (((const unsigned char*)buf)[0]) |
a661b653 BM |
677 | { |
678 | case 1: | |
679 | str_details1 = ", warning"; | |
680 | break; | |
681 | case 2: | |
682 | str_details1 = ", fatal"; | |
683 | break; | |
684 | } | |
685 | ||
686 | str_details2 = " ???"; | |
7d727231 | 687 | switch (((const unsigned char*)buf)[1]) |
a661b653 BM |
688 | { |
689 | case 0: | |
690 | str_details2 = " close_notify"; | |
691 | break; | |
692 | case 10: | |
693 | str_details2 = " unexpected_message"; | |
694 | break; | |
695 | case 20: | |
696 | str_details2 = " bad_record_mac"; | |
697 | break; | |
698 | case 21: | |
699 | str_details2 = " decryption_failed"; | |
700 | break; | |
701 | case 22: | |
702 | str_details2 = " record_overflow"; | |
703 | break; | |
704 | case 30: | |
705 | str_details2 = " decompression_failure"; | |
706 | break; | |
707 | case 40: | |
708 | str_details2 = " handshake_failure"; | |
709 | break; | |
710 | case 42: | |
711 | str_details2 = " bad_certificate"; | |
712 | break; | |
713 | case 43: | |
714 | str_details2 = " unsupported_certificate"; | |
715 | break; | |
716 | case 44: | |
717 | str_details2 = " certificate_revoked"; | |
718 | break; | |
719 | case 45: | |
720 | str_details2 = " certificate_expired"; | |
721 | break; | |
722 | case 46: | |
723 | str_details2 = " certificate_unknown"; | |
724 | break; | |
725 | case 47: | |
726 | str_details2 = " illegal_parameter"; | |
727 | break; | |
728 | case 48: | |
729 | str_details2 = " unknown_ca"; | |
730 | break; | |
731 | case 49: | |
732 | str_details2 = " access_denied"; | |
733 | break; | |
734 | case 50: | |
735 | str_details2 = " decode_error"; | |
736 | break; | |
737 | case 51: | |
738 | str_details2 = " decrypt_error"; | |
739 | break; | |
740 | case 60: | |
741 | str_details2 = " export_restriction"; | |
742 | break; | |
743 | case 70: | |
744 | str_details2 = " protocol_version"; | |
745 | break; | |
746 | case 71: | |
747 | str_details2 = " insufficient_security"; | |
748 | break; | |
749 | case 80: | |
750 | str_details2 = " internal_error"; | |
751 | break; | |
752 | case 90: | |
753 | str_details2 = " user_canceled"; | |
754 | break; | |
755 | case 100: | |
756 | str_details2 = " no_renegotiation"; | |
757 | break; | |
241520e6 BM |
758 | case 110: |
759 | str_details2 = " unsupported_extension"; | |
760 | break; | |
761 | case 111: | |
762 | str_details2 = " certificate_unobtainable"; | |
763 | break; | |
764 | case 112: | |
765 | str_details2 = " unrecognized_name"; | |
766 | break; | |
767 | case 113: | |
768 | str_details2 = " bad_certificate_status_response"; | |
769 | break; | |
770 | case 114: | |
771 | str_details2 = " bad_certificate_hash_value"; | |
772 | break; | |
0c58d22a DSH |
773 | case 115: |
774 | str_details2 = " unknown_psk_identity"; | |
775 | break; | |
a661b653 BM |
776 | } |
777 | } | |
778 | } | |
779 | ||
780 | if (content_type == 22) /* Handshake */ | |
781 | { | |
782 | str_details1 = "???"; | |
783 | ||
784 | if (len > 0) | |
785 | { | |
7d727231 | 786 | switch (((const unsigned char*)buf)[0]) |
a661b653 BM |
787 | { |
788 | case 0: | |
789 | str_details1 = ", HelloRequest"; | |
790 | break; | |
791 | case 1: | |
792 | str_details1 = ", ClientHello"; | |
793 | break; | |
794 | case 2: | |
795 | str_details1 = ", ServerHello"; | |
796 | break; | |
bdfa4ff9 DSH |
797 | case 3: |
798 | str_details1 = ", HelloVerifyRequest"; | |
799 | break; | |
a661b653 BM |
800 | case 11: |
801 | str_details1 = ", Certificate"; | |
802 | break; | |
803 | case 12: | |
804 | str_details1 = ", ServerKeyExchange"; | |
805 | break; | |
806 | case 13: | |
807 | str_details1 = ", CertificateRequest"; | |
808 | break; | |
809 | case 14: | |
810 | str_details1 = ", ServerHelloDone"; | |
811 | break; | |
812 | case 15: | |
813 | str_details1 = ", CertificateVerify"; | |
814 | break; | |
815 | case 16: | |
816 | str_details1 = ", ClientKeyExchange"; | |
817 | break; | |
818 | case 20: | |
819 | str_details1 = ", Finished"; | |
820 | break; | |
821 | } | |
822 | } | |
823 | } | |
4817504d DSH |
824 | |
825 | #ifndef OPENSSL_NO_HEARTBEATS | |
826 | if (content_type == 24) /* Heartbeat */ | |
827 | { | |
828 | str_details1 = ", Heartbeat"; | |
829 | ||
830 | if (len > 0) | |
831 | { | |
832 | switch (((const unsigned char*)buf)[0]) | |
833 | { | |
834 | case 1: | |
835 | str_details1 = ", HeartbeatRequest"; | |
836 | break; | |
837 | case 2: | |
838 | str_details1 = ", HeartbeatResponse"; | |
839 | break; | |
840 | } | |
841 | } | |
842 | } | |
843 | #endif | |
a661b653 BM |
844 | } |
845 | ||
846 | BIO_printf(bio, "%s %s%s [length %04lx]%s%s\n", str_write_p, str_version, str_content_type, (unsigned long)len, str_details1, str_details2); | |
847 | ||
848 | if (len > 0) | |
849 | { | |
850 | size_t num, i; | |
851 | ||
