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Diffstat (limited to 'src/lib/libcrypto/ts/ts_conf.c')
-rw-r--r--src/lib/libcrypto/ts/ts_conf.c507
1 files changed, 0 insertions, 507 deletions
diff --git a/src/lib/libcrypto/ts/ts_conf.c b/src/lib/libcrypto/ts/ts_conf.c
deleted file mode 100644
index c39be76f28..0000000000
--- a/src/lib/libcrypto/ts/ts_conf.c
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@@ -1,507 +0,0 @@
1/* crypto/ts/ts_conf.c */
2/* Written by Zoltan Glozik (zglozik@stones.com) for the OpenSSL
3 * project 2002.
4 */
5/* ====================================================================
6 * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59#include <string.h>
60
61#include <openssl/crypto.h>
62#include "cryptlib.h"
63#include <openssl/pem.h>
64#ifndef OPENSSL_NO_ENGINE
65#include <openssl/engine.h>
66#endif
67#include <openssl/ts.h>
68
69/* Macro definitions for the configuration file. */
70
71#define BASE_SECTION "tsa"
72#define ENV_DEFAULT_TSA "default_tsa"
73#define ENV_SERIAL "serial"
74#define ENV_CRYPTO_DEVICE "crypto_device"
75#define ENV_SIGNER_CERT "signer_cert"
76#define ENV_CERTS "certs"
77#define ENV_SIGNER_KEY "signer_key"
78#define ENV_DEFAULT_POLICY "default_policy"
79#define ENV_OTHER_POLICIES "other_policies"
80#define ENV_DIGESTS "digests"
81#define ENV_ACCURACY "accuracy"
82#define ENV_ORDERING "ordering"
83#define ENV_TSA_NAME "tsa_name"
84#define ENV_ESS_CERT_ID_CHAIN "ess_cert_id_chain"
85#define ENV_VALUE_SECS "secs"
86#define ENV_VALUE_MILLISECS "millisecs"
87#define ENV_VALUE_MICROSECS "microsecs"
88#define ENV_CLOCK_PRECISION_DIGITS "clock_precision_digits"
89#define ENV_VALUE_YES "yes"
90#define ENV_VALUE_NO "no"
91
92/* Function definitions for certificate and key loading. */
93
94X509 *TS_CONF_load_cert(const char *file)
95 {
96 BIO *cert = NULL;
97 X509 *x = NULL;
98
99 if ((cert = BIO_new_file(file, "r")) == NULL) goto end;
100 x = PEM_read_bio_X509_AUX(cert, NULL, NULL, NULL);
101end:
102 if (x == NULL)
103 fprintf(stderr, "unable to load certificate: %s\n", file);
104 BIO_free(cert);
105 return x;
106 }
107
108STACK_OF(X509) *TS_CONF_load_certs(const char *file)
109 {
110 BIO *certs = NULL;
111 STACK_OF(X509) *othercerts = NULL;
112 STACK_OF(X509_INFO) *allcerts = NULL;
113 int i;
114
115 if (!(certs = BIO_new_file(file, "r"))) goto end;
116
117 if (!(othercerts = sk_X509_new_null())) goto end;
118 allcerts = PEM_X509_INFO_read_bio(certs, NULL, NULL, NULL);
119 for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
120 {
121 X509_INFO *xi = sk_X509_INFO_value(allcerts, i);
122 if (xi->x509)
123 {
124 sk_X509_push(othercerts, xi->x509);
125 xi->x509 = NULL;
126 }
127 }
128end:
129 if (othercerts == NULL)
130 fprintf(stderr, "unable to load certificates: %s\n", file);
131 sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
132 BIO_free(certs);
133 return othercerts;
134 }
135
136EVP_PKEY *TS_CONF_load_key(const char *file, const char *pass)
137 {
138 BIO *key = NULL;
139 EVP_PKEY *pkey = NULL;
140
141 if (!(key = BIO_new_file(file, "r"))) goto end;
142 pkey = PEM_read_bio_PrivateKey(key, NULL, NULL, (char *) pass);
