2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999-2008 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
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
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/)"
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.
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.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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 * ====================================================================
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).
61 #include <openssl/conf.h>
62 #include <openssl/asn1.h>
63 #include <openssl/asn1t.h>
64 #include <openssl/x509v3.h>
66 static void *v2i_crld(const X509V3_EXT_METHOD
*method
,
67 X509V3_CTX
*ctx
, STACK_OF(CONF_VALUE
) *nval
);
68 static int i2r_crldp(const X509V3_EXT_METHOD
*method
, void *pcrldp
, BIO
*out
,
71 const X509V3_EXT_METHOD v3_crld
=
73 NID_crl_distribution_points
, 0, ASN1_ITEM_ref(CRL_DIST_POINTS
),
82 const X509V3_EXT_METHOD v3_freshest_crl
=
84 NID_freshest_crl
, 0, ASN1_ITEM_ref(CRL_DIST_POINTS
),
93 static STACK_OF(GENERAL_NAME
) *gnames_from_sectname(X509V3_CTX
*ctx
, char *sect
)
95 STACK_OF(CONF_VALUE
) *gnsect
;
96 STACK_OF(GENERAL_NAME
) *gens
;
98 gnsect
= X509V3_get_section(ctx
, sect
+ 1);
100 gnsect
= X509V3_parse_list(sect
);
103 X509V3err(X509V3_F_GNAMES_FROM_SECTNAME
,
104 X509V3_R_SECTION_NOT_FOUND
);
107 gens
= v2i_GENERAL_NAMES(NULL
, ctx
, gnsect
);
109 X509V3_section_free(ctx
, gnsect
);
111 sk_CONF_VALUE_pop_free(gnsect
, X509V3_conf_free
);
115 static int set_dist_point_name(DIST_POINT_NAME
**pdp
, X509V3_CTX
*ctx
,
118 STACK_OF(GENERAL_NAME
) *fnm
= NULL
;
119 STACK_OF(X509_NAME_ENTRY
) *rnm
= NULL
;
120 if (!strncmp(cnf
->name
, "fullname", 9))
122 fnm
= gnames_from_sectname(ctx
, cnf
->value
);
126 else if (!strcmp(cnf
->name
, "relativename"))
129 STACK_OF(CONF_VALUE
) *dnsect
;
131 nm
= X509_NAME_new();
134 dnsect
= X509V3_get_section(ctx
, cnf
->value
);
137 X509V3err(X509V3_F_SET_DIST_POINT_NAME
,
138 X509V3_R_SECTION_NOT_FOUND
);
141 ret
= X509V3_NAME_from_section(nm
, dnsect
, MBSTRING_ASC
);
142 X509V3_section_free(ctx
, dnsect
);
146 if (!ret
|| sk_X509_NAME_ENTRY_num(rnm
) <= 0)
148 /* Since its a name fragment can't have more than one
151 if (sk_X509_NAME_ENTRY_value(rnm
,
152 sk_X509_NAME_ENTRY_num(rnm
) - 1)->set
)
154 X509V3err(X509V3_F_SET_DIST_POINT_NAME
,
155 X509V3_R_INVALID_MULTIPLE_RDNS
);
164 X509V3err(X509V3_F_SET_DIST_POINT_NAME
,
165 X509V3_R_DISTPOINT_ALREADY_SET
);
169 *pdp
= DIST_POINT_NAME_new();
175 (*pdp
)->name
.fullname
= fnm
;
180 (*pdp
)->name
.relativename
= rnm
;
187 sk_GENERAL_NAME_pop_free(fnm
, GENERAL_NAME_free
);
189 sk_X509_NAME_ENTRY_pop_free(rnm
, X509_NAME_ENTRY_free
);
193 static const BIT_STRING_BITNAME reason_flags
[] = {
194 {0, "Unused", "unused"},
