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ts_rsp_sign.c

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1/* $OpenBSD: ts_rsp_sign.c,v 1.22 2018/05/13 15:04:05 tb Exp $ */-
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 <sys/time.h>-
60-
61#include <string.h>-
62-
63#include <openssl/err.h>-
64#include <openssl/objects.h>-
65#include <openssl/pkcs7.h>-
66#include <openssl/ts.h>-
67-
68/* Private function declarations. */-
69-
70static ASN1_INTEGER *def_serial_cb(struct TS_resp_ctx *, void *);-
71static int def_time_cb(struct TS_resp_ctx *, void *, time_t *sec, long *usec);-
72static int def_extension_cb(struct TS_resp_ctx *, X509_EXTENSION *, void *);-
73-
74static void TS_RESP_CTX_init(TS_RESP_CTX *ctx);-
75static void TS_RESP_CTX_cleanup(TS_RESP_CTX *ctx);-
76static int TS_RESP_check_request(TS_RESP_CTX *ctx);-
77static ASN1_OBJECT *TS_RESP_get_policy(TS_RESP_CTX *ctx);-
78static TS_TST_INFO *TS_RESP_create_tst_info(TS_RESP_CTX *ctx,-
79 ASN1_OBJECT *policy);-
80static int TS_RESP_process_extensions(TS_RESP_CTX *ctx);-
81static int TS_RESP_sign(TS_RESP_CTX *ctx);-
82-
83static ESS_SIGNING_CERT *ESS_SIGNING_CERT_new_init(X509 *signcert,-
84 STACK_OF(X509) *certs);-
85static ESS_CERT_ID *ESS_CERT_ID_new_init(X509 *cert, int issuer_needed);-
86static int TS_TST_INFO_content_new(PKCS7 *p7);-
87static int ESS_add_signing_cert(PKCS7_SIGNER_INFO *si, ESS_SIGNING_CERT *sc);-
88-
89static ASN1_GENERALIZEDTIME *TS_RESP_set_genTime_with_precision(-
90 ASN1_GENERALIZEDTIME *, time_t, long, unsigned);-
91-
92/* Default callbacks for response generation. */-
93-
94static ASN1_INTEGER *-
95def_serial_cb(struct TS_resp_ctx *ctx, void *data)-
96{-
97 ASN1_INTEGER *serial = ASN1_INTEGER_new();-
98-
99 if (!serial)
!serialDescription
TRUEnever evaluated
FALSEnever evaluated
0
100 goto err;
never executed: goto err;
0
101 if (!ASN1_INTEGER_set(serial, 1))
!ASN1_INTEGER_set(serial, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
102 goto err;
never executed: goto err;
0
103 return serial;
never executed: return serial;
0
104-
105err:-
106 TSerror(ERR_R_MALLOC_FAILURE);-
107 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
108 "Error during serial number generation.");-
109 return NULL;
never executed: return ((void *)0) ;
0
110}-
111-
112/* Use the gettimeofday function call. */-
113static int-
114def_time_cb(struct TS_resp_ctx *ctx, void *data, time_t *sec, long *usec)-
115{-
116 struct timeval tv;-
117-
118 if (gettimeofday(&tv, NULL) != 0) {
gettimeofday(&...id *)0) ) != 0Description
TRUEnever evaluated
FALSEnever evaluated
0
119 TSerror(TS_R_TIME_SYSCALL_ERROR);-
120 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
121 "Time is not available.");-
122 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_TIME_NOT_AVAILABLE);-
123 return 0;
never executed: return 0;
0
124 }-
125 /* Return time to caller. */-
126 *sec = tv.tv_sec;-
127 *usec = tv.tv_usec;-
128-
129 return 1;
never executed: return 1;
0
130}-
131-
132static int-
133def_extension_cb(struct TS_resp_ctx *ctx, X509_EXTENSION *ext, void *data)-
134{-
135 /* No extensions are processed here. */-
136 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
137 "Unsupported extension.");-
138 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_UNACCEPTED_EXTENSION);-
139 return 0;
never executed: return 0;
0
140}-
141-
142/* TS_RESP_CTX management functions. */-
143-
144TS_RESP_CTX *-
145TS_RESP_CTX_new(void)-
146{-
147 TS_RESP_CTX *ctx;-
148-
149 if (!(ctx = calloc(1, sizeof(TS_RESP_CTX)))) {
!(ctx = calloc...TS_RESP_CTX)))Description
TRUEnever evaluated
FALSEnever evaluated
0
150 TSerror(ERR_R_MALLOC_FAILURE);-
151 return NULL;
never executed: return ((void *)0) ;
0
152 }-
153-
154 /* Setting default callbacks. */-
155 ctx->serial_cb = def_serial_cb;-
156 ctx->time_cb = def_time_cb;-
157 ctx->extension_cb = def_extension_cb;-
158-
159 return ctx;
never executed: return ctx;
0
160}-
161-
162void-
163TS_RESP_CTX_free(TS_RESP_CTX *ctx)-
164{-
165 if (!ctx)
!ctxDescription
TRUEevaluated 1 time by 1 test
Evaluated by:
  • freenull
FALSEnever evaluated
0-1
166 return;
executed 1 time by 1 test: return;
Executed by:
  • freenull
1
167-
168 X509_free(ctx->signer_cert);-
169 EVP_PKEY_free(ctx->signer_key);-
170 sk_X509_pop_free(ctx->certs, X509_free);-
171 sk_ASN1_OBJECT_pop_free(ctx->policies, ASN1_OBJECT_free);-
172 ASN1_OBJECT_free(ctx->default_policy);-
173 sk_EVP_MD_free(ctx->mds); /* No EVP_MD_free method exists. */-
174 ASN1_INTEGER_free(ctx->seconds);-
175 ASN1_INTEGER_free(ctx->millis);-
176 ASN1_INTEGER_free(ctx->micros);-
177 free(ctx);-
178}
never executed: end of block
0
179-
180int-
181TS_RESP_CTX_set_signer_cert(TS_RESP_CTX *ctx, X509 *signer)-
182{-
183 if (X509_check_purpose(signer, X509_PURPOSE_TIMESTAMP_SIGN, 0) != 1) {
X509_check_pur...er, 9, 0) != 1Description
TRUEnever evaluated
FALSEnever evaluated
0
184 TSerror(TS_R_INVALID_SIGNER_CERTIFICATE_PURPOSE);-
185 return 0;
never executed: return 0;
0
186 }-
187 X509_free(ctx->signer_cert);-
188 ctx->signer_cert = signer;-
189 CRYPTO_add(&ctx->signer_cert->references, +1, CRYPTO_LOCK_X509);-
190 return 1;
never executed: return 1;
0
191}-
192-
193int-
194TS_RESP_CTX_set_signer_key(TS_RESP_CTX *ctx, EVP_PKEY *key)-
195{-
196 EVP_PKEY_free(ctx->signer_key);-
197 ctx->signer_key = key;-
198 CRYPTO_add(&ctx->signer_key->references, +1, CRYPTO_LOCK_EVP_PKEY);-
199-
200 return 1;
never executed: return 1;
0
201}-
202-
203int-
204TS_RESP_CTX_set_def_policy(TS_RESP_CTX *ctx, const ASN1_OBJECT *def_policy)-
205{-
206 if (ctx->default_policy)
ctx->default_policyDescription
TRUEnever evaluated
FALSEnever evaluated
0
207 ASN1_OBJECT_free(ctx->default_policy);
never executed: ASN1_OBJECT_free(ctx->default_policy);
