2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999, 2005 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 STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method,
67 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);
68 static int i2r_crldp(X509V3_EXT_METHOD *method, void *pcrldp, BIO *out,
71 X509V3_EXT_METHOD v3_crld = {
72 NID_crl_distribution_points, X509V3_EXT_MULTILINE, ASN1_ITEM_ref(CRL_DIST_POINTS),
76 (X509V3_EXT_V2I)v2i_crld,
81 static STACK_OF(DIST_POINT) *v2i_crld(X509V3_EXT_METHOD *method,
82 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval)
84 STACK_OF(DIST_POINT) *crld = NULL;
85 GENERAL_NAMES *gens = NULL;
86 GENERAL_NAME *gen = NULL;
89 if(!(crld = sk_DIST_POINT_new_null())) goto merr;
90 for(i = 0; i < sk_CONF_VALUE_num(nval); i++) {
92 cnf = sk_CONF_VALUE_value(nval, i);
93 if(!(gen = v2i_GENERAL_NAME(method, ctx, cnf))) goto err;
94 if(!(gens = GENERAL_NAMES_new())) goto merr;
95 if(!sk_GENERAL_NAME_push(gens, gen)) goto merr;
97 if(!(point = DIST_POINT_new())) goto merr;
98 if(!sk_DIST_POINT_push(crld, point)) {
99 DIST_POINT_free(point);
102 if(!(point->distpoint = DIST_POINT_NAME_new())) goto merr;
103 point->distpoint->name.fullname = gens;
104 point->distpoint->type = 0;
110 X509V3err(X509V3_F_V2I_CRLD,ERR_R_MALLOC_FAILURE);
112 GENERAL_NAME_free(gen);
113 GENERAL_NAMES_free(gens);
114 sk_DIST_POINT_pop_free(crld, DIST_POINT_free);
118 IMPLEMENT_STACK_OF(DIST_POINT)
119 IMPLEMENT_ASN1_SET_OF(DIST_POINT)
122 ASN1_CHOICE(DIST_POINT_NAME) = {
123 ASN1_IMP_SEQUENCE_OF(DIST_POINT_NAME, name.fullname, GENERAL_NAME, 0),
124 ASN1_IMP_SET_OF(DIST_POINT_NAME, name.relativename, X509_NAME_ENTRY, 1)
125 } ASN1_CHOICE_END(DIST_POINT_NAME)
127 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT_NAME)
129 ASN1_SEQUENCE(DIST_POINT) = {
130 ASN1_EXP_OPT(DIST_POINT, distpoint, DIST_POINT_NAME, 0),
131 ASN1_IMP_OPT(DIST_POINT, reasons, ASN1_BIT_STRING, 1),
132 ASN1_IMP_SEQUENCE_OF_OPT(DIST_POINT, CRLissuer, GENERAL_NAME, 2)
133 } ASN1_SEQUENCE_END(DIST_POINT)
135 IMPLEMENT_ASN1_FUNCTIONS(DIST_POINT)
137 ASN1_ITEM_TEMPLATE(CRL_DIST_POINTS) =
138 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CRLDistributionPoints, DIST_POINT)
139 ASN1_ITEM_TEMPLATE_END(CRL_DIST_POINTS)
141 IMPLEMENT_ASN1_FUNCTIONS(CRL_DIST_POINTS)
143 ASN1_SEQUENCE(ISSUING_DIST_POINT) = {
144 ASN1_EXP_OPT(ISSUING_DIST_POINT, distpoint, DIST_POINT_NAME, 0),
145 ASN1_IMP_OPT(ISSUING_DIST_POINT, onlyuser, ASN1_FBOOLEAN, 1),
146 ASN1_IMP_OPT(ISSUING_DIST_POINT, onlyCA, ASN1_FBOOLEAN, 2),
147 ASN1_IMP_OPT(ISSUING_DIST_POINT, onlysomereasons, ASN1_BIT_STRING, 3),
148 ASN1_IMP_OPT(ISSUING_DIST_POINT, indirectCRL, ASN1_FBOOLEAN, 4),
149 ASN1_IMP_OPT(ISSUING_DIST_POINT, onlyattr, ASN1_FBOOLEAN, 5)
150 } ASN1_SEQUENCE_END(ISSUING_DIST_POINT)
152 static int i2r_idp(X509V3_EXT_METHOD *method,
