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0f113f3e MC |
1 | /* |
2 | * Written by Zoltan Glozik (zglozik@stones.com) for the OpenSSL project | |
3 | * 2002. | |
c7235be6 UM |
4 | */ |
5 | /* ==================================================================== | |
6 | * Copyright (c) 2001 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 | |
0f113f3e | 13 | * notice, this list of conditions and the following disclaimer. |
c7235be6 UM |
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 <stdio.h> | |
60 | #include <stdlib.h> | |
61 | #include <string.h> | |
62 | #include "apps.h" | |
63 | #include <openssl/bio.h> | |
64 | #include <openssl/err.h> | |
65 | #include <openssl/pem.h> | |
66 | #include <openssl/rand.h> | |
67 | #include <openssl/ts.h> | |
1e26a8ba | 68 | #include <openssl/bn.h> |
c7235be6 | 69 | |
18cd23df | 70 | /* Request nonce length, in bits (must be a multiple of 8). */ |
0f113f3e | 71 | #define NONCE_LENGTH 64 |
c7235be6 | 72 | |
18cd23df | 73 | /* Name of config entry that defines the OID file. */ |
0f113f3e | 74 | #define ENV_OID_FILE "oid_file" |
c7235be6 | 75 | |
18cd23df RS |
76 | /* Is |EXACTLY_ONE| of three pointers set? */ |
77 | #define EXACTLY_ONE(a, b, c) \ | |
78 | (( a && !b && !c) || \ | |
79 | ( b && !a && !c) || \ | |
80 | ( c && !a && !b)) | |
c7235be6 UM |
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, | |
0f113f3e MC |
87 | const EVP_MD *md, const char *policy, int no_nonce, |
88 | int cert, const char *in, const char *out, int text); | |
c7235be6 | 89 | static TS_REQ *create_query(BIO *data_bio, char *digest, const EVP_MD *md, |
0f113f3e | 90 | const char *policy, int no_nonce, int cert); |
c7235be6 | 91 | static int create_digest(BIO *input, char *digest, |
0f113f3e | 92 | const EVP_MD *md, unsigned char **md_value); |
c7235be6 UM |
93 | static ASN1_INTEGER *create_nonce(int bits); |
94 | ||
95 | /* Reply related functions. */ | |
0f113f3e MC |
96 | static int reply_command(CONF *conf, char *section, char *engine, |
97 | char *queryfile, char *passin, char *inkey, | |
e20b4727 DSH |
98 | const EVP_MD *md, char *signer, char *chain, |
99 | const char *policy, char *in, int token_in, | |
100 | char *out, int token_out, int text); | |
c7235be6 UM |
101 | static TS_RESP *read_PKCS7(BIO *in_bio); |
102 | static TS_RESP *create_response(CONF *conf, const char *section, char *engine, | |
7e1b7485 | 103 | char *queryfile, char *passin, |
e20b4727 DSH |
104 | char *inkey, const EVP_MD *md, char *signer, |
105 | char *chain, const char *policy); | |
0f113f3e | 106 | static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data); |
c7235be6 UM |
107 | static ASN1_INTEGER *next_serial(const char *serialfile); |
108 | static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial); | |
109 | ||
110 | /* Verify related functions. */ | |
111 | static int verify_command(char *data, char *digest, char *queryfile, | |
0f113f3e | 112 | char *in, int token_in, |
7e1b7485 | 113 | char *CApath, char *CAfile, char *untrusted); |
0f113f3e MC |
114 | static TS_VERIFY_CTX *create_verify_ctx(char *data, char *digest, |
115 | char *queryfile, | |
7e1b7485 | 116 | char *CApath, char *CAfile, |
0f113f3e | 117 | char *untrusted); |
7e1b7485 | 118 | static X509_STORE *create_cert_store(char *CApath, char *CAfile); |
6d23cf97 | 119 | static int verify_cb(int ok, X509_STORE_CTX *ctx); |
c7235be6 | 120 | |
7e1b7485 RS |
121 | typedef enum OPTION_choice { |
122 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, | |
123 | OPT_ENGINE, OPT_CONFIG, OPT_SECTION, OPT_QUERY, OPT_DATA, | |
124 | OPT_DIGEST, OPT_RAND, OPT_POLICY, OPT_NO_NONCE, OPT_CERT, | |
125 | OPT_IN, OPT_TOKEN_IN, OPT_OUT, OPT_TOKEN_OUT, OPT_TEXT, | |
126 | OPT_REPLY, OPT_QUERYFILE, OPT_PASSIN, OPT_INKEY, OPT_SIGNER, | |
127 | OPT_CHAIN, OPT_VERIFY, OPT_CAPATH, OPT_CAFILE, OPT_UNTRUSTED, | |
128 | OPT_MD | |
129 | } OPTION_CHOICE; | |
130 | ||
131 | OPTIONS ts_options[] = { | |
132 | {"help", OPT_HELP, '-', "Display this summary"}, | |
133 | {"config", OPT_CONFIG, '<', "Configuration file"}, | |
134 | {"section", OPT_SECTION, 's', "Section to use within config file"}, | |
135 | {"query", OPT_QUERY, '-', "Generate a TS query"}, | |
136 | {"data", OPT_DATA, '<', "File to hash"}, | |
137 | {"digest", OPT_DIGEST, 's', "Digest (as a hex string)"}, | |
138 | {"rand", OPT_RAND, 's', | |
139 | "Load the file(s) into the random number generator"}, | |
140 | {"policy", OPT_POLICY, 's', "Policy OID to use"}, | |
