GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libcrypto/crypto/../../libssl/src/crypto/x509v3/v3_crld.c Lines: 6 274 2.2 %
Date: 2016-12-06 Branches: 2 181 1.1 %

Line Branch Exec Source
1
/* $OpenBSD: v3_crld.c,v 1.19 2015/07/29 16:13:48 jsing Exp $ */
2
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3
 * project 1999.
4
 */
5
/* ====================================================================
6
 * Copyright (c) 1999-2008 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 <stdio.h>
60
#include <string.h>
61
62
#include <openssl/asn1.h>
63
#include <openssl/asn1t.h>
64
#include <openssl/conf.h>
65
#include <openssl/err.h>
66
#include <openssl/x509v3.h>
67
68
static void *v2i_crld(const X509V3_EXT_METHOD *method,
69
    X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
70
static int i2r_crldp(const X509V3_EXT_METHOD *method, void *pcrldp, BIO *out,
71
    int indent);
72
73
const X509V3_EXT_METHOD v3_crld = {
74
	.ext_nid = NID_crl_distribution_points,
75
	.ext_flags = 0,
76
	.it = ASN1_ITEM_ref(CRL_DIST_POINTS),
77
	.ext_new = NULL,
78
	.ext_free = NULL,
79
	.d2i = NULL,
80
	.i2d = NULL,
81
	.i2s = NULL,
82
	.s2i = NULL,
83
	.i2v = NULL,
84
	.v2i = v2i_crld,
85
	.i2r = i2r_crldp,
86
	.r2i = NULL,
87
	.usr_data = NULL,
88
};
89
90
const X509V3_EXT_METHOD v3_freshest_crl = {
91
	.ext_nid = NID_freshest_crl,
92
	.ext_flags = 0,
93
	.it = ASN1_ITEM_ref(CRL_DIST_POINTS),
94
	.ext_new = NULL,
95
	.ext_free = NULL,
96
	.d2i = NULL,
97
	.i2d = NULL,
98
	.i2s = NULL,
99
	.s2i = NULL,
100
	.i2v = NULL,
101
	.v2i = v2i_crld,
102
	.i2r = i2r_crldp,
103
	.r2i = NULL,
104
	.usr_data = NULL,
105
};
106
107
static
108
STACK_OF(GENERAL_NAME) *gnames_from_sectname(X509V3_CTX *ctx, char *sect)
109
{
110
	STACK_OF(CONF_VALUE) *gnsect;
111
	STACK_OF(GENERAL_NAME) *gens;
112
113
	if (*sect == '@')
114
		gnsect = X509V3_get_section(ctx, sect + 1);
115
	else
116
		gnsect = X509V3_parse_list(sect);
117
	if (!gnsect) {
118
		X509V3err(X509V3_F_GNAMES_FROM_SECTNAME,
119
		    X509V3_R_SECTION_NOT_FOUND);
120
		return NULL;
121
	}
122
	gens = v2i_GENERAL_NAMES(NULL, ctx, gnsect);
123
	if (*sect == '@')
124
		X509V3_section_free(ctx, gnsect);
125
	else
126
		sk_CONF_VALUE_pop_free(gnsect, X509V3_conf_free);
127
	return gens;
128
}
129
130
static int
131
set_dist_point_name(DIST_POINT_NAME **pdp, X509V3_CTX *ctx, CONF_VALUE *cnf)
132
{
133
	STACK_OF(GENERAL_NAME) *fnm = NULL;
134
	STACK_OF(X509_NAME_ENTRY) *rnm = NULL;
135
136
	if (!strncmp(cnf->name, "fullname", 9)) {
137
		fnm = gnames_from_sectname(ctx, cnf->value);
138
		if (!fnm)
139
			goto err;
140
	} else if (!strcmp(cnf->name, "relativename")) {
141
		int ret;
142
		STACK_OF(CONF_VALUE) *dnsect;
143
		X509_NAME *nm;
144
		nm = X509_NAME_new();
145
		if (!nm)
146
			return -1;
147
		dnsect = X509V3_get_section(ctx, cnf->value);
148
		if (!dnsect) {
149
			X509V3err(X509V3_F_SET_DIST_POINT_NAME,
150
			    X509V3_R_SECTION_NOT_FOUND);
151
			X509_NAME_free(nm);
152
			return -1;
153
		}
154
