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Commit | Line | Data |
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c7235be6 | 1 | /* apps/ts.c */ |
10621efd MC |
2 | /* |
3 | * Written by Zoltan Glozik (zglozik@stones.com) for the OpenSSL project | |
4 | * 2002. | |
c7235be6 UM |
5 | */ |
6 | /* ==================================================================== | |
7 | * Copyright (c) 2001 The OpenSSL Project. All rights reserved. | |
8 | * | |
9 | * Redistribution and use in source and binary forms, with or without | |
10 | * modification, are permitted provided that the following conditions | |
11 | * are met: | |
12 | * | |
13 | * 1. Redistributions of source code must retain the above copyright | |
10621efd | 14 | * notice, this list of conditions and the following disclaimer. |
c7235be6 UM |
15 | * |
16 | * 2. Redistributions in binary form must reproduce the above copyright | |
17 | * notice, this list of conditions and the following disclaimer in | |
18 | * the documentation and/or other materials provided with the | |
19 | * distribution. | |
20 | * | |
21 | * 3. All advertising materials mentioning features or use of this | |
22 | * software must display the following acknowledgment: | |
23 | * "This product includes software developed by the OpenSSL Project | |
24 | * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" | |
25 | * | |
26 | * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to | |
27 | * endorse or promote products derived from this software without | |
28 | * prior written permission. For written permission, please contact | |
29 | * licensing@OpenSSL.org. | |
30 | * | |
31 | * 5. Products derived from this software may not be called "OpenSSL" | |
32 | * nor may "OpenSSL" appear in their names without prior written | |
33 | * permission of the OpenSSL Project. | |
34 | * | |
35 | * 6. Redistributions of any form whatsoever must retain the following | |
36 | * acknowledgment: | |
37 | * "This product includes software developed by the OpenSSL Project | |
38 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
39 | * | |
40 | * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY | |
41 | * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
42 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
43 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR | |
44 | * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
45 | * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
46 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
47 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
49 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
50 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
51 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
52 | * ==================================================================== | |
53 | * | |
54 | * This product includes cryptographic software written by Eric Young | |
55 | * (eay@cryptsoft.com). This product includes software written by Tim | |
56 | * Hudson (tjh@cryptsoft.com). | |
57 | * | |
58 | */ | |
59 | ||
60 | #include <stdio.h> | |
61 | #include <stdlib.h> | |
62 | #include <string.h> | |
63 | #include "apps.h" | |
64 | #include <openssl/bio.h> | |
65 | #include <openssl/err.h> | |
66 | #include <openssl/pem.h> | |
67 | #include <openssl/rand.h> | |
68 | #include <openssl/ts.h> | |
1e26a8ba | 69 | #include <openssl/bn.h> |
c7235be6 UM |
70 | |
71 | #undef PROG | |
10621efd | 72 | #define PROG ts_main |
c7235be6 UM |
73 | |
74 | /* Length of the nonce of the request in bits (must be a multiple of 8). */ | |
10621efd | 75 | #define NONCE_LENGTH 64 |
c7235be6 UM |
76 | |
77 | /* Macro definitions for the configuration file. */ | |
10621efd | 78 | #define ENV_OID_FILE "oid_file" |
c7235be6 UM |
79 | |
80 | /* Local function declarations. */ | |
81 | ||
82 | static ASN1_OBJECT *txt2obj(const char *oid); | |
83 | static CONF *load_config_file(const char *configfile); | |
84 | ||
85 | /* Query related functions. */ | |
86 | static int query_command(const char *data, char *digest, | |
10621efd MC |
87 | const EVP_MD *md, const char *policy, int no_nonce, |
88 | int cert, const char *in, const char *out, int text); | |
89 | static BIO *BIO_open_with_default(const char *file, const char *mode, | |
90 | FILE *default_fp); | |
c7235be6 | 91 | static TS_REQ *create_query(BIO *data_bio, char *digest, const EVP_MD *md, |
10621efd | 92 | const char *policy, int no_nonce, int cert); |
c7235be6 | 93 | static int create_digest(BIO *input, char *digest, |
10621efd | 94 | const EVP_MD *md, unsigned char **md_value); |
c7235be6 UM |
95 | static ASN1_INTEGER *create_nonce(int bits); |
96 | ||
97 | /* Reply related functions. */ | |
10621efd MC |
98 | static int reply_command(CONF *conf, char *section, char *engine, |
99 | char *queryfile, char *passin, char *inkey, | |
100 | char *signer, char *chain, const char *policy, | |
101 | char *in, int token_in, char *out, int token_out, | |
102 | int text); | |
c7235be6 UM |