143 end:
144 if (pkey == NULL)
145 fprintf(stderr, "unable to load private key: %s\n", file);
146 BIO_free(key);
147 return pkey;
148 }
149
150/* Function definitions for handling configuration options. */
151
152static void TS_CONF_lookup_fail(const char *name, const char *tag)
153 {
154 fprintf(stderr, "variable lookup failed for %s::%s\n", name, tag);
155 }
156
157static void TS_CONF_invalid(const char *name, const char *tag)
158 {
159 fprintf(stderr, "invalid variable value for %s::%s\n", name, tag);
160 }
161
162const char *TS_CONF_get_tsa_section(CONF *conf, const char *section)
163 {
164 if (!section)
165 {
166 section = NCONF_get_string(conf, BASE_SECTION, ENV_DEFAULT_TSA);
167 if (!section)
168 TS_CONF_lookup_fail(BASE_SECTION, ENV_DEFAULT_TSA);
169 }
170 return section;
171 }
172
173int TS_CONF_set_serial(CONF *conf, const char *section, TS_serial_cb cb,
174 TS_RESP_CTX *ctx)
175 {
176 int ret = 0;
177 char *serial = NCONF_get_string(conf, section, ENV_SERIAL);
178 if (!serial)
179 {
180 TS_CONF_lookup_fail(section, ENV_SERIAL);
181 goto err;
182 }
183 TS_RESP_CTX_set_serial_cb(ctx, cb, serial);
184
185 ret = 1;
186 err:
187 return ret;
188 }
189
190#ifndef OPENSSL_NO_ENGINE
191
192int TS_CONF_set_crypto_device(CONF *conf, const char *section,
193 const char *device)
194 {
195 int ret = 0;
196
197 if (!device)
198 device = NCONF_get_string(conf, section,
199 ENV_CRYPTO_DEVICE);
200
201 if (device && !TS_CONF_set_default_engine(device))
202 {
203 TS_CONF_invalid(section, ENV_CRYPTO_DEVICE);
204 goto err;
205 }
206 ret = 1;
207 err:
208 return ret;
209 }
210
211int TS_CONF_set_default_engine(const char *name)
212 {
213 ENGINE *e = NULL;
214 int ret = 0;
215
216 /* Leave the default if builtin specified. */
217 if (strcmp(name, "builtin") == 0) return 1;
218
219 if (!(e = ENGINE_by_id(name))) goto err;
220 /* Enable the use of the NCipher HSM for forked children. */
221 if (strcmp(name, "chil") == 0)
222 ENGINE_ctrl(e, ENGINE_CTRL_CHIL_SET_FORKCHECK, 1, 0, 0);
223 /* All the operations are going to be carried out by the engine. */
224 if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) goto err;
225 ret = 1;
226 err:
227 if (!ret)
228 {
229 TSerr(TS_F_TS_CONF_SET_DEFAULT_ENGINE,
230 TS_R_COULD_NOT_SET_ENGINE);
231 ERR_add_error_data(2, "engine:", name);
232 }
233 if (e) ENGINE_free(e);
234 return ret;
235 }
236
237#endif
238
239int TS_CONF_set_signer_cert(CONF *conf, const char *section,
240 const char *cert, TS_RESP_CTX *ctx)
241 {
242 int ret = 0;
243 X509 *cert_obj = NULL;
244 if (!cert)
245 cert = NCONF_get_string(conf, section, ENV_SIGNER_CERT);
246 if (!cert)
247 {
248 TS_CONF_lookup_fail(section, ENV_SIGNER_CERT);
249 goto err;
250 }
251 if (!(cert_obj = TS_CONF_load_cert(cert)))
252 goto err;
253 if (!TS_RESP_CTX_set_signer_cert(ctx, cert_obj))
254 goto err;
255
256 ret = 1;
257 err:
258 X509_free(cert_obj);
259 return ret;
260 }
261
262int TS_CONF_set_certs(CONF *conf, const char *section, const char *certs,
263 TS_RESP_CTX *ctx)
264 {
265 int ret = 0;
266 STACK_OF(X509) *certs_obj = NULL;
267 if (!certs)