195 {1, "Key Compromise", "keyCompromise"},
196 {2, "CA Compromise", "CACompromise"},
197 {3, "Affiliation Changed", "affiliationChanged"},
198 {4, "Superseded", "superseded"},
199 {5, "Cessation Of Operation", "cessationOfOperation"},
200 {6, "Certificate Hold", "certificateHold"},
201 {7, "Privilege Withdrawn", "privilegeWithdrawn"},
202 {8, "AA Compromise", "AACompromise"},
206 static int set_reasons(ASN1_BIT_STRING
**preas
, char *value
)
208 STACK_OF(CONF_VALUE
) *rsk
= NULL
;
209 const BIT_STRING_BITNAME
*pbn
;
212 rsk
= X509V3_parse_list(value
);
217 for (i
= 0; i
< sk_CONF_VALUE_num(rsk
); i
++)
219 bnam
= sk_CONF_VALUE_value(rsk
, i
)->name
;
222 *preas
= ASN1_BIT_STRING_new();
226 for (pbn
= reason_flags
; pbn
->lname
; pbn
++)
228 if (!strcmp(pbn
->sname
, bnam
))
230 if (!ASN1_BIT_STRING_set_bit(*preas
,
242 sk_CONF_VALUE_pop_free(rsk
, X509V3_conf_free
);
246 static int print_reasons(BIO
*out
, const char *rname
,
247 ASN1_BIT_STRING
*rflags
, int indent
)
250 const BIT_STRING_BITNAME
*pbn
;
251 BIO_printf(out
, "%*s%s:\n%*s", indent
, "", rname
, indent
+ 2, "");
252 for (pbn
= reason_flags
; pbn
->lname
; pbn
++)
254 if (ASN1_BIT_STRING_get_bit(rflags
, pbn
->bitnum
))
260 BIO_puts(out
, pbn
->lname
);
264 BIO_puts(out
, "<EMPTY>\n");
270 static DIST_POINT
*crldp_from_section(X509V3_CTX
*ctx
,
271 STACK_OF(CONF_VALUE
) *nval
)
275 DIST_POINT
*point
= NULL
;
276 point
= DIST_POINT_new();
279 for(i
= 0; i
< sk_CONF_VALUE_num(nval
); i
++)
282 cnf
= sk_CONF_VALUE_value(nval
, i
);
283 ret
= set_dist_point_name(&point
->distpoint
, ctx
, cnf
);
288 if (!strcmp(cnf
->name
, "reasons"))
290 if (!set_reasons(&point
->reasons
, cnf
->value
))
293 else if (!strcmp(cnf
->name
, "CRLissuer"))
296 gnames_from_sectname(ctx
, cnf
->value
);
297 if (!point
->CRLissuer
)
307 DIST_POINT_free(point
);
311 static void *v2i_crld(const X509V3_EXT_METHOD
*method
,
312 X509V3_CTX
*ctx
, STACK_OF(CONF_VALUE
) *nval
)
314 STACK_OF(DIST_POINT
) *crld
= NULL
;
315 GENERAL_NAMES
*gens
= NULL
;
316 GENERAL_NAME
*gen
= NULL
;
319 if(!(crld
= sk_DIST_POINT_new_null())) goto merr
;
320 for(i
= 0; i
< sk_CONF_VALUE_num(nval
); i
++) {
322 cnf
= sk_CONF_VALUE_value(nval
, i
);
325 STACK_OF(CONF_VALUE
) *dpsect
;
326 dpsect
= X509V3_get_section(ctx
, cnf
->name
);
329 point
= crldp_from_section(ctx
, dpsect
);
330 X509V3_section_free(ctx
, dpsect
);
333 if(!sk_DIST_POINT_push(crld
, point
))
335 DIST_POINT_free(point
);
341 if(!(gen
= v2i_GENERAL_NAME(method
, ctx
, cnf
)))
343 if(!(gens
= GENERAL_NAMES_new()))
345 if(!sk_GENERAL_NAME_push(gens
, gen
))
348 if(!(point
= DIST_POINT_new()))
350 if(!sk_DIST_POINT_push(crld
, point
))
352 DIST_POINT_free(point
);
355 if(!(point
->distpoint
= DIST_POINT_NAME_new()))
357 point
->distpoint
->name
.fullname
= gens
;
358 point
->distpoint
->type
= 0;
365 X509V3err(X509V3_F_V2I_CRLD