103 | static TS_RESP *read_PKCS7(BIO *in_bio); |
104 | static TS_RESP *create_response(CONF *conf, const char *section, char *engine, | |
10621efd MC |
105 | char *queryfile, char *passin, char *inkey, |
106 | char *signer, char *chain, | |
107 | const char *policy); | |
108 | static ASN1_INTEGER *MS_CALLBACK serial_cb(TS_RESP_CTX *ctx, void *data); | |
c7235be6 UM |
109 | static ASN1_INTEGER *next_serial(const char *serialfile); |
110 | static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial); | |
111 | ||
112 | /* Verify related functions. */ | |
113 | static int verify_command(char *data, char *digest, char *queryfile, | |
10621efd MC |
114 | char *in, int token_in, |
115 | char *ca_path, char *ca_file, char *untrusted); | |
116 | static TS_VERIFY_CTX *create_verify_ctx(char *data, char *digest, | |
117 | char *queryfile, | |
118 | char *ca_path, char *ca_file, | |
119 | char *untrusted); | |
c7235be6 UM |
120 | static X509_STORE *create_cert_store(char *ca_path, char *ca_file); |
121 | static int MS_CALLBACK verify_cb(int ok, X509_STORE_CTX *ctx); | |
122 | ||
123 | /* Main function definition. */ | |
fcfd8716 | 124 | int MAIN(int, char **); |
c7235be6 UM |
125 | |
126 | int MAIN(int argc, char **argv) | |
10621efd MC |
127 | { |
128 | int ret = 1; | |
129 | char *configfile = NULL; | |
130 | char *section = NULL; | |
131 | CONF *conf = NULL; | |
132 | enum mode { | |
133 | CMD_NONE, CMD_QUERY, CMD_REPLY, CMD_VERIFY | |
134 | } mode = CMD_NONE; | |
135 | char *data = NULL; | |
136 | char *digest = NULL; | |
137 | const EVP_MD *md = NULL; | |
138 | char *rnd = NULL; | |
139 | char *policy = NULL; | |
140 | int no_nonce = 0; | |
141 | int cert = 0; | |
142 | char *in = NULL; | |
143 | char *out = NULL; | |
144 | int text = 0; | |
145 | char *queryfile = NULL; | |
146 | char *passin = NULL; /* Password source. */ | |
147 | char *password = NULL; /* Password itself. */ | |
148 | char *inkey = NULL; | |
149 | char *signer = NULL; | |
150 | char *chain = NULL; | |
151 | char *ca_path = NULL; | |
152 | char *ca_file = NULL; | |
153 | char *untrusted = NULL; | |
154 | char *engine = NULL; | |
155 | /* Input is ContentInfo instead of TimeStampResp. */ | |
156 | int token_in = 0; | |
157 | /* Output is ContentInfo instead of TimeStampResp. */ | |
158 | int token_out = 0; | |
159 | int free_bio_err = 0; | |
160 | ||
161 | ERR_load_crypto_strings(); | |
162 | apps_startup(); | |
163 | ||
164 | if (bio_err == NULL && (bio_err = BIO_new(BIO_s_file())) != NULL) { | |
165 | free_bio_err = 1; | |
166 | BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT); | |
167 | } | |
168 | ||
169 | if (!load_config(bio_err, NULL)) | |
170 | goto cleanup; | |
171 | ||
172 | for (argc--, argv++; argc > 0; argc--, argv++) { | |
173 | if (strcmp(*argv, "-config") == 0) { | |
174 | if (argc-- < 1) | |
175 | goto usage; | |
176 | configfile = *++argv; | |
177 | } else if (strcmp(*argv, "-section") == 0) { | |
178 | if (argc-- < 1) | |
179 | goto usage; | |
180 | section = *++argv; | |
181 | } else if (strcmp(*argv, "-query") == 0) { | |
182 | if (mode != CMD_NONE) | |
183 | goto usage; | |
184 | mode = CMD_QUERY; | |
185 | } else if (strcmp(*argv, "-data") == 0) { | |
186 | if (argc-- < 1) | |
187 | goto usage; | |
188 | data = *++argv; | |
189 | } else if (strcmp(*argv, "-digest") == 0) { | |
190 | if (argc-- < 1) | |
191 | goto usage; | |
192 | digest = *++argv; | |
193 | } else if (strcmp(*argv, "-rand") == 0) { | |
194 | if (argc-- < 1) | |
195 | goto usage; | |
196 | rnd = *++argv; | |
197 | } else if (strcmp(*argv, "-policy") == 0) { | |
198 | if (argc-- < 1) | |
199 | goto usage; | |
200 | policy = *++argv; | |
201 | } else if (strcmp(*argv, "-no_nonce") == 0) { | |
202 | no_nonce = 1; | |
203 | } else if (strcmp(*argv, "-cert") == 0) { | |
204 | cert = 1; | |
205 | } else if (strcmp(*argv, "-in") == 0) { | |
206 | if (argc-- < 1) | |
207 | goto usage; | |
208 | in = *++argv; | |
209 | } else if (strcmp(*argv, "-token_in") == 0) { | |
210 | token_in = 1; | |
211 | } else if (strcmp(*argv, "-out") == 0) { | |
212 | if (argc-- < 1) | |
213 | goto usage; | |
214 | out = *++argv; | |
215 | } else if (strcmp(*argv, "-token_out") == 0) { | |
216 | token_out = 1; | |
217 | } else if (strcmp(*argv, "-text") == 0) { | |
218 | text = 1; | |
219 | } else if (strcmp(*argv, "-reply") == 0) { | |
220 | if (mode != CMD_NONE) | |
221 | goto usage; | |
222 | mode = CMD_REPLY; | |
223 | } else if (strcmp(*argv, "-queryfile") == 0) { | |
224 | if (argc-- < 1) | |
225 | goto usage; | |
226 | queryfile = *++argv; | |
227 | } else if (strcmp(*argv, "-passin") == 0) { | |
228 | if (argc-- < 1) | |
229 | goto usage; | |
230 | passin = *++argv; | |
231 | } else if (strcmp(*argv, "-inkey") == 0) { | |
232 | if (argc-- < 1) | |
233 | goto usage; | |
234 | inkey = *++argv; | |
235 | } else if (strcmp(*argv, "-signer") == 0) { | |
236 | if (argc-- < 1) | |
237 | goto usage; | |
238 | signer = *++argv; | |
239 | } else if (strcmp(*argv, "-chain") == 0) { | |