0
208 if (!(ctx->default_policy = OBJ_dup(def_policy)))
!(ctx->default...p(def_policy))Description
TRUEnever evaluated
FALSEnever evaluated
0
209 goto err;
never executed: goto err;
0
210 return 1;
never executed: return 1;
0
211-
212err:-
213 TSerror(ERR_R_MALLOC_FAILURE);-
214 return 0;
never executed: return 0;
0
215}-
216-
217int-
218TS_RESP_CTX_set_certs(TS_RESP_CTX *ctx, STACK_OF(X509) *certs)-
219{-
220 int i;-
221-
222 if (ctx->certs) {
ctx->certsDescription
TRUEnever evaluated
FALSEnever evaluated
0
223 sk_X509_pop_free(ctx->certs, X509_free);-
224 ctx->certs = NULL;-
225 }
never executed: end of block
0
226 if (!certs)
!certsDescription
TRUEnever evaluated
FALSEnever evaluated
0
227 return 1;
never executed: return 1;
0
228 if (!(ctx->certs = sk_X509_dup(certs))) {
!(ctx->certs =...st_X509*)0))))Description
TRUEnever evaluated
FALSEnever evaluated
0
229 TSerror(ERR_R_MALLOC_FAILURE);-
230 return 0;
never executed: return 0;
0
231 }-
232 for (i = 0; i < sk_X509_num(ctx->certs); ++i) {
i < sk_num(((_..._st_X509*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
233 X509 *cert = sk_X509_value(ctx->certs, i);-
234 CRYPTO_add(&cert->references, +1, CRYPTO_LOCK_X509);-
235 }
never executed: end of block
0
236-
237 return 1;
never executed: return 1;
0
238}-
239-
240int-
241TS_RESP_CTX_add_policy(TS_RESP_CTX *ctx, const ASN1_OBJECT *policy)-
242{-
243 ASN1_OBJECT *copy = NULL;-
244-
245 /* Create new policy stack if necessary. */-
246 if (!ctx->policies && !(ctx->policies = sk_ASN1_OBJECT_new_null()))
!ctx->policiesDescription
TRUEnever evaluated
FALSEnever evaluated
!(ctx->policie...k_new_null()))Description
TRUEnever evaluated
FALSEnever evaluated
0
247 goto err;
never executed: goto err;
0
248 if (!(copy = OBJ_dup(policy)))
!(copy = OBJ_dup(policy))Description
TRUEnever evaluated
FALSEnever evaluated
0
249 goto err;
never executed: goto err;
0
250 if (!sk_ASN1_OBJECT_push(ctx->policies, copy))
!sk_push(((_ST...1_OBJECT*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
251 goto err;
never executed: goto err;
0
252-
253 return 1;
never executed: return 1;
0
254-
255err:-
256 TSerror(ERR_R_MALLOC_FAILURE);-
257 ASN1_OBJECT_free(copy);-
258 return 0;
never executed: return 0;
0
259}-
260-
261int-
262TS_RESP_CTX_add_md(TS_RESP_CTX *ctx, const EVP_MD *md)-
263{-
264 /* Create new md stack if necessary. */-
265 if (!ctx->mds && !(ctx->mds = sk_EVP_MD_new_null()))
!ctx->mdsDescription
TRUEnever evaluated
FALSEnever evaluated
!(ctx->mds = (...k_new_null()))Description
TRUEnever evaluated
FALSEnever evaluated
0
266 goto err;
never executed: goto err;
0
267 /* Add the shared md, no copy needed. */-
268 if (!sk_EVP_MD_push(ctx->mds, (EVP_MD *)md))
!sk_push(((_ST... (EVP_MD*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
269 goto err;
never executed: goto err;
0
270-
271 return 1;
never executed: return 1;
0
272-
273err:-
274 TSerror(ERR_R_MALLOC_FAILURE);-
275 return 0;
never executed: return 0;
0
276}-
277-
278#define TS_RESP_CTX_accuracy_free(ctx) \-
279 ASN1_INTEGER_free(ctx->seconds); \-
280 ctx->seconds = NULL; \-
281 ASN1_INTEGER_free(ctx->millis); \-
282 ctx->millis = NULL; \-
283 ASN1_INTEGER_free(ctx->micros); \-
284 ctx->micros = NULL;-
285-
286int-
287TS_RESP_CTX_set_accuracy(TS_RESP_CTX *ctx, int secs, int millis, int micros)-
288{-
289 TS_RESP_CTX_accuracy_free(ctx);-
290 if (secs && (!(ctx->seconds = ASN1_INTEGER_new()) ||
secsDescription
TRUEnever evaluated
FALSEnever evaluated
!(ctx->seconds...INTEGER_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
291 !ASN1_INTEGER_set(ctx->seconds, secs)))
!ASN1_INTEGER_...seconds, secs)Description
TRUEnever evaluated
FALSEnever evaluated
0
292 goto err;
never executed: goto err;
0
293 if (millis && (!(ctx->millis = ASN1_INTEGER_new()) ||
millisDescription
TRUEnever evaluated
FALSEnever evaluated
!(ctx->millis ...INTEGER_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
294 !ASN1_INTEGER_set(ctx->millis, millis)))
!ASN1_INTEGER_...illis, millis)Description
TRUEnever evaluated
FALSEnever evaluated
0
295 goto err;
never executed: goto err;
0
296 if (micros && (!(ctx->micros = ASN1_INTEGER_new()) ||
microsDescription
TRUEnever evaluated
FALSEnever evaluated
!(ctx->micros ...INTEGER_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
297 !ASN1_INTEGER_set(ctx->micros, micros)))
!ASN1_INTEGER_...icros, micros)Description
TRUEnever evaluated
FALSEnever evaluated
0
298 goto err;
never executed: goto err;
0
299-
300 return 1;
never executed: return 1;
0
301-
302err:-
303 TS_RESP_CTX_accuracy_free(ctx);-
304 TSerror(ERR_R_MALLOC_FAILURE);-
305 return 0;
never executed: return 0;
0
306}-
307-
308void-
309TS_RESP_CTX_add_flags(TS_RESP_CTX *ctx, int flags)-
310{-
311 ctx->flags |= flags;-
312}
never executed: end of block
0
313-
314void-
315TS_RESP_CTX_set_serial_cb(TS_RESP_CTX *ctx, TS_serial_cb cb, void *data)-
316{-
317 ctx->serial_cb = cb;-
318 ctx->serial_cb_data = data;-
319}
never executed: end of block
0
320-
321void-
322TS_RESP_CTX_set_extension_cb(TS_RESP_CTX *ctx, TS_extension_cb cb, void *data)-
323{-
324 ctx->extension_cb = cb;-
325 ctx->extension_cb_data = data;-
326}
never executed: end of block
0
327-
328int-
329TS_RESP_CTX_set_status_info(TS_RESP_CTX *ctx, int status, const char *text)-
330{-
331 TS_STATUS_INFO *si = NULL;-
332 ASN1_UTF8STRING *utf8_text = NULL;-
333 int ret = 0;-
334-
335 if (!(si = TS_STATUS_INFO_new()))
!(si = TS_STATUS_INFO_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
336 goto err;
never executed: goto err;
0
337 if (!ASN1_INTEGER_set(si->status, status))
!ASN1_INTEGER_...tatus, status)Description
TRUEnever evaluated
FALSEnever evaluated
0
338 goto err;
never executed: goto err;
0
339 if (text) {