852 | BIO_printf(bio, " "); | |
853 | num = len; | |
854 | #if 0 | |
855 | if (num > 16) | |
856 | num = 16; | |
857 | #endif | |
858 | for (i = 0; i < num; i++) | |
859 | { | |
860 | if (i % 16 == 0 && i > 0) | |
861 | BIO_printf(bio, "\n "); | |
7d727231 | 862 | BIO_printf(bio, " %02x", ((const unsigned char*)buf)[i]); |
a661b653 BM |
863 | } |
864 | if (i < len) | |
865 | BIO_printf(bio, " ..."); | |
866 | BIO_printf(bio, "\n"); | |
867 | } | |
710069c1 | 868 | (void)BIO_flush(bio); |
a661b653 | 869 | } |
6434abbf | 870 | |
6d23cf97 | 871 | void tlsext_cb(SSL *s, int client_server, int type, |
6434abbf DSH |
872 | unsigned char *data, int len, |
873 | void *arg) | |
874 | { | |
875 | BIO *bio = arg; | |
876 | char *extname; | |
877 | ||
878 | switch(type) | |
879 | { | |
880 | case TLSEXT_TYPE_server_name: | |
881 | extname = "server name"; | |
882 | break; | |
883 | ||
884 | case TLSEXT_TYPE_max_fragment_length: | |
885 | extname = "max fragment length"; | |
886 | break; | |
887 | ||
888 | case TLSEXT_TYPE_client_certificate_url: | |
889 | extname = "client certificate URL"; | |
890 | break; | |
891 | ||
892 | case TLSEXT_TYPE_trusted_ca_keys: | |
893 | extname = "trusted CA keys"; | |
894 | break; | |
895 | ||
896 | case TLSEXT_TYPE_truncated_hmac: | |
897 | extname = "truncated HMAC"; | |
898 | break; | |
899 | ||
900 | case TLSEXT_TYPE_status_request: | |
901 | extname = "status request"; | |
902 | break; | |
903 | ||
15a40af2 DSH |
904 | case TLSEXT_TYPE_user_mapping: |
905 | extname = "user mapping"; | |
906 | break; | |
907 | ||
908 | case TLSEXT_TYPE_client_authz: | |
909 | extname = "client authz"; | |
910 | break; | |
911 | ||
912 | case TLSEXT_TYPE_server_authz: | |
913 | extname = "server authz"; | |
914 | break; | |
915 | ||
916 | case TLSEXT_TYPE_cert_type: | |
917 | extname = "cert type"; | |
918 | break; | |
919 | ||
6434abbf DSH |
920 | case TLSEXT_TYPE_elliptic_curves: |
921 | extname = "elliptic curves"; | |
922 | break; | |
923 | ||
924 | case TLSEXT_TYPE_ec_point_formats: | |
925 | extname = "EC point formats"; | |
926 | break; | |
927 | ||
15a40af2 DSH |
928 | case TLSEXT_TYPE_srp: |
929 | extname = "SRP"; | |
860c3dd1 DSH |
930 | break; |
931 | ||
7409d7ad DSH |
932 | case TLSEXT_TYPE_signature_algorithms: |
933 | extname = "signature algorithms"; | |
934 | break; | |
935 | ||
15a40af2 DSH |
936 | case TLSEXT_TYPE_use_srtp: |
937 | extname = "use SRTP"; | |
938 | break; | |
939 | ||
940 | case TLSEXT_TYPE_heartbeat: | |
941 | extname = "heartbeat"; | |
942 | break; | |
943 | ||
944 | case TLSEXT_TYPE_session_ticket: | |
945 | extname = "session ticket"; | |
946 | break; | |
947 | ||
948 | case TLSEXT_TYPE_renegotiate: | |
949 | extname = "renegotiation info"; | |
950 | break; | |
951 | ||
761772d7 BM |
952 | #ifdef TLSEXT_TYPE_opaque_prf_input |
953 | case TLSEXT_TYPE_opaque_prf_input: | |
954 | extname = "opaque PRF input"; | |
955 | break; | |
956 | #endif | |
15a40af2 DSH |
957 | #ifdef TLSEXT_TYPE_next_proto_neg |
958 | case TLSEXT_TYPE_next_proto_neg: | |
959 | extname = "next protocol"; | |
960 | break; | |
961 | #endif | |
5e3ff62c DSH |
962 | #ifdef TLSEXT_TYPE_encrypt_then_mac |
963 | case TLSEXT_TYPE_encrypt_then_mac: | |
964 | extname = "encrypt-then-mac"; | |
965 | break; | |
966 | #endif | |
a09220d8 DSH |
967 | case TLSEXT_TYPE_padding: |
968 | extname = "TLS padding"; | |
969 | break; | |
6434abbf DSH |
970 | |
971 | default: | |
972 | extname = "unknown"; | |
973 | break; | |
974 | ||
975 | } | |
976 | ||
977 | BIO_printf(bio, "TLS %s extension \"%s\" (id=%d), len=%d\n", | |
978 | client_server ? "server": "client", | |
979 | extname, type, len); | |
710069c1 | 980 | BIO_dump(bio, (char *)data, len); |
367eb1f1 | 981 | (void)BIO_flush(bio); |
6434abbf | 982 | } |
07a9d1a2 | 983 | |
6d23cf97 | 984 | int generate_cookie_callback(SSL *ssl, unsigned char *cookie, unsigned int *cookie_len) |
07a9d1a2 DSH |
985 | { |
986 | unsigned char *buffer, result[EVP_MAX_MD_SIZE]; | |
987 | unsigned int length, resultlength; | |
636b6b45 | 988 | union { |
cba9ffc3 | 989 | struct sockaddr sa; |
636b6b45 | 990 | struct sockaddr_in s4; |
cba9ffc3 AP |
991 | #if OPENSSL_USE_IPV6 |
992 | struct sockaddr_in6 s6; | |
636b6b45 | 993 | #endif |
cba9ffc3 | 994 | } peer; |
636b6b45 | 995 | |
07a9d1a2 DSH |
996 | /* Initialize a random secret */ |
997 | if (!cookie_initialized) | |
998 | { | |
999 | if (!RAND_bytes(cookie_secret, COOKIE_SECRET_LENGTH)) | |
1000 | { | |
1001 | BIO_printf(bio_err,"error setting random cookie secret\n"); | |
1002 | return 0; | |
1003 | } | |
1004 | cookie_initialized = 1; | |
1005 | } | |
1006 | ||
1007 | /* Read peer information */ | |
1008 | (void)BIO_dgram_get_peer(SSL_get_rbio(ssl), &peer); | |
1009 | ||
1010 | /* Create buffer with peer's address and port */ | |