240 | if (argc-- < 1) | |
241 | goto usage; | |
242 | chain = *++argv; | |
243 | } else if (strcmp(*argv, "-verify") == 0) { | |
244 | if (mode != CMD_NONE) | |
245 | goto usage; | |
246 | mode = CMD_VERIFY; | |
247 | } else if (strcmp(*argv, "-CApath") == 0) { | |
248 | if (argc-- < 1) | |
249 | goto usage; | |
250 | ca_path = *++argv; | |
251 | } else if (strcmp(*argv, "-CAfile") == 0) { | |
252 | if (argc-- < 1) | |
253 | goto usage; | |
254 | ca_file = *++argv; | |
255 | } else if (strcmp(*argv, "-untrusted") == 0) { | |
256 | if (argc-- < 1) | |
257 | goto usage; | |
258 | untrusted = *++argv; | |
259 | } else if (strcmp(*argv, "-engine") == 0) { | |
260 | if (argc-- < 1) | |
261 | goto usage; | |
262 | engine = *++argv; | |
263 | } else if ((md = EVP_get_digestbyname(*argv + 1)) != NULL) { | |
264 | /* empty. */ | |
265 | } else | |
266 | goto usage; | |
267 | } | |
268 | ||
269 | /* Seed the random number generator if it is going to be used. */ | |
270 | if (mode == CMD_QUERY && !no_nonce) { | |
271 | if (!app_RAND_load_file(NULL, bio_err, 1) && rnd == NULL) | |
272 | BIO_printf(bio_err, "warning, not much extra random " | |
273 | "data, consider using the -rand option\n"); | |
274 | if (rnd != NULL) | |
275 | BIO_printf(bio_err, "%ld semi-random bytes loaded\n", | |
276 | app_RAND_load_files(rnd)); | |
277 | } | |
278 | ||
279 | /* Get the password if required. */ | |
280 | if (mode == CMD_REPLY && passin && | |
281 | !app_passwd(bio_err, passin, NULL, &password, NULL)) { | |
282 | BIO_printf(bio_err, "Error getting password.\n"); | |
283 | goto cleanup; | |
284 | } | |
285 | ||
286 | /* | |
287 | * Check consistency of parameters and execute the appropriate function. | |
288 | */ | |
289 | switch (mode) { | |
290 | case CMD_NONE: | |
291 | goto usage; | |
292 | case CMD_QUERY: | |
293 | /* | |
294 | * Data file and message imprint cannot be specified at the same | |
295 | * time. | |
296 | */ | |
297 | ret = data != NULL && digest != NULL; | |
298 | if (ret) | |
299 | goto usage; | |
300 | /* Load the config file for possible policy OIDs. */ | |
301 | conf = load_config_file(configfile); | |
302 | ret = !query_command(data, digest, md, policy, no_nonce, cert, | |
303 | in, out, text); | |
304 | break; | |
305 | case CMD_REPLY: | |
306 | conf = load_config_file(configfile); | |
307 | if (in == NULL) { | |
308 | ret = !(queryfile != NULL && conf != NULL && !token_in); | |
309 | if (ret) | |
310 | goto usage; | |
311 | } else { | |
312 | /* 'in' and 'queryfile' are exclusive. */ | |
313 | ret = !(queryfile == NULL); | |
314 | if (ret) | |
315 | goto usage; | |
316 | } | |
317 | ||
318 | ret = !reply_command(conf, section, engine, queryfile, | |
319 | password, inkey, signer, chain, policy, | |
320 | in, token_in, out, token_out, text); | |
321 | break; | |
322 | case CMD_VERIFY: | |
323 | ret = !(((queryfile && !data && !digest) | |
324 | || (!queryfile && data && !digest) | |
325 | || (!queryfile && !data && digest)) | |
326 | && in != NULL); | |
327 | if (ret) | |
328 | goto usage; | |
329 | ||
330 | ret = !verify_command(data, digest, queryfile, in, token_in, | |
331 | ca_path, ca_file, untrusted); | |
332 | } | |
333 | ||
334 | goto cleanup; | |
c7235be6 UM |
335 | |
336 | usage: | |
10621efd MC |
337 | BIO_printf(bio_err, "usage:\n" |
338 | "ts -query [-rand file%cfile%c...] [-config configfile] " | |
339 | "[-data file_to_hash] [-digest digest_bytes]" | |
340 | "[-md2|-md4|-md5|-sha|-sha1|-mdc2|-ripemd160] " | |
341 | "[-policy object_id] [-no_nonce] [-cert] " | |
342 | "[-in request.tsq] [-out request.tsq] [-text]\n", | |
343 | LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); | |
344 | BIO_printf(bio_err, "or\n" | |
345 | "ts -reply [-config configfile] [-section tsa_section] " | |
346 | "[-queryfile request.tsq] [-passin password] " | |
347 | "[-signer tsa_cert.pem] [-inkey private_key.pem] " | |
348 | "[-chain certs_file.pem] [-policy object_id] " | |
349 | "[-in response.tsr] [-token_in] " | |
350 | "[-out response.tsr] [-token_out] [-text] [-engine id]\n"); | |
351 | BIO_printf(bio_err, "or\n" | |
352 | "ts -verify [-data file_to_hash] [-digest digest_bytes] " | |
353 | "[-queryfile request.tsq] " | |
354 | "-in response.tsr [-token_in] " | |
355 | "-CApath ca_path -CAfile ca_file.pem " | |
356 | "-untrusted cert_file.pem\n"); | |
c7235be6 | 357 | cleanup: |
10621efd MC |
358 | /* Clean up. */ |
359 | app_RAND_write_file(NULL, bio_err); | |
360 | NCONF_free(conf); | |
361 | OPENSSL_free(password); | |
362 | OBJ_cleanup(); | |
363 | if (free_bio_err) { | |
364 | BIO_free_all(bio_err); | |
365 | bio_err = NULL; | |
366 | } | |
367 | ||
368 | OPENSSL_EXIT(ret); | |
369 | } | |
c7235be6 UM |
370 | |
371 | /* | |
372 | * Configuration file-related function definitions. | |
373 | */ | |
374 | ||
375 | static ASN1_OBJECT *txt2obj(const char *oid) | |
10621efd MC |
376 | { |
377 | ASN1_OBJECT *oid_obj = NULL; | |
c7235be6 | 378 | |
10621efd MC |
379 | if (!(oid_obj = OBJ_txt2obj(oid, 0))) |