141 | {"no_nonce", OPT_NO_NONCE, '-', "Do not include a nonce"}, | |
142 | {"cert", OPT_CERT, '-', "Put cert request into query"}, | |
143 | {"in", OPT_IN, '<', "Input file"}, | |
144 | {"token_in", OPT_TOKEN_IN, '-', "Input is a PKCS#7 file"}, | |
145 | {"out", OPT_OUT, '>', "Output file"}, | |
146 | {"token_out", OPT_TOKEN_OUT, '-', "Output is a PKCS#7 file"}, | |
147 | {"text", OPT_TEXT, '-', "Output text (not DER)"}, | |
148 | {"reply", OPT_REPLY, '-', "Generate a TS reply"}, | |
149 | {"queryfile", OPT_QUERYFILE, '<', "File containing a TS query"}, | |
150 | {"passin", OPT_PASSIN, 's'}, | |
151 | {"inkey", OPT_INKEY, '<', "File with private key for reply"}, | |
152 | {"signer", OPT_SIGNER, 's'}, | |
153 | {"chain", OPT_CHAIN, '<', "File with signer CA chain"}, | |
154 | {"verify", OPT_VERIFY, '-', "Verify a TS response"}, | |
155 | {"CApath", OPT_CAPATH, '/', "Path to trusted CA files"}, | |
156 | {"CAfile", OPT_CAFILE, '<', "File with trusted CA certs"}, | |
157 | {"untrusted", OPT_UNTRUSTED, '<', "File with untrusted certs"}, | |
9c3bcfa0 | 158 | {"", OPT_MD, '-', "Any supported digest"}, |
7e1b7485 RS |
159 | #ifndef OPENSSL_NO_ENGINE |
160 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
161 | #endif | |
7e1b7485 RS |
162 | {NULL} |
163 | }; | |
c7235be6 | 164 | |
7e1b7485 RS |
165 | /* |
166 | * This comand is so complex, special help is needed. | |
167 | */ | |
168 | static char* opt_helplist[] = { | |
169 | "Typical uses:", | |
170 | "ts -query [-rand file...] [-config file] [-data file]", | |
171 | " [-digest hexstring] [-policy oid] [-no_nonce] [-cert]", | |
172 | " [-in file] [-out file] [-text]", | |
173 | " or", | |
174 | "ts -reply [-config file] [-section tsa_section]", | |
175 | " [-queryfile file] [-passin password]", | |
176 | " [-signer tsa_cert.pem] [-inkey private_key.pem]", | |
177 | " [-chain certs_file.pem] [-policy oid]", | |
178 | " [-in file] [-token_in] [-out file] [-token_out]", | |
179 | #ifndef OPENSSL_NO_ENGINE | |
180 | " [-text]", | |
181 | #else | |
182 | " [-text] [-engine id]", | |
183 | #endif | |
184 | " or", | |
185 | "ts -verify -CApath dir -CAfile file.pem -untrusted file.pem", | |
186 | " [-data file] [-digest hexstring]", | |
187 | " [-queryfile file] -in file [-token_in]", | |
188 | NULL, | |
189 | }; | |
190 | ||
191 | int ts_main(int argc, char **argv) | |
0f113f3e | 192 | { |
0f113f3e | 193 | CONF *conf = NULL; |
7e1b7485 | 194 | char *CAfile = NULL, *untrusted = NULL, *engine = NULL, *prog, **helpp; |
cc01d217 RS |
195 | char *configfile = default_config_file; |
196 | char *section = NULL, *password = NULL; | |
7e1b7485 RS |
197 | char *data = NULL, *digest = NULL, *rnd = NULL, *policy = NULL; |
198 | char *in = NULL, *out = NULL, *queryfile = NULL, *passin = NULL; | |
199 | char *inkey = NULL, *signer = NULL, *chain = NULL, *CApath = NULL; | |
0f113f3e | 200 | const EVP_MD *md = NULL; |
7e1b7485 RS |
201 | OPTION_CHOICE o, mode = OPT_ERR; |
202 | int ret = 1, no_nonce = 0, cert = 0, text = 0; | |
0f113f3e MC |
203 | /* Input is ContentInfo instead of TimeStampResp. */ |
204 | int token_in = 0; | |
205 | /* Output is ContentInfo instead of TimeStampResp. */ | |
206 | int token_out = 0; | |
0f113f3e | 207 | |
7e1b7485 RS |
208 | prog = opt_init(argc, argv, ts_options); |
209 | while ((o = opt_next()) != OPT_EOF) { | |
210 | switch (o) { | |
211 | case OPT_EOF: | |
212 | case OPT_ERR: | |
213 | opthelp: | |
214 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); | |
215 | goto end; | |
216 | case OPT_HELP: | |
217 | opt_help(ts_options); | |
218 | for (helpp = opt_helplist; *helpp; ++helpp) | |
219 | BIO_printf(bio_err, "%s\n", *helpp); | |
220 | ret = 0; | |
221 | goto end; | |
222 | case OPT_CONFIG: | |
223 | configfile = opt_arg(); | |
224 | break; | |
225 | case OPT_SECTION: | |
226 | section = opt_arg(); | |
227 | break; | |
228 | case OPT_QUERY: | |
229 | case OPT_REPLY: | |
230 | case OPT_VERIFY: | |
231 | if (mode != OPT_ERR) | |
232 | goto opthelp; | |
233 | mode = o; | |
234 | break; | |
235 | case OPT_DATA: | |
236 | data = opt_arg(); | |
237 | break; | |
238 | case OPT_DIGEST: | |
239 | digest = opt_arg(); | |
240 | break; | |
241 | case OPT_RAND: | |
242 | rnd = opt_arg(); | |
243 | break; | |
244 | case OPT_POLICY: | |
245 | policy = opt_arg(); | |
246 | break; | |
247 | case OPT_NO_NONCE: | |
0f113f3e | 248 | no_nonce = 1; |
7e1b7485 RS |
249 | break; |
250 | case OPT_CERT: | |
0f113f3e | 251 | cert = 1; |
7e1b7485 RS |
252 | break; |
253 | case OPT_IN: | |