636b6b45 | 1011 | length = 0; |
cba9ffc3 | 1012 | switch (peer.sa.sa_family) |
636b6b45 DSH |
1013 | { |
1014 | case AF_INET: | |
1015 | length += sizeof(struct in_addr); | |
be456366 | 1016 | length += sizeof(peer.s4.sin_port); |
636b6b45 | 1017 | break; |
cba9ffc3 | 1018 | #if OPENSSL_USE_IPV6 |
636b6b45 DSH |
1019 | case AF_INET6: |
1020 | length += sizeof(struct in6_addr); | |
be456366 | 1021 | length += sizeof(peer.s6.sin6_port); |
636b6b45 | 1022 | break; |
cba9ffc3 | 1023 | #endif |
636b6b45 DSH |
1024 | default: |
1025 | OPENSSL_assert(0); | |
1026 | break; | |
1027 | } | |
07a9d1a2 DSH |
1028 | buffer = OPENSSL_malloc(length); |
1029 | ||
1030 | if (buffer == NULL) | |
1031 | { | |
1032 | BIO_printf(bio_err,"out of memory\n"); | |
1033 | return 0; | |
1034 | } | |
636b6b45 | 1035 | |
cba9ffc3 | 1036 | switch (peer.sa.sa_family) |
636b6b45 DSH |
1037 | { |
1038 | case AF_INET: | |
1039 | memcpy(buffer, | |
1040 | &peer.s4.sin_port, | |
be456366 DSH |
1041 | sizeof(peer.s4.sin_port)); |
1042 | memcpy(buffer + sizeof(peer.s4.sin_port), | |
636b6b45 DSH |
1043 | &peer.s4.sin_addr, |
1044 | sizeof(struct in_addr)); | |
1045 | break; | |
cba9ffc3 | 1046 | #if OPENSSL_USE_IPV6 |
636b6b45 DSH |
1047 | case AF_INET6: |
1048 | memcpy(buffer, | |
1049 | &peer.s6.sin6_port, | |
be456366 DSH |
1050 | sizeof(peer.s6.sin6_port)); |
1051 | memcpy(buffer + sizeof(peer.s6.sin6_port), | |
636b6b45 DSH |
1052 | &peer.s6.sin6_addr, |
1053 | sizeof(struct in6_addr)); | |
1054 | break; | |
cba9ffc3 | 1055 | #endif |
636b6b45 DSH |
1056 | default: |
1057 | OPENSSL_assert(0); | |
1058 | break; | |
1059 | } | |
07a9d1a2 DSH |
1060 | |
1061 | /* Calculate HMAC of buffer using the secret */ | |
1062 | HMAC(EVP_sha1(), cookie_secret, COOKIE_SECRET_LENGTH, | |
1063 | buffer, length, result, &resultlength); | |
1064 | OPENSSL_free(buffer); | |
1065 | ||
1066 | memcpy(cookie, result, resultlength); | |
1067 | *cookie_len = resultlength; | |
1068 | ||
1069 | return 1; | |
1070 | } | |
1071 | ||
6d23cf97 | 1072 | int verify_cookie_callback(SSL *ssl, unsigned char *cookie, unsigned int cookie_len) |
07a9d1a2 DSH |
1073 | { |
1074 | unsigned char *buffer, result[EVP_MAX_MD_SIZE]; | |
1075 | unsigned int length, resultlength; | |
636b6b45 | 1076 | union { |
cba9ffc3 | 1077 | struct sockaddr sa; |
636b6b45 | 1078 | struct sockaddr_in s4; |
cba9ffc3 AP |
1079 | #if OPENSSL_USE_IPV6 |
1080 | struct sockaddr_in6 s6; | |
636b6b45 | 1081 | #endif |
cba9ffc3 | 1082 | } peer; |
636b6b45 | 1083 | |
07a9d1a2 DSH |
1084 | /* If secret isn't initialized yet, the cookie can't be valid */ |
1085 | if (!cookie_initialized) | |
1086 | return 0; | |
1087 | ||
1088 | /* Read peer information */ | |
1089 | (void)BIO_dgram_get_peer(SSL_get_rbio(ssl), &peer); | |
1090 | ||
1091 | /* Create buffer with peer's address and port */ | |
636b6b45 | 1092 | length = 0; |
cba9ffc3 | 1093 | switch (peer.sa.sa_family) |
636b6b45 DSH |
1094 | { |
1095 | case AF_INET: | |
1096 | length += sizeof(struct in_addr); | |
be456366 | 1097 | length += sizeof(peer.s4.sin_port); |
636b6b45 | 1098 | break; |
cba9ffc3 | 1099 | #if OPENSSL_USE_IPV6 |
636b6b45 DSH |
1100 | case AF_INET6: |
1101 | length += sizeof(struct in6_addr); | |
be456366 | 1102 | length += sizeof(peer.s6.sin6_port); |
636b6b45 | 1103 | break; |
cba9ffc3 | 1104 | #endif |
636b6b45 DSH |
1105 | default: |
1106 | OPENSSL_assert(0); | |
1107 | break; | |
1108 | } | |
07a9d1a2 DSH |
1109 | buffer = OPENSSL_malloc(length); |
1110 | ||
1111 | if (buffer == NULL) | |
1112 | { | |
1113 | BIO_printf(bio_err,"out of memory\n"); | |
1114 | return 0; | |
1115 | } | |
636b6b45 | 1116 | |
cba9ffc3 | 1117 | switch (peer.sa.sa_family) |
636b6b45 DSH |
1118 | { |
1119 | case AF_INET: | |
1120 | memcpy(buffer, | |
1121 | &peer.s4.sin_port, | |
be456366 DSH |
1122 | sizeof(peer.s4.sin_port)); |
1123 | memcpy(buffer + sizeof(peer.s4.sin_port), | |
636b6b45 DSH |
1124 | &peer.s4.sin_addr, |
1125 | sizeof(struct in_addr)); | |
1126 | break; | |
cba9ffc3 | 1127 | #if OPENSSL_USE_IPV6 |
636b6b45 DSH |
1128 | case AF_INET6: |
1129 | memcpy(buffer, | |
1130 | &peer.s6.sin6_port, | |
be456366 DSH |
1131 | sizeof(peer.s6.sin6_port)); |
1132 | memcpy(buffer + sizeof(peer.s6.sin6_port), | |
636b6b45 DSH |
1133 | &peer.s6.sin6_addr, |
1134 | sizeof(struct in6_addr)); | |
1135 | break; | |
cba9ffc3 | 1136 | #endif |
636b6b45 DSH |
1137 | default: |
1138 | OPENSSL_assert(0); | |
1139 | break; | |
1140 | } | |
07a9d1a2 DSH |
1141 | |
1142 | /* Calculate HMAC of buffer using the secret */ | |
1143 | HMAC(EVP_sha1(), cookie_secret, COOKIE_SECRET_LENGTH, | |
1144 | buffer, length, result, &resultlength); | |
1145 | OPENSSL_free(buffer); | |
636b6b45 | 1146 | |
07a9d1a2 DSH |
1147 | if (cookie_len == resultlength && memcmp(result, cookie, resultlength) == 0) |