380 | BIO_printf(bio_err, "cannot convert %s to OID\n", oid); | |
c7235be6 | 381 | |
10621efd MC |
382 | return oid_obj; |
383 | } | |
c7235be6 UM |
384 | |
385 | static CONF *load_config_file(const char *configfile) | |
10621efd MC |
386 | { |
387 | CONF *conf = NULL; | |
388 | long errorline = -1; | |
389 | ||
390 | if (!configfile) | |
391 | configfile = getenv("OPENSSL_CONF"); | |
392 | if (!configfile) | |
393 | configfile = getenv("SSLEAY_CONF"); | |
394 | ||
395 | if (configfile && | |
396 | (!(conf = NCONF_new(NULL)) || | |
397 | NCONF_load(conf, configfile, &errorline) <= 0)) { | |
398 | if (errorline <= 0) | |
399 | BIO_printf(bio_err, "error loading the config file " | |
400 | "'%s'\n", configfile); | |
401 | else | |
402 | BIO_printf(bio_err, "error on line %ld of config file " | |
403 | "'%s'\n", errorline, configfile); | |
404 | } | |
405 | ||
406 | if (conf != NULL) { | |
407 | const char *p; | |
408 | ||
409 | BIO_printf(bio_err, "Using configuration from %s\n", configfile); | |
410 | p = NCONF_get_string(conf, NULL, ENV_OID_FILE); | |
411 | if (p != NULL) { | |
412 | BIO *oid_bio = BIO_new_file(p, "r"); | |
413 | if (!oid_bio) | |
414 | ERR_print_errors(bio_err); | |
415 | else { | |
416 | OBJ_create_objects(oid_bio); | |
417 | BIO_free_all(oid_bio); | |
418 | } | |
419 | } else | |
420 | ERR_clear_error(); | |
421 | if (!add_oid_section(bio_err, conf)) | |
422 | ERR_print_errors(bio_err); | |
423 | } | |
424 | return conf; | |
425 | } | |
c7235be6 UM |
426 | |
427 | /* | |
428 | * Query-related method definitions. | |
429 | */ | |
430 | ||
431 | static int query_command(const char *data, char *digest, const EVP_MD *md, | |
10621efd MC |
432 | const char *policy, int no_nonce, |
433 | int cert, const char *in, const char *out, int text) | |
434 | { | |
435 | int ret = 0; | |
436 | TS_REQ *query = NULL; | |
437 | BIO *in_bio = NULL; | |
438 | BIO *data_bio = NULL; | |
439 | BIO *out_bio = NULL; | |
440 | ||
441 | /* Build query object either from file or from scratch. */ | |
442 | if (in != NULL) { | |
443 | if ((in_bio = BIO_new_file(in, "rb")) == NULL) | |
444 | goto end; | |
445 | query = d2i_TS_REQ_bio(in_bio, NULL); | |
446 | } else { | |
447 | /* | |
448 | * Open the file if no explicit digest bytes were specified. | |
449 | */ | |
450 | if (!digest && !(data_bio = BIO_open_with_default(data, "rb", stdin))) | |
451 | goto end; | |
452 | /* Creating the query object. */ | |
453 | query = create_query(data_bio, digest, md, policy, no_nonce, cert); | |
454 | /* Saving the random number generator state. */ | |
455 | } | |
456 | if (query == NULL) | |
457 | goto end; | |
458 | ||
459 | /* Write query either in ASN.1 or in text format. */ | |
460 | if ((out_bio = BIO_open_with_default(out, "wb", stdout)) == NULL) | |
461 | goto end; | |
462 | if (text) { | |
463 | /* Text output. */ | |
464 | if (!TS_REQ_print_bio(out_bio, query)) | |
465 | goto end; | |
466 | } else { | |
467 | /* ASN.1 output. */ | |
468 | if (!i2d_TS_REQ_bio(out_bio, query)) | |
469 | goto end; | |
470 | } | |
471 | ||
472 | ret = 1; | |
c7235be6 UM |
473 | |
474 | end: | |
10621efd | 475 | ERR_print_errors(bio_err); |
c7235be6 | 476 | |
10621efd MC |
477 | /* Clean up. */ |
478 | BIO_free_all(in_bio); | |
479 | BIO_free_all(data_bio); | |
480 | BIO_free_all(out_bio); | |
481 | TS_REQ_free(query); | |
c7235be6 | 482 | |
10621efd MC |
483 | return ret; |
484 | } | |
c7235be6 | 485 | |
10621efd MC |
486 | static BIO *BIO_open_with_default(const char *file, const char *mode, |
487 | FILE *default_fp) | |
488 | { | |
489 | return file == NULL ? BIO_new_fp(default_fp, BIO_NOCLOSE) | |
490 | : BIO_new_file(file, mode); | |
491 | } | |
c7235be6 UM |
492 | |
493 | static TS_REQ *create_query(BIO *data_bio, char *digest, const EVP_MD *md, | |
10621efd MC |
494 | const char *policy, int no_nonce, int cert) |
495 | { | |
496 | int ret = 0; | |
497 | TS_REQ *ts_req = NULL; | |
498 | int len; | |
499 | TS_MSG_IMPRINT *msg_imprint = NULL; | |
500 | X509_ALGOR *algo = NULL; | |
501 | unsigned char *data = NULL; | |
502 | ASN1_OBJECT *policy_obj = NULL; | |
503 | ASN1_INTEGER *nonce_asn1 = NULL; | |
504 | ||
505 | /* Setting default message digest. */ | |
506 | if (!md && !(md = EVP_get_digestbyname("sha1"))) | |
507 | goto err; | |
508 | ||
509 | /* Creating request object. */ | |
510 | if (!(ts_req = TS_REQ_new())) | |
511 | goto err; | |
512 | ||
513 | /* Setting version. */ | |
514 | if (!TS_REQ_set_version(ts_req, 1)) | |
515 | goto err; | |
516 | ||
517 | /* Creating and adding MSG_IMPRINT object. */ | |
518 | if (!(msg_imprint = TS_MSG_IMPRINT_new())) | |
519 | goto err; | |
520 | ||
521 | /* Adding algorithm. */ | |
522 | if (!(algo = X509_ALGOR_new())) | |
523 | goto err; | |
524 | if (!(algo->algorithm = OBJ_nid2obj(EVP_MD_type(md)))) | |
525 | goto err; | |
526 | if (!(algo->parameter = ASN1_TYPE_new())) | |
527 | goto err; | |
528 | algo->parameter->type = V_ASN1_NULL; | |
529 | if (!TS_MSG_IMPRINT_set_algo(msg_imprint, algo)) | |