		ret = X509V3_NAME_from_section(nm, dnsect, MBSTRING_ASC);
155
		X509V3_section_free(ctx, dnsect);
156
		rnm = nm->entries;
157
		nm->entries = NULL;
158
		X509_NAME_free(nm);
159
		if (!ret || sk_X509_NAME_ENTRY_num(rnm) <= 0)
160
			goto err;
161
		/* Since its a name fragment can't have more than one
162
		 * RDNSequence
163
		 */
164
		if (sk_X509_NAME_ENTRY_value(rnm,
165
		    sk_X509_NAME_ENTRY_num(rnm) - 1)->set) {
166
			X509V3err(X509V3_F_SET_DIST_POINT_NAME,
167
			    X509V3_R_INVALID_MULTIPLE_RDNS);
168
			goto err;
169
		}
170
	} else
171
		return 0;
172
173
	if (*pdp) {
174
		X509V3err(X509V3_F_SET_DIST_POINT_NAME,
175
		    X509V3_R_DISTPOINT_ALREADY_SET);
176
		goto err;
177
	}
178
179
	*pdp = DIST_POINT_NAME_new();
180
	if (!*pdp)
181
		goto err;
182
	if (fnm) {
183
		(*pdp)->type = 0;
184
		(*pdp)->name.fullname = fnm;
185
	} else {
186
		(*pdp)->type = 1;
187
		(*pdp)->name.relativename = rnm;
188
	}
189
190
	return 1;
191
192
err:
193
	if (fnm)
194
		sk_GENERAL_NAME_pop_free(fnm, GENERAL_NAME_free);
195
	if (rnm)
196
		sk_X509_NAME_ENTRY_pop_free(rnm, X509_NAME_ENTRY_free);
197
	return -1;
198
}
199
200
static const BIT_STRING_BITNAME reason_flags[] = {
201
	{0, "Unused", "unused"},
202
	{1, "Key Compromise", "keyCompromise"},
203
	{2, "CA Compromise", "CACompromise"},
204
	{3, "Affiliation Changed", "affiliationChanged"},
205
	{4, "Superseded", "superseded"},
206
	{5, "Cessation Of Operation", "cessationOfOperation"},
207
	{6, "Certificate Hold", "certificateHold"},
208
	{7, "Privilege Withdrawn", "privilegeWithdrawn"},
209
	{8, "AA Compromise", "AACompromise"},
210
	{-1, NULL, NULL}
211
};
212
213
static int
214
set_reasons(ASN1_BIT_STRING **preas, char *value)
215
{
216
	STACK_OF(CONF_VALUE) *rsk = NULL;
217
	const BIT_STRING_BITNAME *pbn;
218
	const char *bnam;
219
	int i, ret = 0;
220
221
	if (*preas != NULL)
222
		return 0;
223
	rsk = X509V3_parse_list(value);
224
	if (rsk == NULL)
225
		return 0;
226
	for (i = 0; i < sk_CONF_VALUE_num(rsk); i++) {
227
		bnam = sk_CONF_VALUE_value(rsk, i)->name;
228
		if (!*preas) {
229
			*preas = ASN1_BIT_STRING_new();
230
			if (!*preas)
231
				goto err;
232
		}
233
		for (pbn = reason_flags; pbn->lname; pbn++) {
234
			if (!strcmp(pbn->sname, bnam)) {
235
				if (!ASN1_BIT_STRING_set_bit(*preas,
236
				    pbn->bitnum, 1))
237
					goto err;
238
				break;
239
			}
240
		}
241
		if (!pbn->lname)
242
			goto err;
243
	}
244
	ret = 1;
245
246
err:
247
	sk_CONF_VALUE_pop_free(rsk, X509V3_conf_free);
248
	return ret;
249
}
250
251
static int
252
print_reasons(BIO *out, const char *rname, ASN1_BIT_STRING *rflags, int indent)
253
{
254
	int first = 1;
255
	const BIT_STRING_BITNAME *pbn;
256
257
	BIO_printf(out, "%*s%s:\n%*s", indent, "", rname, indent + 2, "");
258
	for (pbn = reason_flags; pbn->lname; pbn++) {
259
		if (ASN1_BIT_STRING_get_bit(rflags, pbn->bitnum)) {
260
			if (first)
261
				first = 0;
262
			else
263
				BIO_puts(out, ", ");
264
			BIO_puts(out, pbn->lname);
265
		}
266
	}
267
	if (first)
268
		BIO_puts(out, "<EMPTY>\n");