254 | in = opt_arg(); | |
255 | break; | |
256 | case OPT_TOKEN_IN: | |
0f113f3e | 257 | token_in = 1; |
7e1b7485 RS |
258 | break; |
259 | case OPT_OUT: | |
260 | out = opt_arg(); | |
261 | break; | |
262 | case OPT_TOKEN_OUT: | |
0f113f3e | 263 | token_out = 1; |
7e1b7485 RS |
264 | break; |
265 | case OPT_TEXT: | |
0f113f3e | 266 | text = 1; |
7e1b7485 RS |
267 | break; |
268 | case OPT_QUERYFILE: | |
269 | queryfile = opt_arg(); | |
270 | break; | |
271 | case OPT_PASSIN: | |
272 | passin = opt_arg(); | |
273 | break; | |
274 | case OPT_INKEY: | |
275 | inkey = opt_arg(); | |
276 | break; | |
277 | case OPT_SIGNER: | |
278 | signer = opt_arg(); | |
279 | break; | |
280 | case OPT_CHAIN: | |
281 | chain = opt_arg(); | |
282 | break; | |
283 | case OPT_CAPATH: | |
284 | CApath = opt_arg(); | |
285 | break; | |
286 | case OPT_CAFILE: | |
287 | CAfile = opt_arg(); | |
288 | break; | |
289 | case OPT_UNTRUSTED: | |
290 | untrusted = opt_arg(); | |
291 | break; | |
292 | case OPT_ENGINE: | |
293 | engine = opt_arg(); | |
294 | break; | |
295 | case OPT_MD: | |
296 | if (!opt_md(opt_unknown(), &md)) | |
297 | goto opthelp; | |
298 | break; | |
299 | } | |
0f113f3e | 300 | } |
7e1b7485 RS |
301 | argc = opt_num_rest(); |
302 | argv = opt_rest(); | |
303 | if (mode == OPT_ERR || argc != 0) | |
304 | goto opthelp; | |
0f113f3e MC |
305 | |
306 | /* Seed the random number generator if it is going to be used. */ | |
7e1b7485 RS |
307 | if (mode == OPT_QUERY && !no_nonce) { |
308 | if (!app_RAND_load_file(NULL, 1) && rnd == NULL) | |
0f113f3e MC |
309 | BIO_printf(bio_err, "warning, not much extra random " |
310 | "data, consider using the -rand option\n"); | |
311 | if (rnd != NULL) | |
312 | BIO_printf(bio_err, "%ld semi-random bytes loaded\n", | |
313 | app_RAND_load_files(rnd)); | |
314 | } | |
315 | ||
7e1b7485 RS |
316 | if (mode == OPT_REPLY && passin && |
317 | !app_passwd(passin, NULL, &password, NULL)) { | |
0f113f3e | 318 | BIO_printf(bio_err, "Error getting password.\n"); |
7e1b7485 | 319 | goto end; |
0f113f3e MC |
320 | } |
321 | ||
296f54ee RL |
322 | conf = load_config_file(configfile); |
323 | if (!app_load_modules(conf)) | |
324 | goto end; | |
325 | ||
18cd23df | 326 | /* Check parameter consistency and execute the appropriate function. */ |
0f113f3e | 327 | switch (mode) { |
7e1b7485 RS |
328 | default: |
329 | case OPT_ERR: | |
330 | goto opthelp; | |
331 | case OPT_QUERY: | |
18cd23df | 332 | if ((data != NULL) && (digest != NULL)) |
7e1b7485 | 333 | goto opthelp; |
0f113f3e MC |
334 | ret = !query_command(data, digest, md, policy, no_nonce, cert, |
335 | in, out, text); | |
336 | break; | |
7e1b7485 | 337 | case OPT_REPLY: |
18cd23df RS |
338 | if ((in != NULL) && (queryfile != NULL)) |
339 | goto opthelp; | |
0f113f3e | 340 | if (in == NULL) { |
18cd23df | 341 | if ((conf == NULL) || (token_in != 0)) |
7e1b7485 | 342 | goto opthelp; |
0f113f3e | 343 | } |
0f113f3e | 344 | ret = !reply_command(conf, section, engine, queryfile, |
e20b4727 | 345 | password, inkey, md, signer, chain, policy, |
0f113f3e MC |
346 | in, token_in, out, token_out, text); |
347 | break; | |
7e1b7485 | 348 | case OPT_VERIFY: |
18cd23df | 349 | if ((in == NULL) || !EXACTLY_ONE(queryfile, data, digest)) |
7e1b7485 | 350 | goto opthelp; |
0f113f3e | 351 | ret = !verify_command(data, digest, queryfile, in, token_in, |
7e1b7485 | 352 | CApath, CAfile, untrusted); |
0f113f3e MC |
353 | } |
354 | ||
7e1b7485 | 355 | end: |
7e1b7485 | 356 | app_RAND_write_file(NULL); |
0f113f3e MC |
357 | NCONF_free(conf); |
358 | OPENSSL_free(password); | |
359 | OBJ_cleanup(); | |
7e1b7485 | 360 | return (ret); |
0f113f3e | 361 | } |
c7235be6 UM |
362 | |
363 | /* | |
364 | * Configuration file-related function definitions. | |
365 | */ | |
366 | ||
367 | static ASN1_OBJECT *txt2obj(const char *oid) | |
0f113f3e MC |
368 | { |
369 | ASN1_OBJECT *oid_obj = NULL; | |
c7235be6 | 370 | |
75ebbd9a | 371 | if ((oid_obj = OBJ_txt2obj(oid, 0)) == NULL) |
0f113f3e | 372 | BIO_printf(bio_err, "cannot convert %s to OID\n", oid); |
c7235be6 | 373 | |
0f113f3e MC |
374 | return oid_obj; |
375 | } | |
c7235be6 UM |
376 | |
377 | static CONF *load_config_file(const char *configfile) | |
0f113f3e | 378 | { |
cc01d217 | 379 | CONF *conf = app_load_config(configfile); |
0f113f3e MC |
380 | |
381 | if (conf != NULL) { | |
382 | const char *p; | |
383 | ||
384 | BIO_printf(bio_err, "Using configuration from %s\n", configfile); | |
385 | p = NCONF_get_string(conf, NULL, ENV_OID_FILE); | |