530 | goto err; | |
531 | ||
532 | /* Adding message digest. */ | |
533 | if ((len = create_digest(data_bio, digest, md, &data)) == 0) | |
534 | goto err; | |
535 | if (!TS_MSG_IMPRINT_set_msg(msg_imprint, data, len)) | |
536 | goto err; | |
537 | ||
538 | if (!TS_REQ_set_msg_imprint(ts_req, msg_imprint)) | |
539 | goto err; | |
540 | ||
541 | /* Setting policy if requested. */ | |
542 | if (policy && !(policy_obj = txt2obj(policy))) | |
543 | goto err; | |
544 | if (policy_obj && !TS_REQ_set_policy_id(ts_req, policy_obj)) | |
545 | goto err; | |
546 | ||
547 | /* Setting nonce if requested. */ | |
548 | if (!no_nonce && !(nonce_asn1 = create_nonce(NONCE_LENGTH))) | |
549 | goto err; | |
550 | if (nonce_asn1 && !TS_REQ_set_nonce(ts_req, nonce_asn1)) | |
551 | goto err; | |
552 | ||
553 | /* Setting certificate request flag if requested. */ | |
554 | if (!TS_REQ_set_cert_req(ts_req, cert)) | |
555 | goto err; | |
556 | ||
557 | ret = 1; | |
c7235be6 | 558 | err: |
10621efd MC |
559 | if (!ret) { |
560 | TS_REQ_free(ts_req); | |
561 | ts_req = NULL; | |
562 | BIO_printf(bio_err, "could not create query\n"); | |
563 | } | |
564 | TS_MSG_IMPRINT_free(msg_imprint); | |
565 | X509_ALGOR_free(algo); | |
566 | OPENSSL_free(data); | |
567 | ASN1_OBJECT_free(policy_obj); | |
568 | ASN1_INTEGER_free(nonce_asn1); | |
569 | return ts_req; | |
570 | } | |
c7235be6 UM |
571 | |
572 | static int create_digest(BIO *input, char *digest, const EVP_MD *md, | |
10621efd MC |
573 | unsigned char **md_value) |
574 | { | |
575 | int md_value_len; | |
576 | ||
577 | md_value_len = EVP_MD_size(md); | |
578 | if (md_value_len < 0) | |
579 | goto err; | |
580 | if (input) { | |
581 | /* Digest must be computed from an input file. */ | |
582 | EVP_MD_CTX md_ctx; | |
583 | unsigned char buffer[4096]; | |
584 | int length; | |
585 | ||
586 | *md_value = OPENSSL_malloc(md_value_len); | |
587 | if (*md_value == 0) | |
588 | goto err; | |
589 | ||
590 | EVP_DigestInit(&md_ctx, md); | |
591 | while ((length = BIO_read(input, buffer, sizeof(buffer))) > 0) { | |
592 | EVP_DigestUpdate(&md_ctx, buffer, length); | |
593 | } | |
594 | EVP_DigestFinal(&md_ctx, *md_value, NULL); | |
595 | } else { | |
596 | /* Digest bytes are specified with digest. */ | |
597 | long digest_len; | |
598 | *md_value = string_to_hex(digest, &digest_len); | |
599 | if (!*md_value || md_value_len != digest_len) { | |
600 | OPENSSL_free(*md_value); | |
601 | *md_value = NULL; | |
602 | BIO_printf(bio_err, "bad digest, %d bytes " | |
603 | "must be specified\n", md_value_len); | |
604 | goto err; | |
605 | } | |
606 | } | |
607 | ||
608 | return md_value_len; | |
c7235be6 | 609 | err: |
10621efd MC |
610 | return 0; |
611 | } | |
c7235be6 UM |
612 | |
613 | static ASN1_INTEGER *create_nonce(int bits) | |
10621efd MC |
614 | { |
615 | unsigned char buf[20]; | |
616 | ASN1_INTEGER *nonce = NULL; | |
617 | int len = (bits - 1) / 8 + 1; | |
618 | int i; | |
619 | ||
620 | /* Generating random byte sequence. */ | |
621 | if (len > (int)sizeof(buf)) | |
622 | goto err; | |
623 | if (RAND_bytes(buf, len) <= 0) | |
624 | goto err; | |
625 | ||
626 | /* Find the first non-zero byte and creating ASN1_INTEGER object. */ | |
627 | for (i = 0; i < len && !buf[i]; ++i) ; | |
628 | if (!(nonce = ASN1_INTEGER_new())) | |
629 | goto err; | |
630 | OPENSSL_free(nonce->data); | |
631 | /* Allocate at least one byte. */ | |
632 | nonce->length = len - i; | |
633 | if (!(nonce->data = OPENSSL_malloc(nonce->length + 1))) | |
634 | goto err; | |
635 | memcpy(nonce->data, buf + i, nonce->length); | |
636 | ||
637 | return nonce; | |
c7235be6 | 638 | err: |
10621efd MC |
639 | BIO_printf(bio_err, "could not create nonce\n"); |
640 | ASN1_INTEGER_free(nonce); | |
641 | return NULL; | |
642 | } | |
643 | ||
c7235be6 UM |
644 | /* |
645 | * Reply-related method definitions. | |
646 | */ | |
647 | ||
10621efd MC |
648 | static int reply_command(CONF *conf, char *section, char *engine, |
649 | char *queryfile, char *passin, char *inkey, | |
650 | char *signer, char *chain, const char *policy, | |
651 | char *in, int token_in, | |
652 | char *out, int token_out, int text) | |
653 | { | |
654 | int ret = 0; | |
655 | TS_RESP *response = NULL; | |
656 | BIO *in_bio = NULL; | |
657 | BIO *query_bio = NULL; | |
658 | BIO *inkey_bio = NULL; | |
659 | BIO *signer_bio = NULL; | |
660 | BIO *out_bio = NULL; | |
661 | ||
662 | /* Build response object either from response or query. */ | |
663 | if (in != NULL) { | |
664 | if ((in_bio = BIO_new_file(in, "rb")) == NULL) | |
665 | goto end; | |
666 | if (token_in) { | |
667 | /* | |
668 | * We have a ContentInfo (PKCS7) object, add 'granted' status | |
669 | * info around it. | |
670 | */ | |
671 | response = read_PKCS7(in_bio); | |
672 | } else { | |
673 | /* We have a ready-made TS_RESP object. */ | |
674 | response = d2i_TS_RESP_bio(in_bio, NULL); | |
675 | } | |
676 | } else { | |
677 | response = create_response(conf, section, engine, queryfile, | |