153 void *pidp, BIO *out, int indent);
155 X509V3_EXT_METHOD v3_idp =
157 NID_issuing_distribution_point, X509V3_EXT_MULTILINE,
158 ASN1_ITEM_ref(ISSUING_DIST_POINT),
166 static const BIT_STRING_BITNAME reason_flags[] = {
167 {1, "Key Compromise", "keyCompromise"},
168 {2, "CA Compromise", "CACompromise"},
169 {3, "Affiliation Changed", "affiliationChanged"},
170 {4, "Superseded", "superseded"},
171 {5, "Cessation Of Operation", "cessationOfOperation"},
172 {6, "Certificate Hold", "certificateHold"},
173 {7, "Privilege Withdrawn", "privilegeWithdrawn"},
174 {8, "AA Compromise", "AACompromise"},
178 static int print_reasons(BIO *out, const char *rname,
179 ASN1_BIT_STRING *rflags, int indent)
182 const BIT_STRING_BITNAME *pbn;
183 BIO_printf(out, "%*s%s:\n%*s", indent, "", rname, indent + 2, "");
184 for (pbn = reason_flags; pbn->lname; pbn++)
186 if (ASN1_BIT_STRING_get_bit(rflags, pbn->bitnum))
192 BIO_puts(out, pbn->lname);
196 BIO_puts(out, "<EMPTY>\n");
202 static int print_gens(BIO *out, STACK_OF(GENERAL_NAME) *gens, int indent)
205 for (i = 0; i < sk_GENERAL_NAME_num(gens); i++)
207 BIO_printf(out, "%*s", indent + 2, "");
208 GENERAL_NAME_print(out, sk_GENERAL_NAME_value(gens, i));
214 static int print_distpoint(BIO *out, DIST_POINT_NAME *dpn, int indent)
218 BIO_printf(out, "%*sFull Name:\n", indent, "");
219 print_gens(out, dpn->name.fullname, indent + 2);
224 ntmp.entries = dpn->name.relativename;
225 BIO_printf(out, "%*sRelative Name:\n%*s",
226 indent, "", indent + 2, "");
227 X509_NAME_print_ex(out, &ntmp, 0, XN_FLAG_ONELINE);
233 static int i2r_idp(X509V3_EXT_METHOD *method, void *pidp, BIO *out, int indent)
235 ISSUING_DIST_POINT *idp = pidp;
237 print_distpoint(out, idp->distpoint, indent);
238 if (idp->onlyuser > 0)
239 BIO_printf(out, "%*sOnly User Certificates\n", indent, "");
241 BIO_printf(out, "%*sOnly CA Certificates\n", indent, "");
242 if (idp->indirectCRL > 0)
243 BIO_printf(out, "%*sIndirect CRL\n", indent, "");
244 if (idp->onlysomereasons)
245 print_reasons(out, "Only Some Reasons",
246 idp->onlysomereasons, indent);
247 if (idp->onlyattr > 0)
248 BIO_printf(out, "%*sOnly Attribute Certificates\n", indent, "");
249 if (!idp->distpoint && (idp->onlyuser <= 0) && (idp->onlyCA <= 0)
250 && (idp->indirectCRL <= 0) && !idp->onlysomereasons
251 && (idp->onlyattr <= 0))
252 BIO_printf(out, "%*s<EMPTY>\n", indent, "");
257 static int i2r_crldp(X509V3_EXT_METHOD *method, void *pcrldp, BIO *out,
260 STACK_OF(DIST_POINT) *crld = pcrldp;
263 for(i = 0; i < sk_DIST_POINT_num(crld); i++)
265 point = sk_DIST_POINT_value(crld, i);
267 print_distpoint(out, point->distpoint, indent + 2);
269 print_reasons(out, "Reasons", point->reasons,
273 BIO_printf(out, "%*sCRL Issuer:\n", indent, "");
274 print_gens(out, point->CRLissuer, indent + 2);