386 | if (p != NULL) { | |
387 | BIO *oid_bio = BIO_new_file(p, "r"); | |
388 | if (!oid_bio) | |
389 | ERR_print_errors(bio_err); | |
390 | else { | |
391 | OBJ_create_objects(oid_bio); | |
392 | BIO_free_all(oid_bio); | |
393 | } | |
394 | } else | |
395 | ERR_clear_error(); | |
7e1b7485 | 396 | if (!add_oid_section(conf)) |
0f113f3e MC |
397 | ERR_print_errors(bio_err); |
398 | } | |
399 | return conf; | |
400 | } | |
c7235be6 UM |
401 | |
402 | /* | |
403 | * Query-related method definitions. | |
404 | */ | |
c7235be6 | 405 | static int query_command(const char *data, char *digest, const EVP_MD *md, |
0f113f3e MC |
406 | const char *policy, int no_nonce, |
407 | int cert, const char *in, const char *out, int text) | |
408 | { | |
409 | int ret = 0; | |
410 | TS_REQ *query = NULL; | |
411 | BIO *in_bio = NULL; | |
412 | BIO *data_bio = NULL; | |
413 | BIO *out_bio = NULL; | |
414 | ||
18cd23df | 415 | /* Build query object. */ |
0f113f3e | 416 | if (in != NULL) { |
bdd58d98 | 417 | if ((in_bio = bio_open_default(in, 'r', FORMAT_ASN1)) == NULL) |
0f113f3e MC |
418 | goto end; |
419 | query = d2i_TS_REQ_bio(in_bio, NULL); | |
420 | } else { | |
75ebbd9a | 421 | if (digest == NULL |
bdd58d98 | 422 | && (data_bio = bio_open_default(data, 'r', FORMAT_ASN1)) == NULL) |
0f113f3e | 423 | goto end; |
0f113f3e | 424 | query = create_query(data_bio, digest, md, policy, no_nonce, cert); |
0f113f3e MC |
425 | } |
426 | if (query == NULL) | |
427 | goto end; | |
428 | ||
0f113f3e | 429 | if (text) { |
bdd58d98 RL |
430 | if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL) |
431 | goto end; | |
0f113f3e MC |
432 | if (!TS_REQ_print_bio(out_bio, query)) |
433 | goto end; | |
434 | } else { | |
bdd58d98 RL |
435 | if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL) |
436 | goto end; | |
0f113f3e MC |
437 | if (!i2d_TS_REQ_bio(out_bio, query)) |
438 | goto end; | |
439 | } | |
440 | ||
441 | ret = 1; | |
c7235be6 UM |
442 | |
443 | end: | |
0f113f3e | 444 | ERR_print_errors(bio_err); |
0f113f3e MC |
445 | BIO_free_all(in_bio); |
446 | BIO_free_all(data_bio); | |
447 | BIO_free_all(out_bio); | |
448 | TS_REQ_free(query); | |
0f113f3e MC |
449 | return ret; |
450 | } | |
c7235be6 | 451 | |
c7235be6 | 452 | static TS_REQ *create_query(BIO *data_bio, char *digest, const EVP_MD *md, |
0f113f3e MC |
453 | const char *policy, int no_nonce, int cert) |
454 | { | |
455 | int ret = 0; | |
456 | TS_REQ *ts_req = NULL; | |
457 | int len; | |
458 | TS_MSG_IMPRINT *msg_imprint = NULL; | |
459 | X509_ALGOR *algo = NULL; | |
460 | unsigned char *data = NULL; | |
461 | ASN1_OBJECT *policy_obj = NULL; | |
462 | ASN1_INTEGER *nonce_asn1 = NULL; | |
463 | ||
75ebbd9a | 464 | if (md == NULL && (md = EVP_get_digestbyname("sha1")) == NULL) |
0f113f3e | 465 | goto err; |
75ebbd9a | 466 | if ((ts_req = TS_REQ_new()) == NULL) |
0f113f3e | 467 | goto err; |
0f113f3e MC |
468 | if (!TS_REQ_set_version(ts_req, 1)) |
469 | goto err; | |
75ebbd9a | 470 | if ((msg_imprint = TS_MSG_IMPRINT_new()) == NULL) |
0f113f3e | 471 | goto err; |
75ebbd9a | 472 | if ((algo = X509_ALGOR_new()) == NULL) |
0f113f3e | 473 | goto err; |
75ebbd9a | 474 | if ((algo->algorithm = OBJ_nid2obj(EVP_MD_type(md))) == NULL) |
0f113f3e | 475 | goto err; |
75ebbd9a | 476 | if ((algo->parameter = ASN1_TYPE_new()) == NULL) |
0f113f3e MC |
477 | goto err; |
478 | algo->parameter->type = V_ASN1_NULL; | |
479 | if (!TS_MSG_IMPRINT_set_algo(msg_imprint, algo)) | |
480 | goto err; | |
0f113f3e MC |
481 | if ((len = create_digest(data_bio, digest, md, &data)) == 0) |
482 | goto err; | |
483 | if (!TS_MSG_IMPRINT_set_msg(msg_imprint, data, len)) | |
484 | goto err; | |
0f113f3e MC |
485 | if (!TS_REQ_set_msg_imprint(ts_req, msg_imprint)) |
486 | goto err; | |
75ebbd9a | 487 | if (policy && (policy_obj = txt2obj(policy)) == NULL) |
0f113f3e MC |
488 | goto err; |
489 | if (policy_obj && !TS_REQ_set_policy_id(ts_req, policy_obj)) | |
490 | goto err; | |
491 | ||
492 | /* Setting nonce if requested. */ | |
75ebbd9a | 493 | if (!no_nonce && (nonce_asn1 = create_nonce(NONCE_LENGTH)) == NULL) |
0f113f3e MC |
494 | goto err; |
495 | if (nonce_asn1 && !TS_REQ_set_nonce(ts_req, nonce_asn1)) | |
496 | goto err; | |
0f113f3e MC |
497 | if (!TS_REQ_set_cert_req(ts_req, cert)) |
498 | goto err; | |
499 | ||
500 | ret = 1; | |
c7235be6 | 501 | err: |
0f113f3e MC |
502 | if (!ret) { |
503 | TS_REQ_free(ts_req); | |
504 | ts_req = NULL; | |
505 | BIO_printf(bio_err, "could not create query\n"); | |