textDescription
TRUEnever evaluated
FALSEnever evaluated
0
340 if (!(utf8_text = ASN1_UTF8STRING_new()) ||
!(utf8_text = ...8STRING_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
341 !ASN1_STRING_set(utf8_text, text, strlen(text)))
!ASN1_STRING_s... strlen(text))Description
TRUEnever evaluated
FALSEnever evaluated
0
342 goto err;
never executed: goto err;
0
343 if (!si->text && !(si->text = sk_ASN1_UTF8STRING_new_null()))
!si->textDescription
TRUEnever evaluated
FALSEnever evaluated
!(si->text = (...k_new_null()))Description
TRUEnever evaluated
FALSEnever evaluated
0
344 goto err;
never executed: goto err;
0
345 if (!sk_ASN1_UTF8STRING_push(si->text, utf8_text))
!sk_push(((_ST...F8STRING*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
346 goto err;
never executed: goto err;
0
347 utf8_text = NULL; /* Ownership is lost. */-
348 }
never executed: end of block
0
349 if (!TS_RESP_set_status_info(ctx->response, si))
!TS_RESP_set_s...>response, si)Description
TRUEnever evaluated
FALSEnever evaluated
0
350 goto err;
never executed: goto err;
0
351 ret = 1;-
352-
353err:
code before this statement never executed: err:
0
354 if (!ret)
!retDescription
TRUEnever evaluated
FALSEnever evaluated
0
355 TSerror(ERR_R_MALLOC_FAILURE);
never executed: ERR_put_error(47,(0xfff),((1|64)),__FILE__,355);
0
356 TS_STATUS_INFO_free(si);-
357 ASN1_UTF8STRING_free(utf8_text);-
358 return ret;
never executed: return ret;
0
359}-
360-
361int-
362TS_RESP_CTX_set_status_info_cond(TS_RESP_CTX *ctx, int status, const char *text)-
363{-
364 int ret = 1;-
365 TS_STATUS_INFO *si = TS_RESP_get_status_info(ctx->response);-
366-
367 if (ASN1_INTEGER_get(si->status) == TS_STATUS_GRANTED) {
ASN1_INTEGER_g...->status) == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
368 /* Status has not been set, set it now. */-
369 ret = TS_RESP_CTX_set_status_info(ctx, status, text);-
370 }
never executed: end of block
0
371 return ret;
never executed: return ret;
0
372}-
373-
374int-
375TS_RESP_CTX_add_failure_info(TS_RESP_CTX *ctx, int failure)-
376{-
377 TS_STATUS_INFO *si = TS_RESP_get_status_info(ctx->response);-
378-
379 if (!si->failure_info && !(si->failure_info = ASN1_BIT_STRING_new()))
!si->failure_infoDescription
TRUEnever evaluated
FALSEnever evaluated
!(si->failure_..._STRING_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
380 goto err;
never executed: goto err;
0
381 if (!ASN1_BIT_STRING_set_bit(si->failure_info, failure, 1))
!ASN1_BIT_STRI...o, failure, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
382 goto err;
never executed: goto err;
0
383 return 1;
never executed: return 1;
0
384-
385err:-
386 TSerror(ERR_R_MALLOC_FAILURE);-
387 return 0;
never executed: return 0;
0
388}-
389-
390TS_REQ *-
391TS_RESP_CTX_get_request(TS_RESP_CTX *ctx)-
392{-
393 return ctx->request;
never executed: return ctx->request;
0
394}-
395-
396TS_TST_INFO *-
397TS_RESP_CTX_get_tst_info(TS_RESP_CTX *ctx)-
398{-
399 return ctx->tst_info;
never executed: return ctx->tst_info;
0
400}-
401-
402int-
403TS_RESP_CTX_set_clock_precision_digits(TS_RESP_CTX *ctx, unsigned precision)-
404{-
405 if (precision > TS_MAX_CLOCK_PRECISION_DIGITS)
precision > 6Description
TRUEnever evaluated
FALSEnever evaluated
0
406 return 0;
never executed: return 0;
0
407 ctx->clock_precision_digits = precision;-
408 return 1;
never executed: return 1;
0
409}-
410-
411/* Main entry method of the response generation. */-
412TS_RESP *-
413TS_RESP_create_response(TS_RESP_CTX *ctx, BIO *req_bio)-
414{-
415 ASN1_OBJECT *policy;-
416 TS_RESP *response;-
417 int result = 0;-
418-
419 TS_RESP_CTX_init(ctx);-
420-
421 /* Creating the response object. */-
422 if (!(ctx->response = TS_RESP_new())) {
!(ctx->respons...TS_RESP_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
423 TSerror(ERR_R_MALLOC_FAILURE);-
424 goto end;
never executed: goto end;
0
425 }-
426-
427 /* Parsing DER request. */-
428 if (!(ctx->request = d2i_TS_REQ_bio(req_bio, NULL))) {
!(ctx->request...((void *)0) ))Description
TRUEnever evaluated
FALSEnever evaluated
0
429 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
430 "Bad request format or "-
431 "system error.");-
432 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_BAD_DATA_FORMAT);-
433 goto end;
never executed: goto end;
0
434 }-
435-
436 /* Setting default status info. */-
437 if (!TS_RESP_CTX_set_status_info(ctx, TS_STATUS_GRANTED, NULL))
!TS_RESP_CTX_s... ((void *)0) )Description
TRUEnever evaluated
FALSEnever evaluated
0
438 goto end;
never executed: goto end;
0
439-
440 /* Checking the request format. */-
441 if (!TS_RESP_check_request(ctx))
!TS_RESP_check_request(ctx)Description
TRUEnever evaluated
FALSEnever evaluated
0
442 goto end;
never executed: goto end;
0
443-
444 /* Checking acceptable policies. */-
445 if (!(policy = TS_RESP_get_policy(ctx)))
!(policy = TS_...t_policy(ctx))Description
TRUEnever evaluated
FALSEnever evaluated
0
446 goto end;
never executed: goto end;
0
447-
448 /* Creating the TS_TST_INFO object. */-
449 if (!(ctx->tst_info = TS_RESP_create_tst_info(ctx, policy)))
!(ctx->tst_inf...(ctx, policy))Description
TRUEnever evaluated
FALSEnever evaluated
0
450 goto end;
never executed: goto end;
0
451-
452 /* Processing extensions. */-
453 if (!TS_RESP_process_extensions(ctx))
!TS_RESP_proce...xtensions(ctx)Description
TRUEnever evaluated
FALSEnever evaluated
0
454 goto end;
never executed: goto end;
0
455-
456 /* Generating the signature. */-
457 if (!TS_RESP_sign(ctx))
!TS_RESP_sign(ctx)Description
TRUEnever evaluated
FALSEnever evaluated
0
458 goto end;
never executed: goto end;
0
459-
460 /* Everything was successful. */-
461 result = 1;-
462-
463end:
code before this statement never executed: end:
0
464 if (!result) {
!resultDescription