269
	else
270
		BIO_puts(out, "\n");
271
	return 1;
272
}
273
274
static DIST_POINT *
275
crldp_from_section(X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
276
{
277
	int i;
278
	CONF_VALUE *cnf;
279
	DIST_POINT *point = NULL;
280
281
	point = DIST_POINT_new();
282
	if (!point)
283
		goto err;
284
	for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
285
		int ret;
286
		cnf = sk_CONF_VALUE_value(nval, i);
287
		ret = set_dist_point_name(&point->distpoint, ctx, cnf);
288
		if (ret > 0)
289
			continue;
290
		if (ret < 0)
291
			goto err;
292
		if (!strcmp(cnf->name, "reasons")) {
293
			if (!set_reasons(&point->reasons, cnf->value))
294
				goto err;
295
		}
296
		else if (!strcmp(cnf->name, "CRLissuer")) {
297
			point->CRLissuer =
298
			    gnames_from_sectname(ctx, cnf->value);
299
			if (!point->CRLissuer)
300
				goto err;
301
		}
302
	}
303
304
	return point;
305
306
err:
307
	if (point)
308
		DIST_POINT_free(point);
309
	return NULL;
310
}
311
312
static void *
313
v2i_crld(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
314
    STACK_OF(CONF_VALUE) *nval)
315
{
316
	STACK_OF(DIST_POINT) *crld = NULL;
317
	GENERAL_NAMES *gens = NULL;
318
	GENERAL_NAME *gen = NULL;
319
	CONF_VALUE *cnf;
320
	int i;
321
322
	if (!(crld = sk_DIST_POINT_new_null()))
323
		goto merr;
324
	for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
325
		DIST_POINT *point;
326
		cnf = sk_CONF_VALUE_value(nval, i);
327
		if (!cnf->value) {
328
			STACK_OF(CONF_VALUE) *dpsect;
329
			dpsect = X509V3_get_section(ctx, cnf->name);
330
			if (!dpsect)
331
				goto err;
332
			point = crldp_from_section(ctx, dpsect);
333
			X509V3_section_free(ctx, dpsect);
334
			if (!point)
335
				goto err;
336
			if (!sk_DIST_POINT_push(crld, point)) {
337
				DIST_POINT_free(point);
338
				goto merr;
339
			}
340
		} else {
341
			if (!(gen = v2i_GENERAL_NAME(method, ctx, cnf)))
342
				goto err;
343
			if (!(gens = GENERAL_NAMES_new()))
344
				goto merr;
345
			if (!sk_GENERAL_NAME_push(gens, gen))
346
				goto merr;
347
			gen = NULL;
348
			if (!(point = DIST_POINT_new()))
349
				goto merr;
350
			if (!sk_DIST_POINT_push(crld, point)) {
351
				DIST_POINT_free(point);
352
				goto merr;
353
			}
354
			if (!(point->distpoint = DIST_POINT_NAME_new()))
355
				goto merr;
356
			point->distpoint->name.fullname = gens;
357
			point->distpoint->type = 0;
358
			gens = NULL;
359
		}
360
	}
361
	return crld;
362
363
merr:
364
	X509V3err(X509V3_F_V2I_CRLD, ERR_R_MALLOC_FAILURE);
365
err:
366
	GENERAL_NAME_free(gen);
367
	GENERAL_NAMES_free(gens);
368
	sk_DIST_POINT_pop_free(crld, DIST_POINT_free);
369
	return NULL;
370
}
371
372
static int
373
dpn_cb(int operation, ASN1_VALUE **pval, const ASN1_ITEM *it, void *exarg)
374
20
{
375
20
	DIST_POINT_NAME *dpn = (DIST_POINT_NAME *)*pval;
376
377
20
	switch (operation) {
378
	case ASN1_OP_NEW_POST:
379
5
		dpn->dpname = NULL;
380
5
		break;
381
382
	case ASN1_OP_FREE_POST:
383
		if (dpn->dpname)
384
			X509_NAME_free(dpn->dpname);
385
		break;