1148 | return 1; | |
1149 | ||
1150 | return 0; | |
1151 | } | |
18d71588 DSH |
1152 | |
1153 | /* Example of extended certificate handling. Where the standard support | |
1154 | * of one certificate per algorithm is not sufficient an application | |
1155 | * can decide which certificate(s) to use at runtime based on whatever | |
1156 | * criteria it deems appropriate. | |
1157 | */ | |
1158 | ||
1159 | /* Linked list of certificates, keys and chains */ | |
1160 | struct ssl_excert_st | |
1161 | { | |
1162 | int certform; | |
1163 | const char *certfile; | |
1164 | int keyform; | |
1165 | const char *keyfile; | |
1166 | const char *chainfile; | |
1167 | X509 *cert; | |
1168 | EVP_PKEY *key; | |
1169 | STACK_OF(X509) *chain; | |
74ecfab4 | 1170 | int build_chain; |
18d71588 DSH |
1171 | struct ssl_excert_st *next, *prev; |
1172 | }; | |
1173 | ||
6dbb6219 DSH |
1174 | struct chain_flags |
1175 | { | |
1176 | int flag; | |
1177 | const char *name; | |
1178 | }; | |
1179 | ||
1180 | struct chain_flags chain_flags_list[] = | |
1181 | { | |
1182 | {CERT_PKEY_VALID, "Overall Validity"}, | |
1183 | {CERT_PKEY_SIGN, "Sign with EE key"}, | |
1184 | {CERT_PKEY_EE_SIGNATURE, "EE signature"}, | |
1185 | {CERT_PKEY_CA_SIGNATURE, "CA signature"}, | |
1186 | {CERT_PKEY_EE_PARAM, "EE key parameters"}, | |
1187 | {CERT_PKEY_CA_PARAM, "CA key parameters"}, | |
1188 | {CERT_PKEY_EXPLICIT_SIGN, "Explicity sign with EE key"}, | |
1189 | {CERT_PKEY_ISSUER_NAME, "Issuer Name"}, | |
1190 | {CERT_PKEY_CERT_TYPE, "Certificate Type"}, | |
1191 | {0, NULL} | |
1192 | }; | |
1193 | ||
1194 | ||
7d4cdede | 1195 | static void print_chain_flags(BIO *out, SSL *s, int flags) |
6dbb6219 DSH |
1196 | { |
1197 | struct chain_flags *ctmp = chain_flags_list; | |
1198 | while(ctmp->name) | |
1199 | { | |
1200 | BIO_printf(out, "\t%s: %s\n", ctmp->name, | |
1201 | flags & ctmp->flag ? "OK" : "NOT OK"); | |
1202 | ctmp++; | |
1203 | } | |
7d4cdede DSH |
1204 | BIO_printf(out, "\tSuite B: "); |
1205 | if (SSL_set_cert_flags(s, 0) & SSL_CERT_FLAG_SUITEB_128_LOS) | |
1206 | BIO_puts(out, flags & CERT_PKEY_SUITEB ? "OK\n" : "NOT OK\n"); | |
1207 | else | |
1208 | BIO_printf(out, "not tested\n"); | |
6dbb6219 DSH |
1209 | } |
1210 | ||
18d71588 DSH |
1211 | /* Very basic selection callback: just use any certificate chain |
1212 | * reported as valid. More sophisticated could prioritise according | |
1213 | * to local policy. | |
1214 | */ | |
1215 | static int set_cert_cb(SSL *ssl, void *arg) | |
1216 | { | |
6dbb6219 | 1217 | int i, rv; |
18d71588 | 1218 | SSL_EXCERT *exc = arg; |
3323314f DSH |
1219 | #ifdef CERT_CB_TEST_RETRY |
1220 | static int retry_cnt; | |
1221 | if (retry_cnt < 5) | |
1222 | { | |
1223 | retry_cnt++; | |
1224 | fprintf(stderr, "Certificate callback retry test: count %d\n", | |
1225 | retry_cnt); | |
1226 | return -1; | |
1227 | } | |
1228 | #endif | |
18d71588 DSH |
1229 | SSL_certs_clear(ssl); |
1230 | ||
1231 | if (!exc) | |
1232 | return 1; | |
1233 | ||
1234 | /* Go to end of list and traverse backwards since we prepend | |
1235 | * newer entries this retains the original order. | |
1236 | */ | |
1237 | while (exc->next) | |
1238 | exc = exc->next; | |
6dbb6219 DSH |
1239 | |
1240 | i = 0; | |
1241 | ||
18d71588 DSH |
1242 | while(exc) |
1243 | { | |
6dbb6219 DSH |
1244 | i++; |
1245 | rv = SSL_check_chain(ssl, exc->cert, exc->key, exc->chain); | |
1246 | BIO_printf(bio_err, "Checking cert chain %d:\nSubject: ", i); | |
1247 | X509_NAME_print_ex(bio_err, X509_get_subject_name(exc->cert), 0, | |
1248 | XN_FLAG_ONELINE); | |
1249 | BIO_puts(bio_err, "\n"); | |
1250 | ||
7d4cdede | 1251 | print_chain_flags(bio_err, ssl, rv); |
6dbb6219 | 1252 | if (rv & CERT_PKEY_VALID) |
18d71588 DSH |
1253 | { |
1254 | SSL_use_certificate(ssl, exc->cert); | |
1255 | SSL_use_PrivateKey(ssl, exc->key); | |
74ecfab4 DSH |
1256 | /* NB: we wouldn't normally do this as it is |
1257 | * not efficient building chains on each connection | |
1258 | * better to cache the chain in advance. | |
1259 | */ | |
1260 | if (exc->build_chain) | |
1261 | { | |
1262 | if (!SSL_build_cert_chain(ssl, 0)) | |
1263 | return 0; | |
1264 | } | |
1265 | else if (exc->chain) | |
18d71588 DSH |
1266 | SSL_set1_chain(ssl, exc->chain); |
1267 | } | |
1268 | exc = exc->prev; | |
1269 | } | |
1270 | return 1; | |
1271 | } | |
1272 | ||
1273 | void ssl_ctx_set_excert(SSL_CTX *ctx, SSL_EXCERT *exc) | |
1274 | { | |
1275 | SSL_CTX_set_cert_cb(ctx, set_cert_cb, exc); | |
1276 | } | |
1277 | ||
1278 | static int ssl_excert_prepend(SSL_EXCERT **pexc) | |
1279 | { | |
1280 | SSL_EXCERT *exc; | |
1281 | exc = OPENSSL_malloc(sizeof(SSL_EXCERT)); | |
1282 | if (!exc) | |
1283 | return 0; | |
1284 | exc->certfile = NULL; | |
1285 | exc->keyfile = NULL; | |