TRUEnever evaluated
FALSEnever evaluated
0
465 TSerror(TS_R_RESPONSE_SETUP_ERROR);-
466 if (ctx->response != NULL) {
ctx->response != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
467 if (TS_RESP_CTX_set_status_info_cond(ctx,
TS_RESP_CTX_se...ration.") == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
468 TS_STATUS_REJECTION, "Error during response "
TS_RESP_CTX_se...ration.") == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
469 "generation.") == 0) {
TS_RESP_CTX_se...ration.") == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
470 TS_RESP_free(ctx->response);-
471 ctx->response = NULL;-
472 }
never executed: end of block
0
473 }
never executed: end of block
0
474 }
never executed: end of block
0
475 response = ctx->response;-
476 ctx->response = NULL; /* Ownership will be returned to caller. */-
477 TS_RESP_CTX_cleanup(ctx);-
478 return response;
never executed: return response;
0
479}-
480-
481/* Initializes the variable part of the context. */-
482static void-
483TS_RESP_CTX_init(TS_RESP_CTX *ctx)-
484{-
485 ctx->request = NULL;-
486 ctx->response = NULL;-
487 ctx->tst_info = NULL;-
488}
never executed: end of block
0
489-
490/* Cleans up the variable part of the context. */-
491static void-
492TS_RESP_CTX_cleanup(TS_RESP_CTX *ctx)-
493{-
494 TS_REQ_free(ctx->request);-
495 ctx->request = NULL;-
496 TS_RESP_free(ctx->response);-
497 ctx->response = NULL;-
498 TS_TST_INFO_free(ctx->tst_info);-
499 ctx->tst_info = NULL;-
500}
never executed: end of block
0
501-
502/* Checks the format and content of the request. */-
503static int-
504TS_RESP_check_request(TS_RESP_CTX *ctx)-
505{-
506 TS_REQ *request = ctx->request;-
507 TS_MSG_IMPRINT *msg_imprint;-
508 X509_ALGOR *md_alg;-
509 int md_alg_id;-
510 const ASN1_OCTET_STRING *digest;-
511 EVP_MD *md = NULL;-
512 int i;-
513-
514 /* Checking request version. */-
515 if (TS_REQ_get_version(request) != 1) {
TS_REQ_get_ver...(request) != 1Description
TRUEnever evaluated
FALSEnever evaluated
0
516 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
517 "Bad request version.");-
518 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_BAD_REQUEST);-
519 return 0;
never executed: return 0;
0
520 }-
521-
522 /* Checking message digest algorithm. */-
523 msg_imprint = TS_REQ_get_msg_imprint(request);-
524 md_alg = TS_MSG_IMPRINT_get_algo(msg_imprint);-
525 md_alg_id = OBJ_obj2nid(md_alg->algorithm);-
526 for (i = 0; !md && i < sk_EVP_MD_num(ctx->mds); ++i) {
!mdDescription
TRUEnever evaluated
FALSEnever evaluated
i < sk_num(((_...t_EVP_MD*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
527 EVP_MD *current_md = sk_EVP_MD_value(ctx->mds, i);-
528 if (md_alg_id == EVP_MD_type(current_md))
md_alg_id == E...pe(current_md)Description
TRUEnever evaluated
FALSEnever evaluated
0
529 md = current_md;
never executed: md = current_md;
0
530 }
never executed: end of block
0
531 if (!md) {
!mdDescription
TRUEnever evaluated
FALSEnever evaluated
0
532 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
533 "Message digest algorithm is "-
534 "not supported.");-
535 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_BAD_ALG);-
536 return 0;
never executed: return 0;
0
537 }-
538-
539 /* No message digest takes parameter. */-
540 if (md_alg->parameter &&
md_alg->parameterDescription
TRUEnever evaluated
FALSEnever evaluated
0
541 ASN1_TYPE_get(md_alg->parameter) != V_ASN1_NULL) {
ASN1_TYPE_get(...arameter) != 5Description
TRUEnever evaluated
FALSEnever evaluated
0
542 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
543 "Superfluous message digest "-
544 "parameter.");-
545 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_BAD_ALG);-
546 return 0;
never executed: return 0;
0
547 }-
548 /* Checking message digest size. */-
549 digest = TS_MSG_IMPRINT_get_msg(msg_imprint);-
550 if (digest->length != EVP_MD_size(md)) {
digest->length...VP_MD_size(md)Description
TRUEnever evaluated
FALSEnever evaluated
0
551 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
552 "Bad message digest.");-
553 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_BAD_DATA_FORMAT);-
554 return 0;
never executed: return 0;
0
555 }-
556-
557 return 1;
never executed: return 1;
0
558}-
559-
560/* Returns the TSA policy based on the requested and acceptable policies. */-
561static ASN1_OBJECT *-
562TS_RESP_get_policy(TS_RESP_CTX *ctx)-
563{-
564 ASN1_OBJECT *requested = TS_REQ_get_policy_id(ctx->request);-
565 ASN1_OBJECT *policy = NULL;-
566 int i;-
567-
568 if (ctx->default_policy == NULL) {
ctx->default_p...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
569 TSerror(TS_R_INVALID_NULL_POINTER);-
570 return NULL;
never executed: return ((void *)0) ;
0
571 }-
572 /* Return the default policy if none is requested or the default is-
573 requested. */-
574 if (!requested || !OBJ_cmp(requested, ctx->default_policy))
!requestedDescription
TRUEnever evaluated
FALSEnever evaluated
!OBJ_cmp(reque...efault_policy)Description
TRUEnever evaluated
FALSEnever evaluated
0
575 policy = ctx->default_policy;
never executed: policy = ctx->default_policy;
0
576-
577 /* Check if the policy is acceptable. */-
578 for (i = 0; !policy && i < sk_ASN1_OBJECT_num(ctx->policies); ++i) {
!policyDescription
TRUEnever evaluated
FALSEnever evaluated
i < sk_num(((_...1_OBJECT*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
579 ASN1_OBJECT *current = sk_ASN1_OBJECT_value(ctx->policies, i);-
580 if (!OBJ_cmp(requested, current))
!OBJ_cmp(requested, current)Description
TRUEnever evaluated
FALSEnever evaluated
0
581 policy = current;
never executed: policy = current;
0
582 }
never executed: end of block
0
583 if (!policy) {
!policyDescription
TRUEnever evaluated
FALSEnever evaluated
0