268 certs = NCONF_get_string(conf, section, ENV_CERTS);
269 /* Certificate chain is optional. */
270 if (!certs) goto end;
271 if (!(certs_obj = TS_CONF_load_certs(certs))) goto err;
272 if (!TS_RESP_CTX_set_certs(ctx, certs_obj)) goto err;
273 end:
274 ret = 1;
275 err:
276 sk_X509_pop_free(certs_obj, X509_free);
277 return ret;
278 }
279
280int TS_CONF_set_signer_key(CONF *conf, const char *section,
281 const char *key, const char *pass,
282 TS_RESP_CTX *ctx)
283 {
284 int ret = 0;
285 EVP_PKEY *key_obj = NULL;
286 if (!key)
287 key = NCONF_get_string(conf, section, ENV_SIGNER_KEY);
288 if (!key)
289 {
290 TS_CONF_lookup_fail(section, ENV_SIGNER_KEY);
291 goto err;
292 }
293 if (!(key_obj = TS_CONF_load_key(key, pass))) goto err;
294 if (!TS_RESP_CTX_set_signer_key(ctx, key_obj)) goto err;
295
296 ret = 1;
297 err:
298 EVP_PKEY_free(key_obj);
299 return ret;
300 }
301
302int TS_CONF_set_def_policy(CONF *conf, const char *section,
303 const char *policy, TS_RESP_CTX *ctx)
304 {
305 int ret = 0;
306 ASN1_OBJECT *policy_obj = NULL;
307 if (!policy)
308 policy = NCONF_get_string(conf, section,
309 ENV_DEFAULT_POLICY);
310 if (!policy)
311 {
312 TS_CONF_lookup_fail(section, ENV_DEFAULT_POLICY);
313 goto err;
314 }
315 if (!(policy_obj = OBJ_txt2obj(policy, 0)))
316 {
317 TS_CONF_invalid(section, ENV_DEFAULT_POLICY);
318 goto err;
319 }
320 if (!TS_RESP_CTX_set_def_policy(ctx, policy_obj))
321 goto err;
322
323 ret = 1;
324 err:
325 ASN1_OBJECT_free(policy_obj);
326 return ret;
327 }
328
329int TS_CONF_set_policies(CONF *conf, const char *section,
330 TS_RESP_CTX *ctx)
331 {
332 int ret = 0;
333 int i;
334 STACK_OF(CONF_VALUE) *list = NULL;
335 char *policies = NCONF_get_string(conf, section,
336 ENV_OTHER_POLICIES);
337 /* If no other policy is specified, that's fine. */
338 if (policies && !(list = X509V3_parse_list(policies)))
339 {
340 TS_CONF_invalid(section, ENV_OTHER_POLICIES);
341 goto err;
342 }
343 for (i = 0; i < sk_CONF_VALUE_num(list); ++i)
344 {
345 CONF_VALUE *val = sk_CONF_VALUE_value(list, i);
346 const char *extval = val->value ? val->value : val->name;
347 ASN1_OBJECT *objtmp;
348 if (!(objtmp = OBJ_txt2obj(extval, 0)))
349 {
350 TS_CONF_invalid(section, ENV_OTHER_POLICIES);
351 goto err;
352 }
353 if (!TS_RESP_CTX_add_policy(ctx, objtmp))
354 goto err;
355 ASN1_OBJECT_free(objtmp);
356 }
357
358 ret = 1;
359 err:
360 sk_CONF_VALUE_pop_free(list, X509V3_conf_free);
361 return ret;
362 }
363
364int TS_CONF_set_digests(CONF *conf, const char *section,
365 TS_RESP_CTX *ctx)
366 {
367 int ret = 0;
368 int i;
369 STACK_OF(CONF_VALUE) *list = NULL;
370 char *digests = NCONF_get_string(conf, section, ENV_DIGESTS);
371 if (!digests)
372 {
373 TS_CONF_lookup_fail(section, ENV_DIGESTS);
374 goto err;
375 }
376 if (!(list = X509V3_parse_list(digests)))
377 {
378 TS_CONF_invalid(section, ENV_DIGESTS);
379 goto err;
380 }
381 if (sk_CONF_VALUE_num(list) == 0)
382 {
383 TS_CONF_invalid(section, ENV_DIGESTS);
384 goto err;
385 }
386 for (i = 0; i < sk_CONF_VALUE_num(list); ++i)
387 {
388 CONF_VALUE *val = sk_CONF_VALUE_value(list, i);