1286 | exc->chainfile = NULL; | |
1287 | exc->cert = NULL; | |
1288 | exc->key = NULL; | |
1289 | exc->chain = NULL; | |
1290 | exc->prev = NULL; | |
74ecfab4 | 1291 | exc->build_chain = 0; |
18d71588 DSH |
1292 | |
1293 | exc->next = *pexc; | |
1294 | *pexc = exc; | |
1295 | ||
1296 | if (exc->next) | |
1297 | { | |
1298 | exc->certform = exc->next->certform; | |
1299 | exc->keyform = exc->next->keyform; | |
1300 | exc->next->prev = exc; | |
1301 | } | |
1302 | else | |
1303 | { | |
1304 | exc->certform = FORMAT_PEM; | |
1305 | exc->keyform = FORMAT_PEM; | |
1306 | } | |
1307 | return 1; | |
1308 | ||
1309 | } | |
1310 | ||
1311 | void ssl_excert_free(SSL_EXCERT *exc) | |
1312 | { | |
1313 | SSL_EXCERT *curr; | |
1314 | while (exc) | |
1315 | { | |
1316 | if (exc->cert) | |
1317 | X509_free(exc->cert); | |
1318 | if (exc->key) | |
1319 | EVP_PKEY_free(exc->key); | |
1320 | if (exc->chain) | |
1321 | sk_X509_pop_free(exc->chain, X509_free); | |
1322 | curr = exc; | |
1323 | exc = exc->next; | |
1324 | OPENSSL_free(curr); | |
1325 | } | |
1326 | } | |
1327 | ||
1328 | int load_excert(SSL_EXCERT **pexc, BIO *err) | |
1329 | { | |
1330 | SSL_EXCERT *exc = *pexc; | |
1331 | if (!exc) | |
1332 | return 1; | |
1333 | /* If nothing in list, free and set to NULL */ | |
1334 | if (!exc->certfile && !exc->next) | |
1335 | { | |
1336 | ssl_excert_free(exc); | |
1337 | *pexc = NULL; | |
1338 | return 1; | |
1339 | } | |
1340 | for(; exc; exc=exc->next) | |
1341 | { | |
1342 | if (!exc->certfile) | |
1343 | { | |
1344 | BIO_printf(err, "Missing filename\n"); | |
1345 | return 0; | |
1346 | } | |
1347 | exc->cert = load_cert(err, exc->certfile, exc->certform, | |
1348 | NULL, NULL, "Server Certificate"); | |
1349 | if (!exc->cert) | |
1350 | return 0; | |
1351 | if (exc->keyfile) | |
764b6a35 DSH |
1352 | { |
1353 | exc->key = load_key(err, exc->keyfile, exc->keyform, | |
1354 | 0, NULL, NULL, "Server Key"); | |
1355 | } | |
1356 | else | |
1357 | { | |
1358 | exc->key = load_key(err, exc->certfile, exc->certform, | |
1359 | 0, NULL, NULL, "Server Key"); | |
1360 | } | |
18d71588 DSH |
1361 | if (!exc->key) |
1362 | return 0; | |
1363 | if (exc->chainfile) | |
1364 | { | |
1365 | exc->chain = load_certs(err, | |
1366 | exc->chainfile, FORMAT_PEM, | |
1367 | NULL, NULL, | |
1368 | "Server Chain"); | |
764b6a35 | 1369 | if (!exc->chain) |
18d71588 DSH |
1370 | return 0; |
1371 | } | |
1372 | } | |
1373 | return 1; | |
1374 | } | |
1375 | ||
1376 | ||
1377 | int args_excert(char ***pargs, int *pargc, | |
1378 | int *badarg, BIO *err, SSL_EXCERT **pexc) | |
1379 | { | |
1380 | char *arg = **pargs, *argn = (*pargs)[1]; | |
1381 | SSL_EXCERT *exc = *pexc; | |
74ecfab4 | 1382 | int narg = 2; |
3208fc59 | 1383 | if (!exc) |
18d71588 | 1384 | { |
3208fc59 DSH |
1385 | if (ssl_excert_prepend(&exc)) |
1386 | *pexc = exc; | |
1387 | else | |
1388 | { | |
1389 | BIO_printf(err, "Error initialising xcert\n"); | |
1390 | *badarg = 1; | |
1391 | goto err; | |
1392 | } | |
18d71588 DSH |
1393 | } |
1394 | if (strcmp(arg, "-xcert") == 0) | |
1395 | { | |
1396 | if (!argn) | |
1397 | { | |
1398 | *badarg = 1; | |
1399 | return 1; | |
1400 | } | |
1401 | if (exc->certfile && !ssl_excert_prepend(&exc)) | |
1402 | { | |
1403 | BIO_printf(err, "Error adding xcert\n"); | |
1404 | *badarg = 1; | |
1405 | goto err; | |
1406 | } | |
1407 | exc->certfile = argn; | |
1408 | } | |
1409 | else if (strcmp(arg,"-xkey") == 0) | |
1410 | { | |
1411 | if (!argn) | |
1412 | { | |
1413 | *badarg = 1; | |
1414 | return 1; | |
1415 | } | |
1416 | if (exc->keyfile) | |
1417 | { | |
1418 | BIO_printf(err, "Key already specified\n"); | |
1419 | *badarg = 1; | |
1420 | return 1; | |
1421 | } | |
1422 | exc->keyfile = argn; | |
1423 | } | |
1424 | else if (strcmp(arg,"-xchain") == 0) | |
1425 | { | |
1426 | if (!argn) | |
1427 | { | |
1428 | *badarg = 1; | |
1429 | return 1; | |
1430 | } | |
1431 | if (exc->chainfile) | |
1432 | { | |
1433 | BIO_printf(err, "Chain already specified\n"); | |
1434 | *badarg = 1; | |
1435 | return 1; | |
1436 | } | |
1437 | exc->chainfile = argn; | |
1438 | } | |
74ecfab4 DSH |
1439 | else if (strcmp(arg,"-xchain_build") == 0) |
1440 | { | |
1441 | narg = 1; | |
1442 | exc->build_chain = 1; | |
1443 | } | |
18d71588 DSH |
1444 | else if (strcmp(arg,"-xcertform") == 0) |
1445 | { | |
1446 | if (!argn) | |
1447 | { | |
1448 | *badarg = 1; | |
1449 | goto err; | |
1450 | } | |
1451 | exc->certform = str2fmt(argn); | |
1452 | } | |
1453 | else if (strcmp(arg,"-xkeyform") == 0) | |
1454 | { | |
1455 | if (!argn) | |
1456 | { | |
1457 | *badarg = 1; | |
1458 | goto err; | |
1459 | } | |
1460 | exc->keyform = str2fmt(argn); | |
1461 | } | |
1462 | else | |
1463 | return 0; | |
1464 | ||
74ecfab4 | 1465 | (*pargs) += narg; |