584 TSerror(TS_R_UNACCEPTABLE_POLICY);-
585 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,-
586 "Requested policy is not "-
587 "supported.");-
588 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_UNACCEPTED_POLICY);-
589 }
never executed: end of block
0
590 return policy;
never executed: return policy;
0
591}-
592-
593/* Creates the TS_TST_INFO object based on the settings of the context. */-
594static TS_TST_INFO *-
595TS_RESP_create_tst_info(TS_RESP_CTX *ctx, ASN1_OBJECT *policy)-
596{-
597 int result = 0;-
598 TS_TST_INFO *tst_info = NULL;-
599 ASN1_INTEGER *serial = NULL;-
600 ASN1_GENERALIZEDTIME *asn1_time = NULL;-
601 time_t sec;-
602 long usec;-
603 TS_ACCURACY *accuracy = NULL;-
604 const ASN1_INTEGER *nonce;-
605 GENERAL_NAME *tsa_name = NULL;-
606-
607 if (!(tst_info = TS_TST_INFO_new()))
!(tst_info = T...ST_INFO_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
608 goto end;
never executed: goto end;
0
609 if (!TS_TST_INFO_set_version(tst_info, 1))
!TS_TST_INFO_s...n(tst_info, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
610 goto end;
never executed: goto end;
0
611 if (!TS_TST_INFO_set_policy_id(tst_info, policy))
!TS_TST_INFO_s..._info, policy)Description
TRUEnever evaluated
FALSEnever evaluated
0
612 goto end;
never executed: goto end;
0
613 if (!TS_TST_INFO_set_msg_imprint(tst_info, ctx->request->msg_imprint))
!TS_TST_INFO_s...->msg_imprint)Description
TRUEnever evaluated
FALSEnever evaluated
0
614 goto end;
never executed: goto end;
0
615 if (!(serial = (*ctx->serial_cb)(ctx, ctx->serial_cb_data)) ||
!(serial = (*c...rial_cb_data))Description
TRUEnever evaluated
FALSEnever evaluated
0
616 !TS_TST_INFO_set_serial(tst_info, serial))
!TS_TST_INFO_s..._info, serial)Description
TRUEnever evaluated
FALSEnever evaluated
0
617 goto end;
never executed: goto end;
0
618 if (!(*ctx->time_cb)(ctx, ctx->time_cb_data, &sec, &usec) ||
!(*ctx->time_c..., &sec, &usec)Description
TRUEnever evaluated
FALSEnever evaluated
0
619 !(asn1_time = TS_RESP_set_genTime_with_precision(NULL, sec, usec,
!(asn1_time = ...ision_digits))Description
TRUEnever evaluated
FALSEnever evaluated
0
620 ctx->clock_precision_digits)) ||
!(asn1_time = ...ision_digits))Description
TRUEnever evaluated
FALSEnever evaluated
0
621 !TS_TST_INFO_set_time(tst_info, asn1_time))
!TS_TST_INFO_s...fo, asn1_time)Description
TRUEnever evaluated
FALSEnever evaluated
0
622 goto end;
never executed: goto end;
0
623-
624 /* Setting accuracy if needed. */-
625 if ((ctx->seconds || ctx->millis || ctx->micros) &&
ctx->secondsDescription
TRUEnever evaluated
FALSEnever evaluated
ctx->millisDescription
TRUEnever evaluated
FALSEnever evaluated
ctx->microsDescription
TRUEnever evaluated
FALSEnever evaluated
0
626 !(accuracy = TS_ACCURACY_new()))
!(accuracy = T...CCURACY_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
627 goto end;
never executed: goto end;
0
628-
629 if (ctx->seconds && !TS_ACCURACY_set_seconds(accuracy, ctx->seconds))
ctx->secondsDescription
TRUEnever evaluated
FALSEnever evaluated
!TS_ACCURACY_s... ctx->seconds)Description
TRUEnever evaluated
FALSEnever evaluated
0
630 goto end;
never executed: goto end;
0
631 if (ctx->millis && !TS_ACCURACY_set_millis(accuracy, ctx->millis))
ctx->millisDescription
TRUEnever evaluated
FALSEnever evaluated
!TS_ACCURACY_s..., ctx->millis)Description
TRUEnever evaluated
FALSEnever evaluated
0
632 goto end;
never executed: goto end;
0
633 if (ctx->micros && !TS_ACCURACY_set_micros(accuracy, ctx->micros))
ctx->microsDescription
TRUEnever evaluated
FALSEnever evaluated
!TS_ACCURACY_s..., ctx->micros)Description
TRUEnever evaluated
FALSEnever evaluated
0
634 goto end;
never executed: goto end;
0
635 if (accuracy && !TS_TST_INFO_set_accuracy(tst_info, accuracy))
accuracyDescription
TRUEnever evaluated
FALSEnever evaluated
!TS_TST_INFO_s...nfo, accuracy)Description
TRUEnever evaluated
FALSEnever evaluated
0
636 goto end;
never executed: goto end;
0
637-
638 /* Setting ordering. */-
639 if ((ctx->flags & TS_ORDERING) &&
(ctx->flags & 0x02)Description
TRUEnever evaluated
FALSEnever evaluated
0
640 !TS_TST_INFO_set_ordering(tst_info, 1))
!TS_TST_INFO_s...g(tst_info, 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
641 goto end;
never executed: goto end;
0
642-
643 /* Setting nonce if needed. */-
644 if ((nonce = TS_REQ_get_nonce(ctx->request)) != NULL &&
(nonce = TS_RE...!= ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
645 !TS_TST_INFO_set_nonce(tst_info, nonce))
!TS_TST_INFO_s...t_info, nonce)Description
TRUEnever evaluated
FALSEnever evaluated
0
646 goto end;
never executed: goto end;
0
647-
648 /* Setting TSA name to subject of signer certificate. */-
649 if (ctx->flags & TS_TSA_NAME) {
ctx->flags & 0x01Description
TRUEnever evaluated
FALSEnever evaluated
0
650 if (!(tsa_name = GENERAL_NAME_new()))
!(tsa_name = G...AL_NAME_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
651 goto end;
never executed: goto end;
0
652 tsa_name->type = GEN_DIRNAME;-
653 tsa_name->d.dirn =-
654 X509_NAME_dup(ctx->signer_cert->cert_info->subject);-
655 if (!tsa_name->d.dirn)
!tsa_name->d.dirnDescription
TRUEnever evaluated
FALSEnever evaluated
0
656 goto end;
never executed: goto end;
0
657 if (!TS_TST_INFO_set_tsa(tst_info, tsa_name))
!TS_TST_INFO_s...nfo, tsa_name)Description
TRUEnever evaluated
FALSEnever evaluated
0
658 goto end;
never executed: goto end;
0
659 }
never executed: end of block
0
660-
661 result = 1;-
662-
663end:
code before this statement never executed: end:
0
664 if (!result) {
!resultDescription
TRUEnever evaluated
FALSEnever evaluated
0
665 TS_TST_INFO_free(tst_info);-
666 tst_info = NULL;-
667 TSerror(TS_R_TST_INFO_SETUP_ERROR);-
668 TS_RESP_CTX_set_status_info_cond(ctx, TS_STATUS_REJECTION,-