386
	}
387
20
	return 1;
388
}
389
390
391
static const ASN1_AUX DIST_POINT_NAME_aux = {
392
	.app_data = NULL,
393
	.flags = 0,
394
	.ref_offset = 0,
395
	.ref_lock = 0,
396
	.asn1_cb = dpn_cb,
397
	.enc_offset = 0,
398
};
399
static const ASN1_TEMPLATE DIST_POINT_NAME_ch_tt[] = {
400
	{
401
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SEQUENCE_OF,
402
		.tag = 0,
403
		.offset = offsetof(DIST_POINT_NAME, name.fullname),
404
		.field_name = "name.fullname",
405
		.item = &GENERAL_NAME_it,
406
	},
407
	{
408
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SET_OF,
409
		.tag = 1,
410
		.offset = offsetof(DIST_POINT_NAME, name.relativename),
411
		.field_name = "name.relativename",
412
		.item = &X509_NAME_ENTRY_it,
413
	},
414
};
415
416
const ASN1_ITEM DIST_POINT_NAME_it = {
417
	.itype = ASN1_ITYPE_CHOICE,
418
	.utype = offsetof(DIST_POINT_NAME, type),
419
	.templates = DIST_POINT_NAME_ch_tt,
420
	.tcount = sizeof(DIST_POINT_NAME_ch_tt) / sizeof(ASN1_TEMPLATE),
421
	.funcs = &DIST_POINT_NAME_aux,
422
	.size = sizeof(DIST_POINT_NAME),
423
	.sname = "DIST_POINT_NAME",
424
};
425
426
427
428
DIST_POINT_NAME *
429
d2i_DIST_POINT_NAME(DIST_POINT_NAME **a, const unsigned char **in, long len)
430
{
431
	return (DIST_POINT_NAME *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
432
	    &DIST_POINT_NAME_it);
433
}
434
435
int
436
i2d_DIST_POINT_NAME(DIST_POINT_NAME *a, unsigned char **out)
437
{
438
	return ASN1_item_i2d((ASN1_VALUE *)a, out, &DIST_POINT_NAME_it);
439
}
440
441
DIST_POINT_NAME *
442
DIST_POINT_NAME_new(void)
443
{
444
	return (DIST_POINT_NAME *)ASN1_item_new(&DIST_POINT_NAME_it);
445
}
446
447
void
448
DIST_POINT_NAME_free(DIST_POINT_NAME *a)
449
{
450
	ASN1_item_free((ASN1_VALUE *)a, &DIST_POINT_NAME_it);
451
}
452
453
static const ASN1_TEMPLATE DIST_POINT_seq_tt[] = {
454
	{
455
		.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL,
456
		.tag = 0,
457
		.offset = offsetof(DIST_POINT, distpoint),
458
		.field_name = "distpoint",
459
		.item = &DIST_POINT_NAME_it,
460
	},
461
	{
462
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_OPTIONAL,
463
		.tag = 1,
464
		.offset = offsetof(DIST_POINT, reasons),
465
		.field_name = "reasons",
466
		.item = &ASN1_BIT_STRING_it,
467
	},
468
	{
469
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_SEQUENCE_OF | ASN1_TFLG_OPTIONAL,
470
		.tag = 2,
471
		.offset = offsetof(DIST_POINT, CRLissuer),
472
		.field_name = "CRLissuer",
473
		.item = &GENERAL_NAME_it,
474
	},
475
};
476
477
const ASN1_ITEM DIST_POINT_it = {
478
	.itype = ASN1_ITYPE_SEQUENCE,
479
	.utype = V_ASN1_SEQUENCE,
480
	.templates = DIST_POINT_seq_tt,
481
	.tcount = sizeof(DIST_POINT_seq_tt) / sizeof(ASN1_TEMPLATE),
482
	.funcs = NULL,
483
	.size = sizeof(DIST_POINT),
484
	.sname = "DIST_POINT",
485
};
486
487
488
DIST_POINT *
489
d2i_DIST_POINT(DIST_POINT **a, const unsigned char **in, long len)
490
{
491
	return (DIST_POINT *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
492
	    &DIST_POINT_it);
493
}
494
495
int
496