18cd23df | 506 | ERR_print_errors(bio_err); |
0f113f3e MC |
507 | } |
508 | TS_MSG_IMPRINT_free(msg_imprint); | |
509 | X509_ALGOR_free(algo); | |
510 | OPENSSL_free(data); | |
511 | ASN1_OBJECT_free(policy_obj); | |
512 | ASN1_INTEGER_free(nonce_asn1); | |
513 | return ts_req; | |
514 | } | |
c7235be6 UM |
515 | |
516 | static int create_digest(BIO *input, char *digest, const EVP_MD *md, | |
0f113f3e MC |
517 | unsigned char **md_value) |
518 | { | |
519 | int md_value_len; | |
520 | ||
521 | md_value_len = EVP_MD_size(md); | |
522 | if (md_value_len < 0) | |
18cd23df RS |
523 | return 0; |
524 | ||
0f113f3e | 525 | if (input) { |
bfb0641f | 526 | EVP_MD_CTX *md_ctx = EVP_MD_CTX_new(); |
0f113f3e MC |
527 | unsigned char buffer[4096]; |
528 | int length; | |
529 | ||
6e59a892 RL |
530 | if (md_ctx == NULL) |
531 | return 0; | |
68dc6824 | 532 | *md_value = app_malloc(md_value_len, "digest buffer"); |
6e59a892 | 533 | EVP_DigestInit(md_ctx, md); |
0f113f3e | 534 | while ((length = BIO_read(input, buffer, sizeof(buffer))) > 0) { |
6e59a892 | 535 | EVP_DigestUpdate(md_ctx, buffer, length); |
0f113f3e | 536 | } |
6e59a892 | 537 | if (!EVP_DigestFinal(md_ctx, *md_value, NULL)) { |
bfb0641f | 538 | EVP_MD_CTX_free(md_ctx); |
0f113f3e | 539 | return 0; |
6e59a892 | 540 | } |
bfb0641f | 541 | EVP_MD_CTX_free(md_ctx); |
0f113f3e | 542 | } else { |
0f113f3e MC |
543 | long digest_len; |
544 | *md_value = string_to_hex(digest, &digest_len); | |
545 | if (!*md_value || md_value_len != digest_len) { | |
546 | OPENSSL_free(*md_value); | |
547 | *md_value = NULL; | |
548 | BIO_printf(bio_err, "bad digest, %d bytes " | |
549 | "must be specified\n", md_value_len); | |
18cd23df | 550 | return 0; |
0f113f3e MC |
551 | } |
552 | } | |
0f113f3e | 553 | return md_value_len; |
0f113f3e | 554 | } |
c7235be6 UM |
555 | |
556 | static ASN1_INTEGER *create_nonce(int bits) | |
0f113f3e MC |
557 | { |
558 | unsigned char buf[20]; | |
559 | ASN1_INTEGER *nonce = NULL; | |
560 | int len = (bits - 1) / 8 + 1; | |
561 | int i; | |
562 | ||
0f113f3e MC |
563 | if (len > (int)sizeof(buf)) |
564 | goto err; | |
565 | if (RAND_bytes(buf, len) <= 0) | |
566 | goto err; | |
567 | ||
568 | /* Find the first non-zero byte and creating ASN1_INTEGER object. */ | |
75ebbd9a RS |
569 | for (i = 0; i < len && !buf[i]; ++i) |
570 | continue; | |
571 | if ((nonce = ASN1_INTEGER_new()) == NULL) | |
0f113f3e MC |
572 | goto err; |
573 | OPENSSL_free(nonce->data); | |
0f113f3e | 574 | nonce->length = len - i; |
68dc6824 | 575 | nonce->data = app_malloc(nonce->length + 1, "nonce buffer"); |
0f113f3e | 576 | memcpy(nonce->data, buf + i, nonce->length); |
0f113f3e | 577 | return nonce; |
18cd23df | 578 | |
c7235be6 | 579 | err: |
0f113f3e MC |
580 | BIO_printf(bio_err, "could not create nonce\n"); |
581 | ASN1_INTEGER_free(nonce); | |
582 | return NULL; | |
583 | } | |
584 | ||
c7235be6 UM |
585 | /* |
586 | * Reply-related method definitions. | |
587 | */ | |
588 | ||
0f113f3e MC |
589 | static int reply_command(CONF *conf, char *section, char *engine, |
590 | char *queryfile, char *passin, char *inkey, | |
e20b4727 DSH |
591 | const EVP_MD *md, char *signer, char *chain, |
592 | const char *policy, char *in, int token_in, | |
0f113f3e MC |
593 | char *out, int token_out, int text) |
594 | { | |
595 | int ret = 0; | |
596 | TS_RESP *response = NULL; | |
597 | BIO *in_bio = NULL; | |
598 | BIO *query_bio = NULL; | |
599 | BIO *inkey_bio = NULL; | |
600 | BIO *signer_bio = NULL; | |
601 | BIO *out_bio = NULL; | |
602 | ||
0f113f3e MC |
603 | if (in != NULL) { |
604 | if ((in_bio = BIO_new_file(in, "rb")) == NULL) | |
605 | goto end; | |
606 | if (token_in) { | |
0f113f3e MC |
607 | response = read_PKCS7(in_bio); |
608 | } else { | |
0f113f3e MC |
609 | response = d2i_TS_RESP_bio(in_bio, NULL); |
610 | } | |
611 | } else { | |
612 | response = create_response(conf, section, engine, queryfile, | |
e20b4727 | 613 | passin, inkey, md, signer, chain, policy); |
0f113f3e MC |
614 | if (response) |
615 | BIO_printf(bio_err, "Response has been generated.\n"); | |
616 | else | |
617 | BIO_printf(bio_err, "Response is not generated.\n"); | |
618 | } | |
619 | if (response == NULL) | |
620 | goto end; | |
621 | ||
18cd23df | 622 | /* Write response. */ |
0f113f3e | 623 | if (text) { |
bdd58d98 RL |
624 | if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL) |
625 | goto end; | |
0f113f3e MC |
626 | if (token_out) { |
627 | TS_TST_INFO *tst_info = TS_RESP_get_tst_info(response); | |