18d71588 DSH |
1466 | |
1467 | if (pargc) | |
74ecfab4 | 1468 | *pargc -= narg; |
18d71588 DSH |
1469 | |
1470 | *pexc = exc; | |
1471 | ||
1472 | return 1; | |
1473 | ||
1474 | err: | |
1475 | ERR_print_errors(err); | |
1476 | ssl_excert_free(exc); | |
1477 | *pexc = NULL; | |
1478 | return 1; | |
1479 | } | |
1480 | ||
2a7cbe77 DSH |
1481 | static void print_raw_cipherlist(BIO *bio, SSL *s) |
1482 | { | |
1483 | const unsigned char *rlist; | |
1484 | static const unsigned char scsv_id[] = {0, 0, 0xFF}; | |
1485 | size_t i, rlistlen, num; | |
1486 | if (!SSL_is_server(s)) | |
1487 | return; | |
1488 | num = SSL_get0_raw_cipherlist(s, NULL); | |
1489 | rlistlen = SSL_get0_raw_cipherlist(s, &rlist); | |
1490 | BIO_puts(bio, "Client cipher list: "); | |
1491 | for (i = 0; i < rlistlen; i += num, rlist += num) | |
1492 | { | |
1493 | const SSL_CIPHER *c = SSL_CIPHER_find(s, rlist); | |
1494 | if (i) | |
1495 | BIO_puts(bio, ":"); | |
1496 | if (c) | |
1497 | BIO_puts(bio, SSL_CIPHER_get_name(c)); | |
1498 | else if (!memcmp(rlist, scsv_id - num + 3, num)) | |
1499 | BIO_puts(bio, "SCSV"); | |
1500 | else | |
1501 | { | |
1502 | size_t j; | |
1503 | BIO_puts(bio, "0x"); | |
1504 | for (j = 0; j < num; j++) | |
1505 | BIO_printf(bio, "%02X", rlist[j]); | |
1506 | } | |
1507 | } | |
1508 | BIO_puts(bio, "\n"); | |
1509 | } | |
1510 | ||
1511 | ||
1512 | void print_ssl_summary(BIO *bio, SSL *s) | |
1513 | { | |
1514 | const SSL_CIPHER *c; | |
1515 | X509 *peer; | |
1516 | /*const char *pnam = SSL_is_server(s) ? "client" : "server";*/ | |
1517 | BIO_printf(bio, "Protocol version: %s\n", SSL_get_version(s)); | |
1518 | print_raw_cipherlist(bio, s); | |
1519 | c = SSL_get_current_cipher(s); | |
1520 | BIO_printf(bio,"Ciphersuite: %s\n", SSL_CIPHER_get_name(c)); | |
1521 | do_print_sigalgs(bio, s, 0); | |
1522 | peer = SSL_get_peer_certificate(s); | |
1523 | if (peer) | |
1524 | { | |
1525 | int nid; | |
1526 | BIO_puts(bio, "Peer certificate: "); | |
1527 | X509_NAME_print_ex(bio, X509_get_subject_name(peer), | |
1528 | 0, XN_FLAG_ONELINE); | |
1529 | BIO_puts(bio, "\n"); | |
1530 | if (SSL_get_peer_signature_nid(s, &nid)) | |
1531 | BIO_printf(bio, "Hash used: %s\n", OBJ_nid2sn(nid)); | |
1532 | } | |
1533 | else | |
1534 | BIO_puts(bio, "No peer certificate\n"); | |
1535 | if (peer) | |
1536 | X509_free(peer); | |
14536c8c | 1537 | #ifndef OPENSSL_NO_EC |
84bafb74 | 1538 | ssl_print_point_formats(bio, s); |
2a7cbe77 DSH |
1539 | if (SSL_is_server(s)) |
1540 | ssl_print_curves(bio, s, 1); | |
1541 | else | |
1542 | ssl_print_tmp_key(bio, s); | |
14536c8c DSH |
1543 | #else |
1544 | if (!SSL_is_server(s)) | |
1545 | ssl_print_tmp_key(bio, s); | |
1546 | #endif | |
2a7cbe77 DSH |
1547 | } |
1548 | ||
5d2e07f1 DSH |
1549 | int args_ssl(char ***pargs, int *pargc, SSL_CONF_CTX *cctx, |
1550 | int *badarg, BIO *err, STACK_OF(OPENSSL_STRING) **pstr) | |
1551 | { | |
1552 | char *arg = **pargs, *argn = (*pargs)[1]; | |
1553 | int rv; | |
1554 | ||
1555 | /* Attempt to run SSL configuration command */ | |
1556 | rv = SSL_CONF_cmd_argv(cctx, pargc, pargs); | |
1557 | /* If parameter not recognised just return */ | |
1558 | if (rv == 0) | |
1559 | return 0; | |
1560 | /* see if missing argument error */ | |
1561 | if (rv == -3) | |
1562 | { | |
9fc81aca | 1563 | BIO_printf(err, "%s needs an argument\n", arg); |
5d2e07f1 DSH |
1564 | *badarg = 1; |
1565 | goto end; | |
1566 | } | |
1567 | /* Check for some other error */ | |
1568 | if (rv < 0) | |
1569 | { | |
9fc81aca DSH |
1570 | BIO_printf(err, "Error with command: \"%s %s\"\n", |
1571 | arg, argn ? argn : ""); | |
5d2e07f1 DSH |
1572 | *badarg = 1; |
1573 | goto end; | |
1574 | } | |
1575 | /* Store command and argument */ | |
1576 | /* If only one argument processed store value as NULL */ | |
1577 | if (rv == 1) | |
1578 | argn = NULL; | |
1579 | if (!*pstr) | |
1580 | *pstr = sk_OPENSSL_STRING_new_null(); | |
1581 | if (!*pstr || !sk_OPENSSL_STRING_push(*pstr, arg) || | |
1582 | !sk_OPENSSL_STRING_push(*pstr, argn)) | |
1583 | { | |
1584 | BIO_puts(err, "Memory allocation failure\n"); | |
1585 | goto end; | |
1586 | } | |
1587 | ||
1588 | end: | |
1589 | if (*badarg) | |
1590 | ERR_print_errors(err); | |
1591 | ||
1592 | return 1; | |
1593 | } | |
1594 | ||
1595 | int args_ssl_call(SSL_CTX *ctx, BIO *err, SSL_CONF_CTX *cctx, | |
b252cf0d | 1596 | STACK_OF(OPENSSL_STRING) *str, int no_ecdhe, int no_jpake) |
5d2e07f1 DSH |
1597 | { |
1598 | int i; | |
1599 | SSL_CONF_CTX_set_ssl_ctx(cctx, ctx); | |
1600 | for (i = 0; i < sk_OPENSSL_STRING_num(str); i+= 2) | |
1601 | { | |
1602 | const char *param = sk_OPENSSL_STRING_value(str, i); | |
1603 | const char *value = sk_OPENSSL_STRING_value(str, i + 1); | |
191b3f0b DSH |
1604 | /* If no_ecdhe or named curve already specified don't need |