678 | passin, inkey, signer, chain, policy); | |
679 | if (response) | |
680 | BIO_printf(bio_err, "Response has been generated.\n"); | |
681 | else | |
682 | BIO_printf(bio_err, "Response is not generated.\n"); | |
683 | } | |
684 | if (response == NULL) | |
685 | goto end; | |
686 | ||
687 | /* Write response either in ASN.1 or text format. */ | |
688 | if ((out_bio = BIO_open_with_default(out, "wb", stdout)) == NULL) | |
689 | goto end; | |
690 | if (text) { | |
691 | /* Text output. */ | |
692 | if (token_out) { | |
693 | TS_TST_INFO *tst_info = TS_RESP_get_tst_info(response); | |
694 | if (!TS_TST_INFO_print_bio(out_bio, tst_info)) | |
695 | goto end; | |
696 | } else { | |
697 | if (!TS_RESP_print_bio(out_bio, response)) | |
698 | goto end; | |
699 | } | |
700 | } else { | |
701 | /* ASN.1 DER output. */ | |
702 | if (token_out) { | |
703 | PKCS7 *token = TS_RESP_get_token(response); | |
704 | if (!i2d_PKCS7_bio(out_bio, token)) | |
705 | goto end; | |
706 | } else { | |
707 | if (!i2d_TS_RESP_bio(out_bio, response)) | |
708 | goto end; | |
709 | } | |
710 | } | |
711 | ||
712 | ret = 1; | |
c7235be6 UM |
713 | |
714 | end: | |
10621efd | 715 | ERR_print_errors(bio_err); |
c7235be6 | 716 | |
10621efd MC |
717 | /* Clean up. */ |
718 | BIO_free_all(in_bio); | |
719 | BIO_free_all(query_bio); | |
720 | BIO_free_all(inkey_bio); | |
721 | BIO_free_all(signer_bio); | |
722 | BIO_free_all(out_bio); | |
723 | TS_RESP_free(response); | |
c7235be6 | 724 | |
10621efd MC |
725 | return ret; |
726 | } | |
c7235be6 UM |
727 | |
728 | /* Reads a PKCS7 token and adds default 'granted' status info to it. */ | |
729 | static TS_RESP *read_PKCS7(BIO *in_bio) | |
10621efd MC |
730 | { |
731 | int ret = 0; | |
732 | PKCS7 *token = NULL; | |
733 | TS_TST_INFO *tst_info = NULL; | |
734 | TS_RESP *resp = NULL; | |
735 | TS_STATUS_INFO *si = NULL; | |
736 | ||
737 | /* Read PKCS7 object and extract the signed time stamp info. */ | |
738 | if (!(token = d2i_PKCS7_bio(in_bio, NULL))) | |
739 | goto end; | |
740 | if (!(tst_info = PKCS7_to_TS_TST_INFO(token))) | |
741 | goto end; | |
742 | ||
743 | /* Creating response object. */ | |
744 | if (!(resp = TS_RESP_new())) | |
745 | goto end; | |
746 | ||
747 | /* Create granted status info. */ | |
748 | if (!(si = TS_STATUS_INFO_new())) | |
749 | goto end; | |
750 | if (!(ASN1_INTEGER_set(si->status, TS_STATUS_GRANTED))) | |
751 | goto end; | |
752 | if (!TS_RESP_set_status_info(resp, si)) | |
753 | goto end; | |
754 | ||
755 | /* Setting encapsulated token. */ | |
756 | TS_RESP_set_tst_info(resp, token, tst_info); | |
757 | token = NULL; /* Ownership is lost. */ | |
758 | tst_info = NULL; /* Ownership is lost. */ | |
759 | ||
760 | ret = 1; | |
c7235be6 | 761 | end: |
10621efd MC |
762 | PKCS7_free(token); |
763 | TS_TST_INFO_free(tst_info); | |
764 | if (!ret) { | |
765 | TS_RESP_free(resp); | |
766 | resp = NULL; | |
767 | } | |
768 | TS_STATUS_INFO_free(si); | |
769 | return resp; | |
770 | } | |
771 | ||
772 | static TS_RESP *create_response(CONF *conf, const char *section, char *engine, | |
773 | char *queryfile, char *passin, char *inkey, | |
774 | char *signer, char *chain, const char *policy) | |
775 | { | |
776 | int ret = 0; | |
777 | TS_RESP *response = NULL; | |
778 | BIO *query_bio = NULL; | |
779 | TS_RESP_CTX *resp_ctx = NULL; | |
780 | ||
781 | if (!(query_bio = BIO_new_file(queryfile, "rb"))) | |
782 | goto end; | |
783 | ||
784 | /* Getting TSA configuration section. */ | |
785 | if (!(section = TS_CONF_get_tsa_section(conf, section))) | |
786 | goto end; | |
787 | ||
788 | /* Setting up response generation context. */ | |
789 | if (!(resp_ctx = TS_RESP_CTX_new())) | |
790 | goto end; | |
791 | ||
792 | /* Setting serial number provider callback. */ | |
793 | if (!TS_CONF_set_serial(conf, section, serial_cb, resp_ctx)) | |
794 | goto end; | |
70531c14 | 795 | #ifndef OPENSSL_NO_ENGINE |
10621efd MC |
796 | /* Setting default OpenSSL engine. */ |
797 | if (!TS_CONF_set_crypto_device(conf, section, engine)) | |
798 | goto end; | |
70531c14 | 799 | #endif |
c7235be6 | 800 | |
10621efd MC |
801 | /* Setting TSA signer certificate. */ |
802 | if (!TS_CONF_set_signer_cert(conf, section, signer, resp_ctx)) | |
803 | goto end; | |
c7235be6 | 804 | |
10621efd MC |
805 | /* Setting TSA signer certificate chain. */ |
806 | if (!TS_CONF_set_certs(conf, section, chain, resp_ctx)) | |
807 | goto end; | |
c7235be6 | 808 | |
10621efd MC |
809 | /* Setting TSA signer private key. */ |
810 | if (!TS_CONF_set_signer_key(conf, section, inkey, passin, resp_ctx)) | |
811 | goto end; | |
c7235be6 | 812 | |
10621efd MC |
813 | /* Setting default policy OID. */ |
814 | if (!TS_CONF_set_def_policy(conf, section, policy, resp_ctx)) | |
815 | goto end; | |
c7235be6 | 816 | |
10621efd MC |
817 | /* Setting acceptable policy OIDs. */ |
818 | if (!TS_CONF_set_policies(conf, section, resp_ctx)) | |
819 | goto end; | |
c7235be6 | 820 | |
10621efd MC |
