Branch data Line data Source code
1 : : /* asn_mstbl.c */
2 : : /* Written by Stephen Henson (steve@openssl.org) for the OpenSSL
3 : : * project 2012.
4 : : */
5 : : /* ====================================================================
6 : : * Copyright (c) 2012 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 : : */
54 : :
55 : : #include <stdio.h>
56 : : #include <ctype.h>
57 : : #include <openssl/crypto.h>
58 : : #include "cryptlib.h"
59 : : #include <openssl/conf.h>
60 : : #include <openssl/x509v3.h>
61 : :
62 : : /* Multi string module: add table enstries from a given section */
63 : :
64 : : static int do_tcreate(char *value, char *name);
65 : :
66 : 0 : static int stbl_module_init(CONF_IMODULE *md, const CONF *cnf)
67 : : {
68 : : int i;
69 : : const char *stbl_section;
70 : : STACK_OF(CONF_VALUE) *sktmp;
71 : : CONF_VALUE *mval;
72 : 0 : stbl_section = CONF_imodule_get_value(md);
73 [ # # ]: 0 : if(!(sktmp = NCONF_get_section(cnf, stbl_section)))
74 : : {
75 : 0 : ASN1err(ASN1_F_STBL_MODULE_INIT, ASN1_R_ERROR_LOADING_SECTION);
76 : 0 : return 0;
77 : : }
78 [ # # ]: 0 : for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++)
79 : : {
80 : 0 : mval = sk_CONF_VALUE_value(sktmp, i);
81 [ # # ]: 0 : if(!do_tcreate(mval->value, mval->name))
82 : : {
83 : 0 : ASN1err(ASN1_F_STBL_MODULE_INIT, ASN1_R_INVALID_VALUE);
84 : 0 : return 0;
85 : : }
86 : : }
87 : : return 1;
88 : : }
89 : :
90 : 0 : static void stbl_module_finish(CONF_IMODULE *md)
91 : : {
92 : 0 : ASN1_STRING_TABLE_cleanup();
93 : 0 : }
94 : :
95 : 663 : void ASN1_add_stable_module(void)
96 : : {
97 : 663 : CONF_module_add("stbl_section", stbl_module_init, stbl_module_finish);
98 : 663 : }
99 : :
100 : : /* Create an table entry based on a name value pair.
101 : : * format is oid_name = n1:v1, n2:v2,...
102 : : * where name is "min", "max", "mask" or "flags".
103 : : */
104 : :
105 : :
106 : 0 : static int do_tcreate(char *value, char *name)
107 : : {
108 : : char *eptr;
109 : 0 : int nid, i, rv = 0;
110 : 0 : long tbl_min = -1, tbl_max = -1;
111 : 0 : unsigned long tbl_mask = 0, tbl_flags = 0;
112 : 0 : STACK_OF(CONF_VALUE) *lst = NULL;
113 : 0 : CONF_VALUE *cnf = NULL;
114 : 0 : nid = OBJ_sn2nid(name);
115 [ # # ]: 0 : if (nid == NID_undef)
116 : 0 : nid = OBJ_ln2nid(name);
117 [ # # ]: 0 : if (nid == NID_undef)
118 : : goto err;
119 : 0 : lst = X509V3_parse_list(value);
120 [ # # ]: 0 : if (!lst)
121 : : goto err;
122 [ # # ]: 0 : for (i = 0; i < sk_CONF_VALUE_num(lst); i++)
123 : : {
124 : 0 : cnf = sk_CONF_VALUE_value(lst, i);
125 [ # # ]: 0 : if (!strcmp(cnf->name, "min"))
126 : : {
127 : 0 : tbl_min = strtoul(cnf->value, &eptr, 0);
128 [ # # ]: 0 : if (*eptr)
129 : : goto err;
130 : : }
131 [ # # ]: 0 : else if (!strcmp(cnf->name, "max"))
132 : : {
133 : 0 : tbl_max = strtoul(cnf->value, &eptr, 0);
134 [ # # ]: 0 : if (*eptr)
135 : : goto err;
136 : : }
137 [ # # ]: 0 : else if (!strcmp(cnf->name, "mask"))
138 : : {
139 [ # # ][ # # ]: 0 : if (!ASN1_str2mask(cnf->value, &tbl_mask) || !tbl_mask)
140 : : goto err;
141 : : }
142 [ # # ]: 0 : else if (!strcmp(cnf->name, "flags"))
143 : : {
144 [ # # ]: 0 : if (!strcmp(cnf->value, "nomask"))
145 : : tbl_flags = STABLE_NO_MASK;
146 [ # # ]: 0 : else if (!strcmp(cnf->value, "none"))
147 : : tbl_flags = STABLE_FLAGS_CLEAR;
148 : : else
149 : : goto err;
150 : : }
151 : : else
152 : : goto err;
153 : : }
154 : : rv = 1;
155 : : err:
156 [ # # ]: 0 : if (rv == 0)
157 : : {
158 : 0 : ASN1err(ASN1_F_DO_TCREATE, ASN1_R_INVALID_STRING_TABLE_VALUE);
159 [ # # ]: 0 : if (cnf)
160 : 0 : ERR_add_error_data(4, "field=", cnf->name,
161 : : ", value=", cnf->value);
162 : : else
163 : 0 : ERR_add_error_data(4, "name=", name,
164 : : ", value=", value);
165 : : }
166 : : else
167 : : {
168 : 0 : rv = ASN1_STRING_TABLE_add(nid, tbl_min, tbl_max,
169 : : tbl_mask, tbl_flags);
170 [ # # ]: 0 : if (!rv)
171 : 0 : ASN1err(ASN1_F_DO_TCREATE, ERR_R_MALLOC_FAILURE);
172 : : }
173 [ # # ]: 0 : if (lst)
174 : 0 : sk_CONF_VALUE_pop_free(lst, X509V3_conf_free);
175 : 0 : return rv;
176 : : }
177 : :
178 : :
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