669 "Error during TSTInfo "-
670 "generation.");-
671 }
never executed: end of block
0
672 GENERAL_NAME_free(tsa_name);-
673 TS_ACCURACY_free(accuracy);-
674 ASN1_GENERALIZEDTIME_free(asn1_time);-
675 ASN1_INTEGER_free(serial);-
676-
677 return tst_info;
never executed: return tst_info;
0
678}-
679-
680/* Processing the extensions of the request. */-
681static int-
682TS_RESP_process_extensions(TS_RESP_CTX *ctx)-
683{-
684 STACK_OF(X509_EXTENSION) *exts = TS_REQ_get_exts(ctx->request);-
685 int i;-
686 int ok = 1;-
687-
688 for (i = 0; ok && i < sk_X509_EXTENSION_num(exts); ++i) {
okDescription
TRUEnever evaluated
FALSEnever evaluated
i < sk_num(((_...XTENSION*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
689 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);-
690 /* XXXXX The last argument was previously-
691 (void *)ctx->extension_cb, but ISO C doesn't permit-
692 converting a function pointer to void *. For lack of-
693 better information, I'm placing a NULL there instead.-
694 The callback can pick its own address out from the ctx-
695 anyway...-
696 */-
697 ok = (*ctx->extension_cb)(ctx, ext, NULL);-
698 }
never executed: end of block
0
699-
700 return ok;
never executed: return ok;
0
701}-
702-
703/* Functions for signing the TS_TST_INFO structure of the context. */-
704static int-
705TS_RESP_sign(TS_RESP_CTX *ctx)-
706{-
707 int ret = 0;-
708 PKCS7 *p7 = NULL;-
709 PKCS7_SIGNER_INFO *si;-
710 STACK_OF(X509) *certs; /* Certificates to include in sc. */-
711 ESS_SIGNING_CERT *sc = NULL;-
712 ASN1_OBJECT *oid;-
713 BIO *p7bio = NULL;-
714 int i;-
715-
716 /* Check if signcert and pkey match. */-
717 if (!X509_check_private_key(ctx->signer_cert, ctx->signer_key)) {
!X509_check_pr...x->signer_key)Description
TRUEnever evaluated
FALSEnever evaluated
0
718 TSerror(TS_R_PRIVATE_KEY_DOES_NOT_MATCH_CERTIFICATE);-
719 goto err;
never executed: goto err;
0
720 }-
721-
722 /* Create a new PKCS7 signed object. */-
723 if (!(p7 = PKCS7_new())) {
!(p7 = PKCS7_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
724 TSerror(ERR_R_MALLOC_FAILURE);-
725 goto err;
never executed: goto err;
0
726 }-
727 if (!PKCS7_set_type(p7, NID_pkcs7_signed))
!PKCS7_set_type(p7, 22)Description
TRUEnever evaluated
FALSEnever evaluated
0
728 goto err;
never executed: goto err;
0
729-
730 /* Force SignedData version to be 3 instead of the default 1. */-
731 if (!ASN1_INTEGER_set(p7->d.sign->version, 3))
!ASN1_INTEGER_...n->version, 3)Description
TRUEnever evaluated
FALSEnever evaluated
0
732 goto err;
never executed: goto err;
0
733-
734 /* Add signer certificate and optional certificate chain. */-
735 if (TS_REQ_get_cert_req(ctx->request)) {
TS_REQ_get_cer...(ctx->request)Description
TRUEnever evaluated
FALSEnever evaluated
0
736 PKCS7_add_certificate(p7, ctx->signer_cert);-
737 if (ctx->certs) {
ctx->certsDescription
TRUEnever evaluated
FALSEnever evaluated
0
738 for (i = 0; i < sk_X509_num(ctx->certs); ++i) {
i < sk_num(((_..._st_X509*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
739 X509 *cert = sk_X509_value(ctx->certs, i);-
740 PKCS7_add_certificate(p7, cert);-
741 }
never executed: end of block
0
742 }
never executed: end of block
0
743 }
never executed: end of block
0
744-
745 /* Add a new signer info. */-
746 if (!(si = PKCS7_add_signature(p7, ctx->signer_cert,
!(si = PKCS7_a..., EVP_sha1()))Description
TRUEnever evaluated
FALSEnever evaluated
0
747 ctx->signer_key, EVP_sha1()))) {
!(si = PKCS7_a..., EVP_sha1()))Description
TRUEnever evaluated
FALSEnever evaluated
0
748 TSerror(TS_R_PKCS7_ADD_SIGNATURE_ERROR);-
749 goto err;
never executed: goto err;
0
750 }-
751-
752 /* Add content type signed attribute to the signer info. */-
753 oid = OBJ_nid2obj(NID_id_smime_ct_TSTInfo);-
754 if (!PKCS7_add_signed_attribute(si, NID_pkcs9_contentType,
!PKCS7_add_sig...i, 50, 6, oid)Description
TRUEnever evaluated
FALSEnever evaluated
0
755 V_ASN1_OBJECT, oid)) {
!PKCS7_add_sig...i, 50, 6, oid)Description
TRUEnever evaluated
FALSEnever evaluated
0
756 TSerror(TS_R_PKCS7_ADD_SIGNED_ATTR_ERROR);-
757 goto err;
never executed: goto err;
0
758 }-
759-
760 /* Create the ESS SigningCertificate attribute which contains-
761 the signer certificate id and optionally the certificate chain. */-
762 certs = ctx->flags & TS_ESS_CERT_ID_CHAIN ? ctx->certs : NULL;
ctx->flags & 0x04Description
TRUEnever evaluated
FALSEnever evaluated
0
763 if (!(sc = ESS_SIGNING_CERT_new_init(ctx->signer_cert, certs)))
!(sc = ESS_SIG..._cert, certs))Description
TRUEnever evaluated
FALSEnever evaluated
0
764 goto err;
never executed: goto err;
0
765-
766 /* Add SigningCertificate signed attribute to the signer info. */-
767 if (!ESS_add_signing_cert(si, sc)) {
!ESS_add_signing_cert(si, sc)Description
TRUEnever evaluated
FALSEnever evaluated
0
768 TSerror(TS_R_ESS_ADD_SIGNING_CERT_ERROR);-
769 goto err;
never executed: goto err;
0
770 }-
771-
772 /* Add a new empty NID_id_smime_ct_TSTInfo encapsulated content. */-
773 if (!TS_TST_INFO_content_new(p7))
!TS_TST_INFO_content_new(p7)Description
TRUEnever evaluated
FALSEnever evaluated
0
774 goto err;
never executed: goto err;
0
775-
776 /* Add the DER encoded tst_info to the PKCS7 structure. */-
777 if (!(p7bio = PKCS7_dataInit(p7, NULL))) {
!(p7bio = PKCS...((void *)0) ))Description
TRUEnever evaluated
FALSEnever evaluated
0
778 TSerror(ERR_R_MALLOC_FAILURE);-
779 goto err;
never executed: goto err;
0
780 }-
781-
782 /* Convert tst_info to DER. */-
783 if (!i2d_TS_TST_INFO_bio(p7bio, ctx->tst_info)) {
!i2d_TS_TST_IN...ctx->tst_info)Description
TRUEnever evaluated
FALSEnever evaluated
0
784 TSerror(TS_R_TS_DATASIGN);-
785 goto err;
never executed: goto err;
0
786 }-
787-
788 /* Create the signature and add it to the signer info. */-
