2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 1999 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).
68 static STACK *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, BASIC_CONSTRAINTS *bcons, STACK *extlist);
69 static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK *values);
73 static STACK *i2v_BASIC_CONSTRAINTS();
74 static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS();
78 X509V3_EXT_METHOD v3_bcons = {
79 NID_basic_constraints, 0,
80 (X509V3_EXT_NEW)BASIC_CONSTRAINTS_new,
81 BASIC_CONSTRAINTS_free,
82 (X509V3_EXT_D2I)d2i_BASIC_CONSTRAINTS,
83 i2d_BASIC_CONSTRAINTS,
85 (X509V3_EXT_I2V)i2v_BASIC_CONSTRAINTS,
86 (X509V3_EXT_V2I)v2i_BASIC_CONSTRAINTS,
93 * ASN1err(ASN1_F_BASIC_CONSTRAINTS_NEW,ERR_R_MALLOC_FAILURE);
94 * ASN1err(ASN1_F_D2I_BASIC_CONSTRAINTS,ERR_R_MALLOC_FAILURE);
97 int i2d_BASIC_CONSTRAINTS(a,pp)
102 if(a->ca) M_ASN1_I2D_len (a->ca, i2d_ASN1_BOOLEAN);
103 M_ASN1_I2D_len (a->pathlen, i2d_ASN1_INTEGER);
105 M_ASN1_I2D_seq_total();
107 if (a->ca) M_ASN1_I2D_put (a->ca, i2d_ASN1_BOOLEAN);
108 M_ASN1_I2D_put (a->pathlen, i2d_ASN1_INTEGER);
112 BASIC_CONSTRAINTS *BASIC_CONSTRAINTS_new()
114 BASIC_CONSTRAINTS *ret=NULL;
116 M_ASN1_New_Malloc(ret, BASIC_CONSTRAINTS);
120 M_ASN1_New_Error(ASN1_F_BASIC_CONSTRAINTS_NEW);
123 BASIC_CONSTRAINTS *d2i_BASIC_CONSTRAINTS(a,pp,length)
124 BASIC_CONSTRAINTS **a;
128 M_ASN1_D2I_vars(a,BASIC_CONSTRAINTS *,BASIC_CONSTRAINTS_new);
130 M_ASN1_D2I_start_sequence();
131 if((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) ==
132 (V_ASN1_UNIVERSAL|V_ASN1_BOOLEAN) ) {
133 M_ASN1_D2I_get_int (ret->ca, d2i_ASN1_BOOLEAN);
135 M_ASN1_D2I_get_opt (ret->pathlen, d2i_ASN1_INTEGER, V_ASN1_INTEGER);
136 M_ASN1_D2I_Finish(a, BASIC_CONSTRAINTS_free, ASN1_F_D2I_BASIC_CONSTRAINTS);
139 void BASIC_CONSTRAINTS_free(a)
140 BASIC_CONSTRAINTS *a;
142 if (a == NULL) return;
143 ASN1_INTEGER_free (a->pathlen);
147 static STACK *i2v_BASIC_CONSTRAINTS(method, bcons, extlist)
148 X509V3_EXT_METHOD *method;
149 BASIC_CONSTRAINTS *bcons;
152 X509V3_add_value_bool("CA", bcons->ca, &extlist);
153 X509V3_add_value_int("pathlen", bcons->pathlen, &extlist);
157 static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(method, ctx, values)
158 X509V3_EXT_METHOD *method;
162 BASIC_CONSTRAINTS *bcons=NULL;
165 if(!(bcons = BASIC_CONSTRAINTS_new())) {
166 X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, ERR_R_MALLOC_FAILURE);
169 for(i = 0; i < sk_num(values); i++) {
170 val = (CONF_VALUE *)sk_value(values, i);
171 if(!strcmp(val->name, "CA")) {
172 if(!X509V3_get_value_bool(val, &bcons->ca)) goto err;
173 } else if(!strcmp(val->name, "pathlen")) {
174 if(!X509V3_get_value_int(val, &bcons->pathlen)) goto err;
176 X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, X509V3_R_INVALID_NAME);
177 X509V3_conf_err(val);
183 BASIC_CONSTRAINTS_free(bcons);