821 | /* Setting the acceptable one-way hash algorithms. */ |
822 | if (!TS_CONF_set_digests(conf, section, resp_ctx)) | |
823 | goto end; | |
c7235be6 | 824 | |
10621efd MC |
825 | /* Setting guaranteed time stamp accuracy. */ |
826 | if (!TS_CONF_set_accuracy(conf, section, resp_ctx)) | |
827 | goto end; | |
c7235be6 | 828 | |
10621efd MC |
829 | /* Setting the precision of the time. */ |
830 | if (!TS_CONF_set_clock_precision_digits(conf, section, resp_ctx)) | |
831 | goto end; | |
c7235be6 | 832 | |
10621efd MC |
833 | /* Setting the ordering flaf if requested. */ |
834 | if (!TS_CONF_set_ordering(conf, section, resp_ctx)) | |
835 | goto end; | |
c7235be6 | 836 | |
10621efd MC |
837 | /* Setting the TSA name required flag if requested. */ |
838 | if (!TS_CONF_set_tsa_name(conf, section, resp_ctx)) | |
839 | goto end; | |
c7235be6 | 840 | |
10621efd MC |
841 | /* Setting the ESS cert id chain flag if requested. */ |
842 | if (!TS_CONF_set_ess_cert_id_chain(conf, section, resp_ctx)) | |
843 | goto end; | |
c7235be6 | 844 | |
10621efd MC |
845 | /* Creating the response. */ |
846 | if (!(response = TS_RESP_create_response(resp_ctx, query_bio))) | |
847 | goto end; | |
c7235be6 | 848 | |
10621efd | 849 | ret = 1; |
c7235be6 | 850 | end: |
10621efd MC |
851 | if (!ret) { |
852 | TS_RESP_free(response); | |
853 | response = NULL; | |
854 | } | |
855 | TS_RESP_CTX_free(resp_ctx); | |
856 | BIO_free_all(query_bio); | |
857 | ||
858 | return response; | |
859 | } | |
860 | ||
861 | static ASN1_INTEGER *MS_CALLBACK serial_cb(TS_RESP_CTX *ctx, void *data) | |
862 | { | |
863 | const char *serial_file = (const char *)data; | |
864 | ASN1_INTEGER *serial = next_serial(serial_file); | |
865 | ||
866 | if (!serial) { | |
867 | TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION, | |
868 | "Error during serial number " | |
869 | "generation."); | |
870 | TS_RESP_CTX_add_failure_info(ctx, TS_INFO_ADD_INFO_NOT_AVAILABLE); | |
871 | } else | |
872 | save_ts_serial(serial_file, serial); | |
873 | ||
874 | return serial; | |
875 | } | |
c7235be6 UM |
876 | |
877 | static ASN1_INTEGER *next_serial(const char *serialfile) | |
10621efd MC |
878 | { |
879 | int ret = 0; | |
880 | BIO *in = NULL; | |
881 | ASN1_INTEGER *serial = NULL; | |
882 | BIGNUM *bn = NULL; | |
883 | ||
884 | if (!(serial = ASN1_INTEGER_new())) | |
885 | goto err; | |
886 | ||
887 | if (!(in = BIO_new_file(serialfile, "r"))) { | |
888 | ERR_clear_error(); | |
889 | BIO_printf(bio_err, "Warning: could not open file %s for " | |
890 | "reading, using serial number: 1\n", serialfile); | |
891 | if (!ASN1_INTEGER_set(serial, 1)) | |
892 | goto err; | |
893 | } else { | |
894 | char buf[1024]; | |
895 | if (!a2i_ASN1_INTEGER(in, serial, buf, sizeof(buf))) { | |
896 | BIO_printf(bio_err, "unable to load number from %s\n", | |
897 | serialfile); | |
898 | goto err; | |
899 | } | |
900 | if (!(bn = ASN1_INTEGER_to_BN(serial, NULL))) | |
901 | goto err; | |
902 | ASN1_INTEGER_free(serial); | |
903 | serial = NULL; | |
904 | if (!BN_add_word(bn, 1)) | |
905 | goto err; | |
906 | if (!(serial = BN_to_ASN1_INTEGER(bn, NULL))) | |
907 | goto err; | |
908 | } | |
909 | ret = 1; | |
c7235be6 | 910 | err: |
10621efd MC |
911 | if (!ret) { |
912 | ASN1_INTEGER_free(serial); | |
913 | serial = NULL; | |
914 | } | |
915 | BIO_free_all(in); | |
916 | BN_free(bn); | |
917 | return serial; | |
918 | } | |
c7235be6 UM |
919 | |
920 | static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial) | |
10621efd MC |
921 | { |
922 | int ret = 0; | |
923 | BIO *out = NULL; | |
924 | ||
925 | if (!(out = BIO_new_file(serialfile, "w"))) | |
926 | goto err; | |
927 | if (i2a_ASN1_INTEGER(out, serial) <= 0) | |
928 | goto err; | |
929 | if (BIO_puts(out, "\n") <= 0) | |
930 | goto err; | |
931 | ret = 1; | |
c7235be6 | 932 | err: |
10621efd MC |
933 | if (!ret) |
934 | BIO_printf(bio_err, "could not save serial number to %s\n", | |
935 | serialfile); | |
936 | BIO_free_all(out); | |
937 | return ret; | |
938 | } | |
c7235be6 UM |
939 | |
940 | /* | |
941 | * Verify-related method definitions. | |
942 | */ | |
943 | ||
944 | static int verify_command(char *data, char *digest, char *queryfile, | |
10621efd MC |
945 | char *in, int token_in, |
946 | char *ca_path, char *ca_file, char *untrusted) | |
947 | { | |
948 | BIO *in_bio = NULL; | |
949 | PKCS7 *token = NULL; | |
950 | TS_RESP *response = NULL; | |
951 | TS_VERIFY_CTX *verify_ctx = NULL; | |
952 | int ret = 0; | |
953 | ||
954 | /* Decode the token (PKCS7) or response (TS_RESP) files. */ | |
955 | if (!(in_bio = BIO_new_file(in, "rb"))) | |
956 | goto end; | |
957 | if (token_in) { | |
958 | if (!(token = d2i_PKCS7_bio(in_bio, NULL))) | |
959 | goto end; | |
960 | } else { | |
961 | if (!(response = d2i_TS_RESP_bio(in_bio, NULL))) | |
962 | goto end; | |
963 | } | |
964 | ||
965 | if (!(verify_ctx = create_verify_ctx(data, digest, queryfile, | |
966 | ca_path, ca_file, untrusted))) | |
967 | goto end; | |
968 | ||
969 | /* Checking the token or response against the request. */ | |