789 if (!PKCS7_dataFinal(p7, p7bio)) {
!PKCS7_dataFinal(p7, p7bio)Description
TRUEnever evaluated
FALSEnever evaluated
0
790 TSerror(TS_R_TS_DATASIGN);-
791 goto err;
never executed: goto err;
0
792 }-
793-
794 /* Set new PKCS7 and TST_INFO objects. */-
795 TS_RESP_set_tst_info(ctx->response, p7, ctx->tst_info);-
796 p7 = NULL; /* Ownership is lost. */-
797 ctx->tst_info = NULL; /* Ownership is lost. */-
798-
799 ret = 1;-
800-
801err:
code before this statement never executed: err:
0
802 if (!ret)
!retDescription
TRUEnever evaluated
FALSEnever evaluated
0
803 TS_RESP_CTX_set_status_info_cond(ctx, TS_STATUS_REJECTION,
never executed: TS_RESP_CTX_set_status_info_cond(ctx, 2, "Error during signature " "generation.");
0
804 "Error during signature "
never executed: TS_RESP_CTX_set_status_info_cond(ctx, 2, "Error during signature " "generation.");
0
805 "generation.");
never executed: TS_RESP_CTX_set_status_info_cond(ctx, 2, "Error during signature " "generation.");
0
806 BIO_free_all(p7bio);-
807 ESS_SIGNING_CERT_free(sc);-
808 PKCS7_free(p7);-
809 return ret;
never executed: return ret;
0
810}-
811-
812static ESS_SIGNING_CERT *-
813ESS_SIGNING_CERT_new_init(X509 *signcert, STACK_OF(X509) *certs)-
814{-
815 ESS_CERT_ID *cid;-
816 ESS_SIGNING_CERT *sc = NULL;-
817 int i;-
818-
819 /* Creating the ESS_CERT_ID stack. */-
820 if (!(sc = ESS_SIGNING_CERT_new()))
!(sc = ESS_SIGNING_CERT_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
821 goto err;
never executed: goto err;
0
822 if (!sc->cert_ids && !(sc->cert_ids = sk_ESS_CERT_ID_new_null()))
!sc->cert_idsDescription
TRUEnever evaluated
FALSEnever evaluated
!(sc->cert_ids...k_new_null()))Description
TRUEnever evaluated
FALSEnever evaluated
0
823 goto err;
never executed: goto err;
0
824-
825 /* Adding the signing certificate id. */-
826 if (!(cid = ESS_CERT_ID_new_init(signcert, 0)) ||
!(cid = ESS_CE...(signcert, 0))Description
TRUEnever evaluated
FALSEnever evaluated
0
827 !sk_ESS_CERT_ID_push(sc->cert_ids, cid))
!sk_push(((_ST..._CERT_ID*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
828 goto err;
never executed: goto err;
0
829 /* Adding the certificate chain ids. */-
830 for (i = 0; i < sk_X509_num(certs); ++i) {
i < sk_num(((_..._st_X509*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
831 X509 *cert = sk_X509_value(certs, i);-
832 if (!(cid = ESS_CERT_ID_new_init(cert, 1)) ||
!(cid = ESS_CE...init(cert, 1))Description
TRUEnever evaluated
FALSEnever evaluated
0
833 !sk_ESS_CERT_ID_push(sc->cert_ids, cid))
!sk_push(((_ST..._CERT_ID*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
834 goto err;
never executed: goto err;
0
835 }
never executed: end of block
0
836-
837 return sc;
never executed: return sc;
0
838-
839err:-
840 ESS_SIGNING_CERT_free(sc);-
841 TSerror(ERR_R_MALLOC_FAILURE);-
842 return NULL;
never executed: return ((void *)0) ;
0
843}-
844-
845static ESS_CERT_ID *-
846ESS_CERT_ID_new_init(X509 *cert, int issuer_needed)-
847{-
848 ESS_CERT_ID *cid = NULL;-
849 GENERAL_NAME *name = NULL;-
850-
851 /* Recompute SHA1 hash of certificate if necessary (side effect). */-
852 X509_check_purpose(cert, -1, 0);-
853-
854 if (!(cid = ESS_CERT_ID_new()))
!(cid = ESS_CERT_ID_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
855 goto err;
never executed: goto err;
0
856 if (!ASN1_OCTET_STRING_set(cid->hash, cert->sha1_hash,
!ASN1_OCTET_ST...t->sha1_hash))Description
TRUEnever evaluated
FALSEnever evaluated
0
857 sizeof(cert->sha1_hash)))
!ASN1_OCTET_ST...t->sha1_hash))Description
TRUEnever evaluated
FALSEnever evaluated
0
858 goto err;
never executed: goto err;
0
859-
860 /* Setting the issuer/serial if requested. */-
861 if (issuer_needed) {
issuer_neededDescription
TRUEnever evaluated
FALSEnever evaluated
0
862 /* Creating issuer/serial structure. */-
863 if (!cid->issuer_serial &&
!cid->issuer_serialDescription
TRUEnever evaluated
FALSEnever evaluated
0
864 !(cid->issuer_serial = ESS_ISSUER_SERIAL_new()))
!(cid->issuer_..._SERIAL_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
865 goto err;
never executed: goto err;
0
866 /* Creating general name from the certificate issuer. */-
867 if (!(name = GENERAL_NAME_new()))
!(name = GENERAL_NAME_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
868 goto err;
never executed: goto err;
0
869 name->type = GEN_DIRNAME;-
870 if (!(name->d.dirn = X509_NAME_dup(cert->cert_info->issuer)))
!(name->d.dirn...info->issuer))Description
TRUEnever evaluated
FALSEnever evaluated
0
871 goto err;
never executed: goto err;
0
872 if (!sk_GENERAL_NAME_push(cid->issuer_serial->issuer, name))
!sk_push(((_ST...RAL_NAME*)0)))Description
TRUEnever evaluated
FALSEnever evaluated
0
873 goto err;
never executed: goto err;
0
874 name = NULL; /* Ownership is lost. */-
875 /* Setting the serial number. */-
876 ASN1_INTEGER_free(cid->issuer_serial->serial);-
877 if (!(cid->issuer_serial->serial =
!(cid->issuer_...serialNumber))Description
TRUEnever evaluated
FALSEnever evaluated
0
878 ASN1_INTEGER_dup(cert->cert_info->serialNumber)))
!(cid->issuer_...serialNumber))Description
TRUEnever evaluated
FALSEnever evaluated
0
879 goto err;
never executed: goto err;
0
880 }
never executed: end of block
0
881-
882 return cid;
never executed: return cid;
0
883-
884err:-
885 GENERAL_NAME_free(name);-
886 ESS_CERT_ID_free(cid);-
887 TSerror(ERR_R_MALLOC_FAILURE);-
888 return NULL;
never executed: return ((void *)0) ;
0
889}-
890-
891static int-
892TS_TST_INFO_content_new(PKCS7 *p7)-
893{-
894 PKCS7 *ret = NULL;-
895 ASN1_OCTET_STRING *octet_string = NULL;-
896-
897 /* Create new encapsulated NID_id_smime_ct_TSTInfo content. */-
898 if (!(ret = PKCS7_new()))
!(ret = PKCS7_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
899 goto err;