i2d_DIST_POINT(DIST_POINT *a, unsigned char **out)
497
{
498
	return ASN1_item_i2d((ASN1_VALUE *)a, out, &DIST_POINT_it);
499
}
500
501
DIST_POINT *
502
DIST_POINT_new(void)
503
{
504
	return (DIST_POINT *)ASN1_item_new(&DIST_POINT_it);
505
}
506
507
void
508
DIST_POINT_free(DIST_POINT *a)
509
{
510
	ASN1_item_free((ASN1_VALUE *)a, &DIST_POINT_it);
511
}
512
513
static const ASN1_TEMPLATE CRL_DIST_POINTS_item_tt = {
514
	.flags = ASN1_TFLG_SEQUENCE_OF,
515
	.tag = 0,
516
	.offset = 0,
517
	.field_name = "CRLDistributionPoints",
518
	.item = &DIST_POINT_it,
519
};
520
521
const ASN1_ITEM CRL_DIST_POINTS_it = {
522
	.itype = ASN1_ITYPE_PRIMITIVE,
523
	.utype = -1,
524
	.templates = &CRL_DIST_POINTS_item_tt,
525
	.tcount = 0,
526
	.funcs = NULL,
527
	.size = 0,
528
	.sname = "CRL_DIST_POINTS",
529
};
530
531
532
CRL_DIST_POINTS *
533
d2i_CRL_DIST_POINTS(CRL_DIST_POINTS **a, const unsigned char **in, long len)
534
{
535
	return (CRL_DIST_POINTS *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
536
	    &CRL_DIST_POINTS_it);
537
}
538
539
int
540
i2d_CRL_DIST_POINTS(CRL_DIST_POINTS *a, unsigned char **out)
541
{
542
	return ASN1_item_i2d((ASN1_VALUE *)a, out, &CRL_DIST_POINTS_it);
543
}
544
545
CRL_DIST_POINTS *
546
CRL_DIST_POINTS_new(void)
547
{
548
	return (CRL_DIST_POINTS *)ASN1_item_new(&CRL_DIST_POINTS_it);
549
}
550
551
void
552
CRL_DIST_POINTS_free(CRL_DIST_POINTS *a)
553
{
554
	ASN1_item_free((ASN1_VALUE *)a, &CRL_DIST_POINTS_it);
555
}
556
557
static const ASN1_TEMPLATE ISSUING_DIST_POINT_seq_tt[] = {
558
	{
559
		.flags = ASN1_TFLG_EXPLICIT | ASN1_TFLG_OPTIONAL,
560
		.tag = 0,
561
		.offset = offsetof(ISSUING_DIST_POINT, distpoint),
562
		.field_name = "distpoint",
563
		.item = &DIST_POINT_NAME_it,
564
	},
565
	{
566
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_OPTIONAL,
567
		.tag = 1,
568
		.offset = offsetof(ISSUING_DIST_POINT, onlyuser),
569
		.field_name = "onlyuser",
570
		.item = &ASN1_FBOOLEAN_it,
571
	},
572
	{
573
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_OPTIONAL,
574
		.tag = 2,
575
		.offset = offsetof(ISSUING_DIST_POINT, onlyCA),
576
		.field_name = "onlyCA",
577
		.item = &ASN1_FBOOLEAN_it,
578
	},
579
	{
580
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_OPTIONAL,
581
		.tag = 3,
582
		.offset = offsetof(ISSUING_DIST_POINT, onlysomereasons),
583
		.field_name = "onlysomereasons",
584
		.item = &ASN1_BIT_STRING_it,
585
	},
586
	{
587
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_OPTIONAL,
588
		.tag = 4,
589
		.offset = offsetof(ISSUING_DIST_POINT, indirectCRL),
590
		.field_name = "indirectCRL",
591
		.item = &ASN1_FBOOLEAN_it,
592
	},
593
	{
594
		.flags = ASN1_TFLG_IMPLICIT | ASN1_TFLG_OPTIONAL,
595
		.tag = 5,
596
		.offset = offsetof(ISSUING_DIST_POINT, onlyattr),
597
		.field_name = "onlyattr",
598
		.item = &ASN1_FBOOLEAN_it,
599
	},
600
};
601
602
const ASN1_ITEM ISSUING_DIST_POINT_it = {
603
	.itype = ASN1_ITYPE_SEQUENCE,
604
	.utype = V_ASN1_SEQUENCE,
605
	.templates = ISSUING_DIST_POINT_seq_tt,
606