628 | if (!TS_TST_INFO_print_bio(out_bio, tst_info)) | |
629 | goto end; | |
630 | } else { | |
631 | if (!TS_RESP_print_bio(out_bio, response)) | |
632 | goto end; | |
633 | } | |
634 | } else { | |
bdd58d98 RL |
635 | if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL) |
636 | goto end; | |
0f113f3e MC |
637 | if (token_out) { |
638 | PKCS7 *token = TS_RESP_get_token(response); | |
639 | if (!i2d_PKCS7_bio(out_bio, token)) | |
640 | goto end; | |
641 | } else { | |
642 | if (!i2d_TS_RESP_bio(out_bio, response)) | |
643 | goto end; | |
644 | } | |
645 | } | |
646 | ||
647 | ret = 1; | |
c7235be6 UM |
648 | |
649 | end: | |
0f113f3e | 650 | ERR_print_errors(bio_err); |
0f113f3e MC |
651 | BIO_free_all(in_bio); |
652 | BIO_free_all(query_bio); | |
653 | BIO_free_all(inkey_bio); | |
654 | BIO_free_all(signer_bio); | |
655 | BIO_free_all(out_bio); | |
656 | TS_RESP_free(response); | |
0f113f3e MC |
657 | return ret; |
658 | } | |
c7235be6 UM |
659 | |
660 | /* Reads a PKCS7 token and adds default 'granted' status info to it. */ | |
661 | static TS_RESP *read_PKCS7(BIO *in_bio) | |
0f113f3e MC |
662 | { |
663 | int ret = 0; | |
664 | PKCS7 *token = NULL; | |
665 | TS_TST_INFO *tst_info = NULL; | |
666 | TS_RESP *resp = NULL; | |
667 | TS_STATUS_INFO *si = NULL; | |
668 | ||
75ebbd9a | 669 | if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL) |
0f113f3e | 670 | goto end; |
75ebbd9a | 671 | if ((tst_info = PKCS7_to_TS_TST_INFO(token)) == NULL) |
0f113f3e | 672 | goto end; |
75ebbd9a | 673 | if ((resp = TS_RESP_new()) == NULL) |
0f113f3e | 674 | goto end; |
75ebbd9a | 675 | if ((si = TS_STATUS_INFO_new()) == NULL) |
0f113f3e | 676 | goto end; |
ca4a494c | 677 | if (!TS_STATUS_INFO_set_status(si, TS_STATUS_GRANTED)) |
0f113f3e MC |
678 | goto end; |
679 | if (!TS_RESP_set_status_info(resp, si)) | |
680 | goto end; | |
0f113f3e MC |
681 | TS_RESP_set_tst_info(resp, token, tst_info); |
682 | token = NULL; /* Ownership is lost. */ | |
683 | tst_info = NULL; /* Ownership is lost. */ | |
0f113f3e | 684 | ret = 1; |
18cd23df | 685 | |
c7235be6 | 686 | end: |
0f113f3e MC |
687 | PKCS7_free(token); |
688 | TS_TST_INFO_free(tst_info); | |
689 | if (!ret) { | |
690 | TS_RESP_free(resp); | |
691 | resp = NULL; | |
692 | } | |
693 | TS_STATUS_INFO_free(si); | |
694 | return resp; | |
695 | } | |
696 | ||
697 | static TS_RESP *create_response(CONF *conf, const char *section, char *engine, | |
7e1b7485 | 698 | char *queryfile, char *passin, |
e20b4727 DSH |
699 | char *inkey, const EVP_MD *md, char *signer, |
700 | char *chain, const char *policy) | |
0f113f3e MC |
701 | { |
702 | int ret = 0; | |
703 | TS_RESP *response = NULL; | |
704 | BIO *query_bio = NULL; | |
705 | TS_RESP_CTX *resp_ctx = NULL; | |
706 | ||
75ebbd9a | 707 | if ((query_bio = BIO_new_file(queryfile, "rb")) == NULL) |
0f113f3e | 708 | goto end; |
75ebbd9a | 709 | if ((section = TS_CONF_get_tsa_section(conf, section)) == NULL) |
0f113f3e | 710 | goto end; |
75ebbd9a | 711 | if ((resp_ctx = TS_RESP_CTX_new()) == NULL) |
0f113f3e | 712 | goto end; |
0f113f3e MC |
713 | if (!TS_CONF_set_serial(conf, section, serial_cb, resp_ctx)) |
714 | goto end; | |
70531c14 | 715 | #ifndef OPENSSL_NO_ENGINE |
0f113f3e MC |
716 | if (!TS_CONF_set_crypto_device(conf, section, engine)) |
717 | goto end; | |
70531c14 | 718 | #endif |
0f113f3e MC |
719 | if (!TS_CONF_set_signer_cert(conf, section, signer, resp_ctx)) |
720 | goto end; | |
0f113f3e MC |
721 | if (!TS_CONF_set_certs(conf, section, chain, resp_ctx)) |
722 | goto end; | |
0f113f3e MC |
723 | if (!TS_CONF_set_signer_key(conf, section, inkey, passin, resp_ctx)) |
724 | goto end; | |
e20b4727 DSH |
725 | |
726 | if (md) { | |
727 | if (!TS_RESP_CTX_set_signer_digest(resp_ctx, md)) | |
728 | goto end; | |
729 | } else if (!TS_CONF_set_signer_digest(conf, section, NULL, resp_ctx)) { | |
730 | goto end; | |
731 | } | |
732 | ||
0f113f3e MC |
733 | if (!TS_CONF_set_def_policy(conf, section, policy, resp_ctx)) |
734 | goto end; | |
0f113f3e MC |
735 | if (!TS_CONF_set_policies(conf, section, resp_ctx)) |
736 | goto end; | |
0f113f3e MC |
737 | if (!TS_CONF_set_digests(conf, section, resp_ctx)) |
738 | goto end; | |
0f113f3e MC |
739 | if (!TS_CONF_set_accuracy(conf, section, resp_ctx)) |
740 | goto end; | |
0f113f3e MC |
741 | if (!TS_CONF_set_clock_precision_digits(conf, section, resp_ctx)) |
742 | goto end; | |
0f113f3e MC |
743 | if (!TS_CONF_set_ordering(conf, section, resp_ctx)) |
744 | goto end; | |