389 const char *extval = val->value ? val->value : val->name;
390 const EVP_MD *md;
391 if (!(md = EVP_get_digestbyname(extval)))
392 {
393 TS_CONF_invalid(section, ENV_DIGESTS);
394 goto err;
395 }
396 if (!TS_RESP_CTX_add_md(ctx, md))
397 goto err;
398 }
399
400 ret = 1;
401 err:
402 sk_CONF_VALUE_pop_free(list, X509V3_conf_free);
403 return ret;
404 }
405
406int TS_CONF_set_accuracy(CONF *conf, const char *section, TS_RESP_CTX *ctx)
407 {
408 int ret = 0;
409 int i;
410 int secs = 0, millis = 0, micros = 0;
411 STACK_OF(CONF_VALUE) *list = NULL;
412 char *accuracy = NCONF_get_string(conf, section, ENV_ACCURACY);
413
414 if (accuracy && !(list = X509V3_parse_list(accuracy)))
415 {
416 TS_CONF_invalid(section, ENV_ACCURACY);
417 goto err;
418 }
419 for (i = 0; i < sk_CONF_VALUE_num(list); ++i)
420 {
421 CONF_VALUE *val = sk_CONF_VALUE_value(list, i);
422 if (strcmp(val->name, ENV_VALUE_SECS) == 0)
423 {
424 if (val->value) secs = atoi(val->value);
425 }
426 else if (strcmp(val->name, ENV_VALUE_MILLISECS) == 0)
427 {
428 if (val->value) millis = atoi(val->value);
429 }
430 else if (strcmp(val->name, ENV_VALUE_MICROSECS) == 0)
431 {
432 if (val->value) micros = atoi(val->value);
433 }
434 else
435 {
436 TS_CONF_invalid(section, ENV_ACCURACY);
437 goto err;
438 }
439 }
440 if (!TS_RESP_CTX_set_accuracy(ctx, secs, millis, micros))
441 goto err;
442
443 ret = 1;
444 err:
445 sk_CONF_VALUE_pop_free(list, X509V3_conf_free);
446 return ret;
447 }
448
449int TS_CONF_set_clock_precision_digits(CONF *conf, const char *section,
450 TS_RESP_CTX *ctx)
451 {
452 int ret = 0;
453 long digits = 0;
454
455 /* If not specified, set the default value to 0, i.e. sec precision */
456 if (!NCONF_get_number_e(conf, section, ENV_CLOCK_PRECISION_DIGITS,
457 &digits))
458 digits = 0;
459 if (digits < 0 || digits > TS_MAX_CLOCK_PRECISION_DIGITS)
460 {
461 TS_CONF_invalid(section, ENV_CLOCK_PRECISION_DIGITS);
462 goto err;
463 }
464
465 if (!TS_RESP_CTX_set_clock_precision_digits(ctx, digits))
466 goto err;
467
468 return 1;
469 err:
470 return ret;
471 }
472
473static int TS_CONF_add_flag(CONF *conf, const char *section, const char *field,
474 int flag, TS_RESP_CTX *ctx)
475 {
476 /* Default is false. */
477 const char *value = NCONF_get_string(conf, section, field);
478 if (value)
479 {
480 if (strcmp(value, ENV_VALUE_YES) == 0)
481 TS_RESP_CTX_add_flags(ctx, flag);
482 else if (strcmp(value, ENV_VALUE_NO) != 0)
483 {
484 TS_CONF_invalid(section, field);
485 return 0;
486 }
487 }
488
489 return 1;
490 }
491
492int TS_CONF_set_ordering(CONF *conf, const char *section, TS_RESP_CTX *ctx)
493 {
494 return TS_CONF_add_flag(conf, section, ENV_ORDERING, TS_ORDERING, ctx);
495 }
496
497int TS_CONF_set_tsa_name(CONF *conf, const char *section, TS_RESP_CTX *ctx)
498 {
499 return TS_CONF_add_flag(conf, section, ENV_TSA_NAME, TS_TSA_NAME, ctx);
500 }
501
502int TS_CONF_set_ess_cert_id_chain(CONF *conf, const char *section,
503 TS_RESP_CTX *ctx)
504 {
505 return TS_CONF_add_flag(conf, section, ENV_ESS_CERT_ID_CHAIN,
506 TS_ESS_CERT_ID_CHAIN, ctx);
507 }
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