970 | ret = token_in ? | |
971 | TS_RESP_verify_token(verify_ctx, token) : | |
972 | TS_RESP_verify_response(verify_ctx, response); | |
c7235be6 UM |
973 | |
974 | end: | |
10621efd MC |
975 | printf("Verification: "); |
976 | if (ret) | |
977 | printf("OK\n"); | |
978 | else { | |
979 | printf("FAILED\n"); | |
980 | /* Print errors, if there are any. */ | |
981 | ERR_print_errors(bio_err); | |
982 | } | |
983 | ||
984 | /* Clean up. */ | |
985 | BIO_free_all(in_bio); | |
986 | PKCS7_free(token); | |
987 | TS_RESP_free(response); | |
988 | TS_VERIFY_CTX_free(verify_ctx); | |
989 | return ret; | |
990 | } | |
991 | ||
992 | static TS_VERIFY_CTX *create_verify_ctx(char *data, char *digest, | |
993 | char *queryfile, | |
994 | char *ca_path, char *ca_file, | |
995 | char *untrusted) | |
996 | { | |
997 | TS_VERIFY_CTX *ctx = NULL; | |
998 | BIO *input = NULL; | |
999 | TS_REQ *request = NULL; | |
1000 | int ret = 0; | |
1001 | ||
1002 | if (data != NULL || digest != NULL) { | |
1003 | if (!(ctx = TS_VERIFY_CTX_new())) | |
1004 | goto err; | |
1005 | ctx->flags = TS_VFY_VERSION | TS_VFY_SIGNER; | |
1006 | if (data != NULL) { | |
1007 | ctx->flags |= TS_VFY_DATA; | |
1008 | if (!(ctx->data = BIO_new_file(data, "rb"))) | |
1009 | goto err; | |
1010 | } else if (digest != NULL) { | |
1011 | long imprint_len; | |
1012 | ctx->flags |= TS_VFY_IMPRINT; | |
1013 | if (!(ctx->imprint = string_to_hex(digest, &imprint_len))) { | |
1014 | BIO_printf(bio_err, "invalid digest string\n"); | |
1015 | goto err; | |
1016 | } | |
1017 | ctx->imprint_len = imprint_len; | |
1018 | } | |
1019 | ||
1020 | } else if (queryfile != NULL) { | |
1021 | /* | |
1022 | * The request has just to be read, decoded and converted to a verify | |
1023 | * context object. | |
1024 | */ | |
1025 | if (!(input = BIO_new_file(queryfile, "rb"))) | |
1026 | goto err; | |
1027 | if (!(request = d2i_TS_REQ_bio(input, NULL))) | |
1028 | goto err; | |
1029 | if (!(ctx = TS_REQ_to_TS_VERIFY_CTX(request, NULL))) | |
1030 | goto err; | |
1031 | } else | |
1032 | return NULL; | |
1033 | ||
1034 | /* Add the signature verification flag and arguments. */ | |
1035 | ctx->flags |= TS_VFY_SIGNATURE; | |
1036 | ||
1037 | /* Initialising the X509_STORE object. */ | |
1038 | if (!(ctx->store = create_cert_store(ca_path, ca_file))) | |
1039 | goto err; | |
1040 | ||
1041 | /* Loading untrusted certificates. */ | |
1042 | if (untrusted && !(ctx->certs = TS_CONF_load_certs(untrusted))) | |
1043 | goto err; | |
1044 | ||
1045 | ret = 1; | |
c7235be6 | 1046 | err: |
10621efd MC |
1047 | if (!ret) { |
1048 | TS_VERIFY_CTX_free(ctx); | |
1049 | ctx = NULL; | |
1050 | } | |
1051 | BIO_free_all(input); | |
1052 | TS_REQ_free(request); | |
1053 | return ctx; | |
1054 | } | |
c7235be6 UM |
1055 | |
1056 | static X509_STORE *create_cert_store(char *ca_path, char *ca_file) | |
10621efd MC |
1057 | { |
1058 | X509_STORE *cert_ctx = NULL; | |
1059 | X509_LOOKUP *lookup = NULL; | |
1060 | int i; | |
1061 | ||
1062 | /* Creating the X509_STORE object. */ | |
1063 | cert_ctx = X509_STORE_new(); | |
1064 | ||
1065 | /* Setting the callback for certificate chain verification. */ | |
1066 | X509_STORE_set_verify_cb(cert_ctx, verify_cb); | |
1067 | ||
1068 | /* Adding a trusted certificate directory source. */ | |
1069 | if (ca_path) { | |
1070 | lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir()); | |
1071 | if (lookup == NULL) { | |
1072 | BIO_printf(bio_err, "memory allocation failure\n"); | |
1073 | goto err; | |
1074 | } | |
1075 | i = X509_LOOKUP_add_dir(lookup, ca_path, X509_FILETYPE_PEM); | |
1076 | if (!i) { | |
1077 | BIO_printf(bio_err, "Error loading directory %s\n", ca_path); | |
1078 | goto err; | |
1079 | } | |
1080 | } | |
1081 | ||
1082 | /* Adding a trusted certificate file source. */ | |
1083 | if (ca_file) { | |
1084 | lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file()); | |
1085 | if (lookup == NULL) { | |
1086 | BIO_printf(bio_err, "memory allocation failure\n"); | |
1087 | goto err; | |
1088 | } | |
1089 | i = X509_LOOKUP_load_file(lookup, ca_file, X509_FILETYPE_PEM); | |
1090 | if (!i) { | |
1091 | BIO_printf(bio_err, "Error loading file %s\n", ca_file); | |
1092 | goto err; | |
1093 | } | |
1094 | } | |
1095 | ||
1096 | return cert_ctx; | |
c7235be6 | 1097 | err: |
10621efd MC |
1098 | X509_STORE_free(cert_ctx); |
1099 | return NULL; | |
1100 | } | |
c7235be6 UM |
1101 | |
1102 | static int MS_CALLBACK verify_cb(int ok, X509_STORE_CTX *ctx) | |
10621efd | 1103 | { |
cda8845d MC |
1104 | /*- |
1105 | char buf[256]; | |
1106 | ||
1107 | if (!ok) | |
1108 | { | |
1109 | X509_NAME_oneline(X509_get_subject_name(ctx->current_cert), | |
1110 | buf, sizeof(buf)); | |
1111 | printf("%s\n", buf); | |
1112 | printf("error %d at %d depth lookup: %s\n", | |
1113 | ctx->error, ctx->error_depth, | |
1114 | X509_verify_cert_error_string(ctx->error)); | |
1115 | } | |
1116 | */ | |
10621efd MC |
1117 | |
1118 | return ok; | |
1119 | } |