0f113f3e MC |
745 | if (!TS_CONF_set_tsa_name(conf, section, resp_ctx)) |
746 | goto end; | |
0f113f3e MC |
747 | if (!TS_CONF_set_ess_cert_id_chain(conf, section, resp_ctx)) |
748 | goto end; | |
75ebbd9a | 749 | if ((response = TS_RESP_create_response(resp_ctx, query_bio)) == NULL) |
0f113f3e | 750 | goto end; |
0f113f3e | 751 | ret = 1; |
18cd23df | 752 | |
c7235be6 | 753 | end: |
0f113f3e MC |
754 | if (!ret) { |
755 | TS_RESP_free(response); | |
756 | response = NULL; | |
757 | } | |
758 | TS_RESP_CTX_free(resp_ctx); | |
759 | BIO_free_all(query_bio); | |
0f113f3e MC |
760 | return response; |
761 | } | |
762 | ||
763 | static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data) | |
764 | { | |
765 | const char *serial_file = (const char *)data; | |
766 | ASN1_INTEGER *serial = next_serial(serial_file); | |
767 | ||
768 | if (!serial) { | |
769 | TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION, | |
770 | "Error during serial number " | |
771 | "generation."); | |
772 | TS_RESP_CTX_add_failure_info(ctx, TS_INFO_ADD_INFO_NOT_AVAILABLE); | |
773 | } else | |
774 | save_ts_serial(serial_file, serial); | |
775 | ||
776 | return serial; | |
777 | } | |
c7235be6 UM |
778 | |
779 | static ASN1_INTEGER *next_serial(const char *serialfile) | |
0f113f3e MC |
780 | { |
781 | int ret = 0; | |
782 | BIO *in = NULL; | |
783 | ASN1_INTEGER *serial = NULL; | |
784 | BIGNUM *bn = NULL; | |
785 | ||
75ebbd9a | 786 | if ((serial = ASN1_INTEGER_new()) == NULL) |
0f113f3e MC |
787 | goto err; |
788 | ||
75ebbd9a | 789 | if ((in = BIO_new_file(serialfile, "r")) == NULL) { |
0f113f3e MC |
790 | ERR_clear_error(); |
791 | BIO_printf(bio_err, "Warning: could not open file %s for " | |
792 | "reading, using serial number: 1\n", serialfile); | |
793 | if (!ASN1_INTEGER_set(serial, 1)) | |
794 | goto err; | |
795 | } else { | |
796 | char buf[1024]; | |
797 | if (!a2i_ASN1_INTEGER(in, serial, buf, sizeof(buf))) { | |
798 | BIO_printf(bio_err, "unable to load number from %s\n", | |
799 | serialfile); | |
800 | goto err; | |
801 | } | |
75ebbd9a | 802 | if ((bn = ASN1_INTEGER_to_BN(serial, NULL)) == NULL) |
0f113f3e MC |
803 | goto err; |
804 | ASN1_INTEGER_free(serial); | |
805 | serial = NULL; | |
806 | if (!BN_add_word(bn, 1)) | |
807 | goto err; | |
75ebbd9a | 808 | if ((serial = BN_to_ASN1_INTEGER(bn, NULL)) == NULL) |
0f113f3e MC |
809 | goto err; |
810 | } | |
811 | ret = 1; | |
18cd23df | 812 | |
c7235be6 | 813 | err: |
0f113f3e MC |
814 | if (!ret) { |
815 | ASN1_INTEGER_free(serial); | |
816 | serial = NULL; | |
817 | } | |
818 | BIO_free_all(in); | |
819 | BN_free(bn); | |
820 | return serial; | |
821 | } | |
c7235be6 UM |
822 | |
823 | static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial) | |
0f113f3e MC |
824 | { |
825 | int ret = 0; | |
826 | BIO *out = NULL; | |
827 | ||
75ebbd9a | 828 | if ((out = BIO_new_file(serialfile, "w")) == NULL) |
0f113f3e MC |
829 | goto err; |
830 | if (i2a_ASN1_INTEGER(out, serial) <= 0) | |
831 | goto err; | |
832 | if (BIO_puts(out, "\n") <= 0) | |
833 | goto err; | |
834 | ret = 1; | |
c7235be6 | 835 | err: |
0f113f3e MC |
836 | if (!ret) |
837 | BIO_printf(bio_err, "could not save serial number to %s\n", | |
838 | serialfile); | |
839 | BIO_free_all(out); | |
840 | return ret; | |
841 | } | |
c7235be6 | 842 | |
18cd23df | 843 | |
c7235be6 UM |
844 | /* |
845 | * Verify-related method definitions. | |
846 | */ | |
847 | ||
848 | static int verify_command(char *data, char *digest, char *queryfile, | |
0f113f3e | 849 | char *in, int token_in, |
7e1b7485 | 850 | char *CApath, char *CAfile, char *untrusted) |
0f113f3e MC |
851 | { |
852 | BIO *in_bio = NULL; | |
853 | PKCS7 *token = NULL; | |
854 | TS_RESP *response = NULL; | |
855 | TS_VERIFY_CTX *verify_ctx = NULL; | |
856 | int ret = 0; | |
857 | ||
75ebbd9a | 858 | if ((in_bio = BIO_new_file(in, "rb")) == NULL) |
0f113f3e MC |
859 | goto end; |
860 | if (token_in) { | |
75ebbd9a | 861 | if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL) |
0f113f3e MC |
862 | goto end; |
863 | } else { | |
75ebbd9a | 864 | if ((response = d2i_TS_RESP_bio(in_bio, NULL)) == NULL) |
0f113f3e MC |
865 | goto end; |
866 | } | |
867 | ||
75ebbd9a RS |
868 | if ((verify_ctx = create_verify_ctx(data, digest, queryfile, |
869 | CApath, CAfile, untrusted)) == NULL) | |
0f113f3e MC |
870 | goto end; |
871 | ||
18cd23df RS |
872 | ret = token_in |
873 | ? TS_RESP_verify_token(verify_ctx, token) | |
874 | : TS_RESP_verify_response(verify_ctx, response); | |