never executed: goto err;
0
900 if (!(ret->d.other = ASN1_TYPE_new()))
!(ret->d.other...N1_TYPE_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
901 goto err;
never executed: goto err;
0
902 ret->type = OBJ_nid2obj(NID_id_smime_ct_TSTInfo);-
903 if (!(octet_string = ASN1_OCTET_STRING_new()))
!(octet_string..._STRING_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
904 goto err;
never executed: goto err;
0
905 ASN1_TYPE_set(ret->d.other, V_ASN1_OCTET_STRING, octet_string);-
906 octet_string = NULL;-
907-
908 /* Add encapsulated content to signed PKCS7 structure. */-
909 if (!PKCS7_set_content(p7, ret))
!PKCS7_set_content(p7, ret)Description
TRUEnever evaluated
FALSEnever evaluated
0
910 goto err;
never executed: goto err;
0
911-
912 return 1;
never executed: return 1;
0
913-
914err:-
915 ASN1_OCTET_STRING_free(octet_string);-
916 PKCS7_free(ret);-
917 return 0;
never executed: return 0;
0
918}-
919-
920static int-
921ESS_add_signing_cert(PKCS7_SIGNER_INFO *si, ESS_SIGNING_CERT *sc)-
922{-
923 ASN1_STRING *seq = NULL;-
924 unsigned char *p, *pp = NULL;-
925 int len;-
926-
927 len = i2d_ESS_SIGNING_CERT(sc, NULL);-
928 if (!(pp = malloc(len))) {
!(pp = malloc(len))Description
TRUEnever evaluated
FALSEnever evaluated
0
929 TSerror(ERR_R_MALLOC_FAILURE);-
930 goto err;
never executed: goto err;
0
931 }-
932 p = pp;-
933 i2d_ESS_SIGNING_CERT(sc, &p);-
934 if (!(seq = ASN1_STRING_new()) || !ASN1_STRING_set(seq, pp, len)) {
!(seq = ASN1_STRING_new())Description
TRUEnever evaluated
FALSEnever evaluated
!ASN1_STRING_set(seq, pp, len)Description
TRUEnever evaluated
FALSEnever evaluated
0
935 TSerror(ERR_R_MALLOC_FAILURE);-
936 goto err;
never executed: goto err;
0
937 }-
938 free(pp);-
939 pp = NULL;-
940 return PKCS7_add_signed_attribute(si,
never executed: return PKCS7_add_signed_attribute(si, 223, 16, seq);
0
941 NID_id_smime_aa_signingCertificate, V_ASN1_SEQUENCE, seq);
never executed: return PKCS7_add_signed_attribute(si, 223, 16, seq);
0
942-
943err:-
944 ASN1_STRING_free(seq);-
945 free(pp);-
946-
947 return 0;
never executed: return 0;
0
948}-
949-
950-
951static ASN1_GENERALIZEDTIME *-
952TS_RESP_set_genTime_with_precision(ASN1_GENERALIZEDTIME *asn1_time,-
953 time_t sec, long usec, unsigned precision)-
954{-
955 struct tm *tm = NULL;-
956 char genTime_str[17 + TS_MAX_CLOCK_PRECISION_DIGITS];-
957 char usecstr[TS_MAX_CLOCK_PRECISION_DIGITS + 2];-
958 char *p;-
959 int rv;-
960-
961 if (precision > TS_MAX_CLOCK_PRECISION_DIGITS)
precision > 6Description
TRUEnever evaluated
FALSEnever evaluated
0
962 goto err;
never executed: goto err;
0
963-
964 if (!(tm = gmtime(&sec)))
!(tm = gmtime(&sec))Description
TRUEnever evaluated
FALSEnever evaluated
0
965 goto err;
never executed: goto err;
0
966-
967 /*-
968 * Put "genTime_str" in GeneralizedTime format. We work around the-
969 * restrictions imposed by rfc3280 (i.e. "GeneralizedTime values MUST-
970 * NOT include fractional seconds") and OpenSSL related functions to-
971 * meet the rfc3161 requirement: "GeneralizedTime syntax can include-
972 * fraction-of-second details".-
973 */-
974 if (precision > 0) {
precision > 0Description
TRUEnever evaluated
FALSEnever evaluated
0
975 /* To make things a bit harder, X.690 | ISO/IEC 8825-1 provides-
976 the following restrictions for a DER-encoding, which OpenSSL-
977 (specifically ASN1_GENERALIZEDTIME_check() function) doesn't-
978 support:-
979 "The encoding MUST terminate with a "Z" (which means "Zulu"-
980 time). The decimal point element, if present, MUST be the-
981 point option ".". The fractional-seconds elements,-
982 if present, MUST omit all trailing 0's;-
983 if the elements correspond to 0, they MUST be wholly-
984 omitted, and the decimal point element also MUST be-
985 omitted." */-
986 (void) snprintf(usecstr, sizeof(usecstr), ".%06ld", usec);-
987 /* truncate and trim trailing 0 */-
988 usecstr[precision + 1] = '\0';-
989 p = usecstr + strlen(usecstr) - 1;-
990 while (p > usecstr && *p == '0')
p > usecstrDescription
TRUEnever evaluated
FALSEnever evaluated
*p == '0'Description
TRUEnever evaluated
FALSEnever evaluated
0
991 *p-- = '\0';
never executed: *p-- = '\0';
0
992 /* if we've reached the beginning, delete the . too */-
993 if (p == usecstr)
p == usecstrDescription
TRUEnever evaluated
FALSEnever evaluated
0
994 *p = '\0';
never executed: *p = '\0';
0
995-
996 } else {
never executed: end of block
0
997 /* empty */-
998 usecstr[0] = '\0';-
999 }
never executed: end of block
0
1000 rv = snprintf(genTime_str, sizeof(genTime_str),-
1001 "%04d%02d%02d%02d%02d%02d%sZ",-
1002 tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,-
1003 tm->tm_hour, tm->tm_min, tm->tm_sec, usecstr);-
1004 if (rv == -1 || rv >= sizeof(genTime_str))
rv == -1Description
TRUEnever evaluated
FALSEnever evaluated
rv >= sizeof(genTime_str)Description
TRUEnever evaluated
FALSEnever evaluated
0
1005 goto err;
never executed: goto err;
0
1006-
1007 /* Now call OpenSSL to check and set our genTime value */-
1008 if (!asn1_time && !(asn1_time = ASN1_GENERALIZEDTIME_new()))
!asn1_timeDescription
TRUEnever evaluated
FALSEnever evaluated
!(asn1_time = ...ZEDTIME_new())Description
TRUEnever evaluated
FALSEnever evaluated
0
1009 goto err;
never executed: goto err;
0
1010 if (!ASN1_GENERALIZEDTIME_set_string(asn1_time, genTime_str)) {
!ASN1_GENERALI..., genTime_str)Description
TRUEnever evaluated
FALSEnever evaluated
0
1011 ASN1_GENERALIZEDTIME_free(asn1_time);-
1012 goto err;
never executed: goto err;
0
1013 }-
1014-
1015 return asn1_time;
never executed: return asn1_time;
0
1016-
1017err:-
1018 TSerror(TS_R_COULD_NOT_SET_TIME);-
1019 return NULL;
never executed: return ((void *)0) ;
0
1020}-
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