	.tcount = sizeof(ISSUING_DIST_POINT_seq_tt) / sizeof(ASN1_TEMPLATE),
607
	.funcs = NULL,
608
	.size = sizeof(ISSUING_DIST_POINT),
609
	.sname = "ISSUING_DIST_POINT",
610
};
611
612
613
ISSUING_DIST_POINT *
614
d2i_ISSUING_DIST_POINT(ISSUING_DIST_POINT **a, const unsigned char **in, long len)
615
{
616
	return (ISSUING_DIST_POINT *)ASN1_item_d2i((ASN1_VALUE **)a, in, len,
617
	    &ISSUING_DIST_POINT_it);
618
}
619
620
int
621
i2d_ISSUING_DIST_POINT(ISSUING_DIST_POINT *a, unsigned char **out)
622
{
623
	return ASN1_item_i2d((ASN1_VALUE *)a, out, &ISSUING_DIST_POINT_it);
624
}
625
626
ISSUING_DIST_POINT *
627
ISSUING_DIST_POINT_new(void)
628
{
629
	return (ISSUING_DIST_POINT *)ASN1_item_new(&ISSUING_DIST_POINT_it);
630
}
631
632
void
633
ISSUING_DIST_POINT_free(ISSUING_DIST_POINT *a)
634
{
635
	ASN1_item_free((ASN1_VALUE *)a, &ISSUING_DIST_POINT_it);
636
}
637
638
static int i2r_idp(const X509V3_EXT_METHOD *method, void *pidp, BIO *out,
639
    int indent);
640
static void *v2i_idp(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
641
    STACK_OF(CONF_VALUE) *nval);
642
643
const X509V3_EXT_METHOD v3_idp = {
644
	NID_issuing_distribution_point, X509V3_EXT_MULTILINE,
645
	ASN1_ITEM_ref(ISSUING_DIST_POINT),
646
	0, 0, 0, 0,
647
	0, 0,
648
	0,
649
	v2i_idp,
650
	i2r_idp, 0,
651
	NULL
652
};
653
654
static void *
655
v2i_idp(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
656
    STACK_OF(CONF_VALUE) *nval)
657
{
658
	ISSUING_DIST_POINT *idp = NULL;
659
	CONF_VALUE *cnf;
660
	char *name, *val;
661
	int i, ret;
662
663
	idp = ISSUING_DIST_POINT_new();
664
	if (!idp)
665
		goto merr;
666
	for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
667
		cnf = sk_CONF_VALUE_value(nval, i);
668
		name = cnf->name;
669
		val = cnf->value;
670
		ret = set_dist_point_name(&idp->distpoint, ctx, cnf);
671
		if (ret > 0)
672
			continue;
673
		if (ret < 0)
674
			goto err;
675
		if (!strcmp(name, "onlyuser")) {
676
			if (!X509V3_get_value_bool(cnf, &idp->onlyuser))
677
				goto err;
678
		}
679
		else if (!strcmp(name, "onlyCA")) {
680
			if (!X509V3_get_value_bool(cnf, &idp->onlyCA))
681
				goto err;
682
		}
683
		else if (!strcmp(name, "onlyAA")) {
684
			if (!X509V3_get_value_bool(cnf, &idp->onlyattr))
685
				goto err;
686
		}
687
		else if (!strcmp(name, "indirectCRL")) {
688
			if (!X509V3_get_value_bool(cnf, &idp->indirectCRL))
689
				goto err;
690
		}
691
		else if (!strcmp(name, "onlysomereasons")) {
692
			if (!set_reasons(&idp->onlysomereasons, val))
693
				goto err;
694
		} else {
695
			X509V3err(X509V3_F_V2I_IDP, X509V3_R_INVALID_NAME);
696
			X509V3_conf_err(cnf);
697
			goto err;
698
		}
699
	}
700
	return idp;
701
702
merr:
703
	X509V3err(X509V3_F_V2I_IDP, ERR_R_MALLOC_FAILURE);
704
err:
705
	ISSUING_DIST_POINT_free(idp);
706
	return NULL;
707
}
708
709
static int
710
print_gens(BIO *out, STACK_OF(GENERAL_NAME) *gens, int indent)
711
{
712
	int i;
713
714
	for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
715
		BIO_printf(out, "%*s", indent + 2, "");
716