c7235be6 UM |
875 | |
876 | end: | |
0f113f3e MC |
877 | printf("Verification: "); |
878 | if (ret) | |
879 | printf("OK\n"); | |
880 | else { | |
881 | printf("FAILED\n"); | |
0f113f3e MC |
882 | ERR_print_errors(bio_err); |
883 | } | |
884 | ||
0f113f3e MC |
885 | BIO_free_all(in_bio); |
886 | PKCS7_free(token); | |
887 | TS_RESP_free(response); | |
888 | TS_VERIFY_CTX_free(verify_ctx); | |
889 | return ret; | |
890 | } | |
891 | ||
892 | static TS_VERIFY_CTX *create_verify_ctx(char *data, char *digest, | |
893 | char *queryfile, | |
7e1b7485 | 894 | char *CApath, char *CAfile, |
0f113f3e MC |
895 | char *untrusted) |
896 | { | |
897 | TS_VERIFY_CTX *ctx = NULL; | |
898 | BIO *input = NULL; | |
899 | TS_REQ *request = NULL; | |
900 | int ret = 0; | |
ca4a494c | 901 | int f = 0; |
0f113f3e MC |
902 | |
903 | if (data != NULL || digest != NULL) { | |
75ebbd9a | 904 | if ((ctx = TS_VERIFY_CTX_new()) == NULL) |
0f113f3e | 905 | goto err; |
ca4a494c | 906 | f = TS_VFY_VERSION | TS_VFY_SIGNER; |
0f113f3e | 907 | if (data != NULL) { |
ca4a494c RS |
908 | f |= TS_VFY_DATA; |
909 | if (TS_VERIFY_CTX_set_data(ctx, BIO_new_file(data, "rb")) == NULL) | |
0f113f3e MC |
910 | goto err; |
911 | } else if (digest != NULL) { | |
912 | long imprint_len; | |
ca4a494c RS |
913 | unsigned char *hexstr = string_to_hex(digest, &imprint_len); |
914 | f |= TS_VFY_IMPRINT; | |
915 | if (TS_VERIFY_CTX_set_imprint(ctx, hexstr, imprint_len) == NULL) { | |
0f113f3e MC |
916 | BIO_printf(bio_err, "invalid digest string\n"); |
917 | goto err; | |
918 | } | |
0f113f3e MC |
919 | } |
920 | ||
921 | } else if (queryfile != NULL) { | |
75ebbd9a | 922 | if ((input = BIO_new_file(queryfile, "rb")) == NULL) |
0f113f3e | 923 | goto err; |
75ebbd9a | 924 | if ((request = d2i_TS_REQ_bio(input, NULL)) == NULL) |
0f113f3e | 925 | goto err; |
75ebbd9a | 926 | if ((ctx = TS_REQ_to_TS_VERIFY_CTX(request, NULL)) == NULL) |
0f113f3e MC |
927 | goto err; |
928 | } else | |
929 | return NULL; | |
930 | ||
931 | /* Add the signature verification flag and arguments. */ | |
ca4a494c | 932 | TS_VERIFY_CTX_add_flags(ctx, f | TS_VFY_SIGNATURE); |
0f113f3e MC |
933 | |
934 | /* Initialising the X509_STORE object. */ | |
ca4a494c RS |
935 | if (TS_VERIFY_CTX_set_store(ctx, create_cert_store(CApath, CAfile)) |
936 | == NULL) | |
0f113f3e MC |
937 | goto err; |
938 | ||
939 | /* Loading untrusted certificates. */ | |
ca4a494c RS |
940 | if (untrusted |
941 | && TS_VERIFY_CTS_set_certs(ctx, TS_CONF_load_certs(untrusted)) == NULL) | |
0f113f3e | 942 | goto err; |
0f113f3e | 943 | ret = 1; |
18cd23df | 944 | |
c7235be6 | 945 | err: |
0f113f3e MC |
946 | if (!ret) { |
947 | TS_VERIFY_CTX_free(ctx); | |
948 | ctx = NULL; | |
949 | } | |
950 | BIO_free_all(input); | |
951 | TS_REQ_free(request); | |
952 | return ctx; | |
953 | } | |
c7235be6 | 954 | |
7e1b7485 | 955 | static X509_STORE *create_cert_store(char *CApath, char *CAfile) |
0f113f3e MC |
956 | { |
957 | X509_STORE *cert_ctx = NULL; | |
958 | X509_LOOKUP *lookup = NULL; | |
959 | int i; | |
960 | ||
0f113f3e | 961 | cert_ctx = X509_STORE_new(); |
0f113f3e | 962 | X509_STORE_set_verify_cb(cert_ctx, verify_cb); |
96487cdd | 963 | if (CApath != NULL) { |
0f113f3e MC |
964 | lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir()); |
965 | if (lookup == NULL) { | |
966 | BIO_printf(bio_err, "memory allocation failure\n"); | |
967 | goto err; | |
968 | } | |
7e1b7485 | 969 | i = X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM); |
0f113f3e | 970 | if (!i) { |
7e1b7485 | 971 | BIO_printf(bio_err, "Error loading directory %s\n", CApath); |
0f113f3e MC |
972 | goto err; |
973 | } | |
974 | } | |
975 | ||
96487cdd | 976 | if (CAfile != NULL) { |
0f113f3e MC |
977 | lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file()); |
978 | if (lookup == NULL) { | |
979 | BIO_printf(bio_err, "memory allocation failure\n"); | |
980 | goto err; | |
981 | } | |
7e1b7485 | 982 | i = X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM); |
0f113f3e | 983 | if (!i) { |
7e1b7485 | 984 | BIO_printf(bio_err, "Error loading file %s\n", CAfile); |
0f113f3e MC |
985 | goto err; |
986 | } | |
987 | } | |
0f113f3e | 988 | return cert_ctx; |
18cd23df | 989 | |
c7235be6 | 990 | err: |
0f113f3e MC |
991 | X509_STORE_free(cert_ctx); |
992 | return NULL; | |
993 | } | |
c7235be6 | 994 | |
6d23cf97 | 995 | static int verify_cb(int ok, X509_STORE_CTX *ctx) |
0f113f3e | 996 | { |
0f113f3e MC |
997 | return ok; |
998 | } |