1605 | * a default. | |
1606 | */ | |
1607 | if (!no_ecdhe && !strcmp(param, "-named_curve")) | |
1608 | no_ecdhe = 1; | |
b252cf0d DSH |
1609 | #ifndef OPENSSL_NO_JPAKE |
1610 | if (!no_jpake && !strcmp(param, "-cipher")) | |
1611 | { | |
1612 | BIO_puts(err, "JPAKE sets cipher to PSK\n"); | |
1613 | return 0; | |
1614 | } | |
1615 | #endif | |
5d2e07f1 DSH |
1616 | if (SSL_CONF_cmd(cctx, param, value) <= 0) |
1617 | { | |
1618 | BIO_printf(err, "Error with command: \"%s %s\"\n", | |
1619 | param, value ? value : ""); | |
1620 | ERR_print_errors(err); | |
1621 | return 0; | |
1622 | } | |
1623 | } | |
191b3f0b DSH |
1624 | /* This is a special case to keep existing s_server functionality: |
1625 | * if we don't have any curve specified *and* we haven't disabled | |
1626 | * ECDHE then use P-256. | |
1627 | */ | |
1628 | if (!no_ecdhe) | |
1629 | { | |
1630 | if (SSL_CONF_cmd(cctx, "-named_curve", "P-256") <= 0) | |
1631 | { | |
1632 | BIO_puts(err, "Error setting EC curve\n"); | |
1633 | ERR_print_errors(err); | |
1634 | return 0; | |
1635 | } | |
1636 | } | |
b252cf0d DSH |
1637 | #ifndef OPENSSL_NO_JPAKE |
1638 | if (!no_jpake) | |
1639 | { | |
1640 | if (SSL_CONF_cmd(cctx, "-cipher", "PSK") <= 0) | |
1641 | { | |
1642 | BIO_puts(err, "Error setting cipher to PSK\n"); | |
1643 | ERR_print_errors(err); | |
1644 | return 0; | |
1645 | } | |
1646 | } | |
1647 | #endif | |
ec2f7e56 DSH |
1648 | if (!SSL_CONF_CTX_finish(cctx)) |
1649 | { | |
1650 | BIO_puts(err, "Error finishing context\n"); | |
1651 | ERR_print_errors(err); | |
1652 | return 0; | |
1653 | } | |
5d2e07f1 DSH |
1654 | return 1; |
1655 | } | |
a5afc0a8 | 1656 | |
fdb78f3d DSH |
1657 | static int add_crls_store(X509_STORE *st, STACK_OF(X509_CRL) *crls) |
1658 | { | |
1659 | X509_CRL *crl; | |
1660 | int i; | |
0090a686 | 1661 | for (i = 0; i < sk_X509_CRL_num(crls); i++) |
fdb78f3d | 1662 | { |
0090a686 DSH |
1663 | crl = sk_X509_CRL_value(crls, i); |
1664 | X509_STORE_add_crl(st, crl); | |
fdb78f3d DSH |
1665 | } |
1666 | return 1; | |
1667 | } | |
1668 | ||
0090a686 | 1669 | int ssl_ctx_add_crls(SSL_CTX *ctx, STACK_OF(X509_CRL) *crls, int crl_download) |
fdb78f3d DSH |
1670 | { |
1671 | X509_STORE *st; | |
0090a686 DSH |
1672 | st = SSL_CTX_get_cert_store(ctx); |
1673 | add_crls_store(st, crls); | |
1674 | if (crl_download) | |
1675 | store_setup_crl_download(st); | |
fdb78f3d DSH |
1676 | return 1; |
1677 | } | |
1678 | ||
a5afc0a8 DSH |
1679 | int ssl_load_stores(SSL_CTX *ctx, |
1680 | const char *vfyCApath, const char *vfyCAfile, | |
fdb78f3d | 1681 | const char *chCApath, const char *chCAfile, |
0090a686 | 1682 | STACK_OF(X509_CRL) *crls, int crl_download) |
a5afc0a8 DSH |
1683 | { |
1684 | X509_STORE *vfy = NULL, *ch = NULL; | |
1685 | int rv = 0; | |
1686 | if (vfyCApath || vfyCAfile) | |
1687 | { | |
1688 | vfy = X509_STORE_new(); | |
1689 | if (!X509_STORE_load_locations(vfy, vfyCAfile, vfyCApath)) | |
1690 | goto err; | |
fdb78f3d | 1691 | add_crls_store(vfy, crls); |
a5afc0a8 | 1692 | SSL_CTX_set1_verify_cert_store(ctx, vfy); |
0090a686 DSH |
1693 | if (crl_download) |
1694 | store_setup_crl_download(vfy); | |
a5afc0a8 DSH |
1695 | } |
1696 | if (chCApath || chCAfile) | |
1697 | { | |
1698 | ch = X509_STORE_new(); | |
1699 | if (!X509_STORE_load_locations(ch, chCAfile, chCApath)) | |
1700 | goto err; | |
1701 | SSL_CTX_set1_chain_cert_store(ctx, ch); | |
1702 | } | |
1703 | rv = 1; | |
1704 | err: | |
1705 | if (vfy) | |
1706 | X509_STORE_free(vfy); | |
1707 | if (ch) | |
1708 | X509_STORE_free(ch); | |
1709 | return rv; | |
1710 | } | |
e03c5b59 DSH |
1711 | |
1712 | /* Verbose print out of security callback */ | |
1713 | ||
1714 | typedef struct | |
1715 | { | |
1716 | BIO *out; | |
1717 | int verbose; | |
1718 | int (*old_cb)(SSL *s, SSL_CTX *ctx, int op, int bits, int nid, | |
1719 | void *other, void *ex); | |
1720 | } security_debug_ex; | |
1721 | ||
1722 | static int security_callback_debug(SSL *s, SSL_CTX *ctx, | |
1723 | int op, int bits, int nid, | |
1724 | void *other, void *ex) | |
1725 | { | |
1726 | security_debug_ex *sdb = ex; | |
1727 | int rv, show_bits = 1, cert_md = 0; | |
1728 | const char *nm; | |
1729 | rv = sdb->old_cb(s, ctx, op, bits, nid, other, ex); | |
1730 | if (rv == 1 && sdb->verbose < 2) | |
1731 | return 1; | |
1732 | BIO_puts(sdb->out, "Security callback: "); | |
1733 | ||
1734 | switch (op) | |
1735 | { | |
1736 | case SSL_SECOP_CIPHER_SUPPORTED: | |
1737 | nm = "Supported Ciphersuite"; | |
1738 | break; | |
1739 | case SSL_SECOP_CIPHER_SHARED: | |
1740 | nm = "Shared Ciphersuite"; | |
1741 | break; | |
1742 | case SSL_SECOP_CIPHER_CHECK: | |
1743 | nm = "Check Ciphersuite"; | |
1744 | break; | |
1745 | case SSL_SECOP_TICKET: | |
1746 | BIO_puts(sdb->out, "Session ticket"); | |