		GENERAL_NAME_print(out, sk_GENERAL_NAME_value(gens, i));
717
		BIO_puts(out, "\n");
718
	}
719
	return 1;
720
}
721
722
static int
723
print_distpoint(BIO *out, DIST_POINT_NAME *dpn, int indent)
724
{
725
	if (dpn->type == 0) {
726
		BIO_printf(out, "%*sFull Name:\n", indent, "");
727
		print_gens(out, dpn->name.fullname, indent);
728
	} else {
729
		X509_NAME ntmp;
730
		ntmp.entries = dpn->name.relativename;
731
		BIO_printf(out, "%*sRelative Name:\n%*s",
732
		    indent, "", indent + 2, "");
733
		X509_NAME_print_ex(out, &ntmp, 0, XN_FLAG_ONELINE);
734
		BIO_puts(out, "\n");
735
	}
736
	return 1;
737
}
738
739
static int
740
i2r_idp(const X509V3_EXT_METHOD *method, void *pidp, BIO *out, int indent)
741
{
742
	ISSUING_DIST_POINT *idp = pidp;
743
744
	if (idp->distpoint)
745
		print_distpoint(out, idp->distpoint, indent);
746
	if (idp->onlyuser > 0)
747
		BIO_printf(out, "%*sOnly User Certificates\n", indent, "");
748
	if (idp->onlyCA > 0)
749
		BIO_printf(out, "%*sOnly CA Certificates\n", indent, "");
750
	if (idp->indirectCRL > 0)
751
		BIO_printf(out, "%*sIndirect CRL\n", indent, "");
752
	if (idp->onlysomereasons)
753
		print_reasons(out, "Only Some Reasons",
754
	    idp->onlysomereasons, indent);
755
	if (idp->onlyattr > 0)
756
		BIO_printf(out, "%*sOnly Attribute Certificates\n", indent, "");
757
	if (!idp->distpoint && (idp->onlyuser <= 0) && (idp->onlyCA <= 0) &&
758
	    (idp->indirectCRL <= 0) && !idp->onlysomereasons &&
759
	    (idp->onlyattr <= 0))
760
		BIO_printf(out, "%*s<EMPTY>\n", indent, "");
761
762
	return 1;
763
}
764
765
static int
766
i2r_crldp(const X509V3_EXT_METHOD *method, void *pcrldp, BIO *out, int indent)
767
{
768
	STACK_OF(DIST_POINT) *crld = pcrldp;
769
	DIST_POINT *point;
770
	int i;
771
772
	for (i = 0; i < sk_DIST_POINT_num(crld); i++) {
773
		BIO_puts(out, "\n");
774
		point = sk_DIST_POINT_value(crld, i);
775
		if (point->distpoint)
776
			print_distpoint(out, point->distpoint, indent);
777
		if (point->reasons)
778
			print_reasons(out, "Reasons", point->reasons,
779
		    indent);
780
		if (point->CRLissuer) {
781
			BIO_printf(out, "%*sCRL Issuer:\n", indent, "");
782
			print_gens(out, point->CRLissuer, indent);
783
		}
784
	}
785
	return 1;
786
}
787
788
int
789
DIST_POINT_set_dpname(DIST_POINT_NAME *dpn, X509_NAME *iname)
790
{
791
	int i;
792
	STACK_OF(X509_NAME_ENTRY) *frag;
793
	X509_NAME_ENTRY *ne;
794
795
	if (!dpn || (dpn->type != 1))
796
		return 1;
797
	frag = dpn->name.relativename;
798
	dpn->dpname = X509_NAME_dup(iname);
799
	if (!dpn->dpname)
800
		return 0;
801
	for (i = 0; i < sk_X509_NAME_ENTRY_num(frag); i++) {
802
		ne = sk_X509_NAME_ENTRY_value(frag, i);
803
		if (!X509_NAME_add_entry(dpn->dpname, ne, -1, i ? 0 : 1)) {
804
			X509_NAME_free(dpn->dpname);
805
			dpn->dpname = NULL;
806
			return 0;
807
		}
808
	}
809
	/* generate cached encoding of name */
810
	if (i2d_X509_NAME(dpn->dpname, NULL) < 0) {
811
		X509_NAME_free(dpn->dpname);
812
		dpn->dpname = NULL;
813
		return 0;
814
	}
815
	return 1;
816
}