,ERR_R_MALLOC_FAILURE
);
367 GENERAL_NAME_free(gen
);
368 GENERAL_NAMES_free(gens
);
369 sk_DIST_POINT_pop_free(crld
, DIST_POINT_free
);
373 IMPLEMENT_STACK_OF(DIST_POINT
)
374 IMPLEMENT_ASN1_SET_OF(DIST_POINT
)
376 static int dpn_cb(int operation
, ASN1_VALUE
**pval
, const ASN1_ITEM
*it
,
379 DIST_POINT_NAME
*dpn
= (DIST_POINT_NAME
*)*pval
;
383 case ASN1_OP_NEW_POST
:
387 case ASN1_OP_FREE_POST
:
389 X509_NAME_free(dpn
->dpname
);
396 ASN1_CHOICE_cb(DIST_POINT_NAME
, dpn_cb
) = {
397 ASN1_IMP_SEQUENCE_OF(DIST_POINT_NAME
, name
.fullname
, GENERAL_NAME
, 0),
398 ASN1_IMP_SET_OF(DIST_POINT_NAME
, name
.relativename
, X509_NAME_ENTRY
, 1)
399 } ASN1_CHOICE_END_cb(DIST_POINT_NAME
, DIST_POINT_NAME
, type
)
402 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT_NAME
)
404 ASN1_SEQUENCE(DIST_POINT
) = {
405 ASN1_EXP_OPT(DIST_POINT
, distpoint
, DIST_POINT_NAME
, 0),
406 ASN1_IMP_OPT(DIST_POINT
, reasons
, ASN1_BIT_STRING
, 1),
407 ASN1_IMP_SEQUENCE_OF_OPT(DIST_POINT
, CRLissuer
, GENERAL_NAME
, 2)
408 } ASN1_SEQUENCE_END(DIST_POINT
)
410 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT
)
412 ASN1_ITEM_TEMPLATE(CRL_DIST_POINTS
) =
413 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF
, 0, CRLDistributionPoints
, DIST_POINT
)
414 ASN1_ITEM_TEMPLATE_END(CRL_DIST_POINTS
)
416 IMPLEMENT_ASN1_FUNCTIONS(CRL_DIST_POINTS
)
418 ASN1_SEQUENCE(ISSUING_DIST_POINT
) = {
419 ASN1_EXP_OPT(ISSUING_DIST_POINT
, distpoint
, DIST_POINT_NAME
, 0),
420 ASN1_IMP_OPT(ISSUING_DIST_POINT
, onlyuser
, ASN1_FBOOLEAN
, 1),
421 ASN1_IMP_OPT(ISSUING_DIST_POINT
, onlyCA
, ASN1_FBOOLEAN
, 2),
422 ASN1_IMP_OPT(ISSUING_DIST_POINT
, onlysomereasons
, ASN1_BIT_STRING
, 3),
423 ASN1_IMP_OPT(ISSUING_DIST_POINT
, indirectCRL
, ASN1_FBOOLEAN
, 4),
424 ASN1_IMP_OPT(ISSUING_DIST_POINT
, onlyattr
, ASN1_FBOOLEAN
, 5)
425 } ASN1_SEQUENCE_END(ISSUING_DIST_POINT
)
427 IMPLEMENT_ASN1_FUNCTIONS(ISSUING_DIST_POINT
)
429 static int i2r_idp(const X509V3_EXT_METHOD
*method
, void *pidp
, BIO
*out
,
431 static void *v2i_idp(const X509V3_EXT_METHOD
*method
, X509V3_CTX
*ctx
,
432 STACK_OF(CONF_VALUE
) *nval
);
434 const X509V3_EXT_METHOD v3_idp
=
436 NID_issuing_distribution_point
, X509V3_EXT_MULTILINE
,
437 ASN1_ITEM_ref(ISSUING_DIST_POINT
),
446 static void *v2i_idp(const X509V3_EXT_METHOD
*method
, X509V3_CTX
*ctx
,
447 STACK_OF(CONF_VALUE
) *nval
)
449 ISSUING_DIST_POINT
*idp
= NULL
;
453 idp
= ISSUING_DIST_POINT_new();
456 for(i
= 0; i
< sk_CONF_VALUE_num(nval
); i
++)
458 cnf
= sk_CONF_VALUE_value(nval
, i
);
461 ret
= set_dist_point_name(&idp
->distpoint
, ctx
, cnf
);
466 if (!strcmp(name
, "onlyuser"))
468 if (!X509V3_get_value_bool(cnf
, &idp
->onlyuser
))
471 else if (!strcmp(name
, "onlyCA"))
473 if (!X509V3_get_value_bool(cnf
, &idp
->onlyCA
))
476 else if (!strcmp(name
, "onlyAA"))
478 if (!X509V3_get_value_bool(cnf
, &idp