1747 | show_bits = 0; | |
1748 | nm = NULL; | |
1749 | break; | |
1750 | case SSL_SECOP_COMPRESSION: | |
1751 | BIO_puts(sdb->out, "SSL compression"); | |
1752 | show_bits = 0; | |
1753 | nm = NULL; | |
1754 | break; | |
1755 | #ifndef OPENSSL_NO_DH | |
1756 | case SSL_SECOP_TMP_DH: | |
1757 | nm = "Temp DH key bits"; | |
1758 | break; | |
1759 | #endif | |
1760 | case SSL_SECOP_CURVE_SUPPORTED: | |
1761 | nm = "Supported Curve"; | |
1762 | break; | |
1763 | case SSL_SECOP_CURVE_SHARED: | |
1764 | nm = "Shared Curve"; | |
1765 | break; | |
1766 | case SSL_SECOP_CURVE_CHECK: | |
1767 | nm = "Check Curve"; | |
1768 | break; | |
e03c5b59 DSH |
1769 | case SSL_SECOP_VERSION: |
1770 | BIO_printf(sdb->out, "Version=%s", ssl_version_str(nid)); | |
1771 | show_bits = 0; | |
1772 | nm = NULL; | |
1773 | break; | |
1774 | case SSL_SECOP_SIGALG_SUPPORTED: | |
1775 | nm = "Supported Signature Algorithm digest"; | |
1776 | break; | |
1777 | case SSL_SECOP_SIGALG_SHARED: | |
1778 | nm = "Shared Signature Algorithm digest"; | |
1779 | break; | |
1780 | case SSL_SECOP_SIGALG_CHECK: | |
1781 | nm = "Check Signature Algorithm digest"; | |
1782 | break; | |
1783 | case SSL_SECOP_SIGALG_MASK: | |
1784 | nm = "Signature Algorithm mask"; | |
1785 | break; | |
1786 | case SSL_SECOP_EE_KEY: | |
1787 | nm = "Certificate chain EE key"; | |
1788 | break; | |
1789 | case SSL_SECOP_CA_KEY: | |
1790 | nm = "Certificate chain CA key"; | |
1791 | break; | |
1792 | case SSL_SECOP_CA_MD: | |
1793 | cert_md = 1; | |
1794 | nm = "Certificate chain CA digest"; | |
1795 | break; | |
1796 | case SSL_SECOP_PEER_EE_KEY: | |
1797 | nm = "Peer Chain EE key"; | |
1798 | break; | |
1799 | case SSL_SECOP_PEER_CA_KEY: | |
1800 | nm = "Peer Chain CA key"; | |
1801 | break; | |
1802 | case SSL_SECOP_PEER_CA_MD: | |
1803 | cert_md = 1; | |
1804 | nm = "Peer chain CA digest"; | |
1805 | break; | |
1806 | default: | |
1807 | nm = NULL; | |
1808 | } | |
1809 | if (nm) | |
1810 | BIO_printf(sdb->out, "%s=", nm); | |
1811 | ||
1812 | switch (op & SSL_SECOP_OTHER_TYPE) | |
1813 | { | |
1814 | ||
1815 | case SSL_SECOP_OTHER_CIPHER: | |
1816 | BIO_puts(sdb->out, SSL_CIPHER_get_name(other)); | |
1817 | break; | |
1818 | ||
fd86c2b1 | 1819 | #ifndef OPENSSL_NO_EC |
e03c5b59 DSH |
1820 | case SSL_SECOP_OTHER_CURVE: |
1821 | { | |
1822 | const char *cname; | |
1823 | cname = EC_curve_nid2nist(nid); | |
1824 | if (cname == NULL) | |
1825 | cname = OBJ_nid2sn(nid); | |
1826 | BIO_puts(sdb->out, cname); | |
1827 | } | |
1828 | break; | |
fd86c2b1 | 1829 | #endif |
e03c5b59 DSH |
1830 | |
1831 | case SSL_SECOP_OTHER_DH: | |
1832 | { | |
1833 | DH *dh = other; | |
1834 | BIO_printf(sdb->out, "%d", BN_num_bits(dh->p)); | |
1835 | break; | |
1836 | } | |
1837 | case SSL_SECOP_OTHER_CERT: | |
1838 | { | |
1839 | if (cert_md) | |
1840 | { | |
1841 | int sig_nid = X509_get_signature_nid(other); | |
1842 | BIO_puts(sdb->out, OBJ_nid2sn(sig_nid)); | |
1843 | } | |
1844 | else | |
1845 | { | |
1846 | EVP_PKEY *pkey = X509_get_pubkey(other); | |
1847 | const char *algname = ""; | |
1848 | EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, | |
1849 | &algname, | |
1850 | EVP_PKEY_get0_asn1(pkey)); | |
1851 | BIO_printf(sdb->out, "%s, bits=%d", | |
1852 | algname, EVP_PKEY_bits(pkey)); | |
1853 | EVP_PKEY_free(pkey); | |
1854 | } | |
1855 | break; | |
1856 | } | |
1857 | case SSL_SECOP_OTHER_SIGALG: | |
1858 | { | |
1859 | const unsigned char *salg = other; | |
1860 | const char *sname = NULL; | |
1861 | switch (salg[1]) | |
1862 | { | |
1863 | case TLSEXT_signature_anonymous: | |
1864 | sname = "anonymous"; | |
1865 | break; | |
1866 | case TLSEXT_signature_rsa: | |
1867 | sname = "RSA"; | |
1868 | break; | |
1869 | case TLSEXT_signature_dsa: | |
1870 | sname = "DSA"; | |
1871 | break; | |
1872 | case TLSEXT_signature_ecdsa: | |
1873 | sname = "ECDSA"; | |
1874 | break; | |
1875 | } | |
1876 | ||
1877 | BIO_puts(sdb->out, OBJ_nid2sn(nid)); | |
1878 | if (sname) | |
1879 | BIO_printf(sdb->out, ", algorithm=%s", sname); | |
1880 | else | |
1881 | BIO_printf(sdb->out, ", algid=%d", salg[1]); | |
1882 | break; | |
1883 | } | |
1884 | ||
1885 | } | |
1886 | ||
1887 | if (show_bits) | |
1888 | BIO_printf(sdb->out, ", security bits=%d", bits); | |
1889 | BIO_printf(sdb->out, ": %s\n", rv ? "yes" : "no"); | |
1890 | return rv; | |
1891 | } | |
1892 | ||
1893 | void ssl_ctx_security_debug(SSL_CTX *ctx, BIO *out, int verbose) | |
1894 | { | |
1895 | static security_debug_ex sdb; | |
1896 | sdb.out = out; | |
1897 | sdb.verbose = verbose; | |
1898 | sdb.old_cb = SSL_CTX_get_security_callback(ctx); | |
1899 | SSL_CTX_set_security_callback(ctx, security_callback_debug); | |
1900 | SSL_CTX_set0_security_ex_data(ctx, &sdb); | |
1901 | } | |
1902 | ||
1903 | ||
1904 |