->onlyattr
))
481 else if (!strcmp(name
, "indirectCRL"))
483 if (!X509V3_get_value_bool(cnf
, &idp
->indirectCRL
))
486 else if (!strcmp(name
, "onlysomereasons"))
488 if (!set_reasons(&idp
->onlysomereasons
, val
))
493 X509V3err(X509V3_F_V2I_IDP
, X509V3_R_INVALID_NAME
);
494 X509V3_conf_err(cnf
);
501 X509V3err(X509V3_F_V2I_IDP
,ERR_R_MALLOC_FAILURE
);
503 ISSUING_DIST_POINT_free(idp
);
507 static int print_gens(BIO
*out
, STACK_OF(GENERAL_NAME
) *gens
, int indent
)
510 for (i
= 0; i
< sk_GENERAL_NAME_num(gens
); i
++)
512 BIO_printf(out
, "%*s", indent
+ 2, "");
513 GENERAL_NAME_print(out
, sk_GENERAL_NAME_value(gens
, i
));
519 static int print_distpoint(BIO
*out
, DIST_POINT_NAME
*dpn
, int indent
)
523 BIO_printf(out
, "%*sFull Name:\n", indent
, "");
524 print_gens(out
, dpn
->name
.fullname
, indent
);
529 ntmp
.entries
= dpn
->name
.relativename
;
530 BIO_printf(out
, "%*sRelative Name:\n%*s",
531 indent
, "", indent
+ 2, "");
532 X509_NAME_print_ex(out
, &ntmp
, 0, XN_FLAG_ONELINE
);
538 static int i2r_idp(const X509V3_EXT_METHOD
*method
, void *pidp
, BIO
*out
,
541 ISSUING_DIST_POINT
*idp
= pidp
;
543 print_distpoint(out
, idp
->distpoint
, indent
);
544 if (idp
->onlyuser
> 0)
545 BIO_printf(out
, "%*sOnly User Certificates\n", indent
, "");
547 BIO_printf(out
, "%*sOnly CA Certificates\n", indent
, "");
548 if (idp
->indirectCRL
> 0)
549 BIO_printf(out
, "%*sIndirect CRL\n", indent
, "");
550 if (idp
->onlysomereasons
)
551 print_reasons(out
, "Only Some Reasons",
552 idp
->onlysomereasons
, indent
);
553 if (idp
->onlyattr
> 0)
554 BIO_printf(out
, "%*sOnly Attribute Certificates\n", indent
, "");
555 if (!idp
->distpoint
&& (idp
->onlyuser
<= 0) && (idp
->onlyCA
<= 0)
556 && (idp
->indirectCRL
<= 0) && !idp
->onlysomereasons
557 && (idp
->onlyattr
<= 0))
558 BIO_printf(out
, "%*s<EMPTY>\n", indent
, "");
563 static int i2r_crldp(const X509V3_EXT_METHOD
*method
, void *pcrldp
, BIO
*out
,
566 STACK_OF(DIST_POINT
) *crld
= pcrldp
;
569 for(i
= 0; i
< sk_DIST_POINT_num(crld
); i
++)
572 point
= sk_DIST_POINT_value(crld
, i
);
574 print_distpoint(out
, point
->distpoint
, indent
);
576 print_reasons(out
, "Reasons", point
->reasons
,
580 BIO_printf(out
, "%*sCRL Issuer:\n", indent
, "");
581 print_gens(out
, point
->CRLissuer
, indent
);
587 int DIST_POINT_set_dpname(DIST_POINT_NAME
*dpn
, X509_NAME
*iname
)
590 STACK_OF(X509_NAME_ENTRY
) *frag
;
592 if (!dpn
|| (dpn
->type
!= 1))
594 frag
= dpn
->name
.relativename
;
595 dpn
->dpname
= X509_NAME_dup(iname
);
598 for (i
= 0; i
< sk_X509_NAME_ENTRY_num(frag
); i
++)
600 ne
= sk_X509_NAME_ENTRY_value(frag
, i
);
601 if (!X509_NAME_add_entry(dpn
->dpname
, ne
, -1, i
? 0 : 1))
603 X509_NAME_free(dpn
->dpname
);
608 /* generate cached encoding of name */
609 if (i2d_X509_NAME(dpn
->dpname
, NULL
) < 0)
611 X509_NAME_free(dpn
->dpname
);