1 /* v3_ia5.c */
2 /*
3  * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4  * 1999.
5  */
6 /* ====================================================================
7  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  *
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  *
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in
18  *    the documentation and/or other materials provided with the
19  *    distribution.
20  *
21  * 3. All advertising materials mentioning features or use of this
22  *    software must display the following acknowledgment:
23  *    "This product includes software developed by the OpenSSL Project
24  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25  *
26  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27  *    endorse or promote products derived from this software without
28  *    prior written permission. For written permission, please contact
29  *    licensing@OpenSSL.org.
30  *
31  * 5. Products derived from this software may not be called "OpenSSL"
32  *    nor may "OpenSSL" appear in their names without prior written
33  *    permission of the OpenSSL Project.
34  *
35  * 6. Redistributions of any form whatsoever must retain the following
36  *    acknowledgment:
37  *    "This product includes software developed by the OpenSSL Project
38  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39  *
40  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
44  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51  * OF THE POSSIBILITY OF SUCH DAMAGE.
52  * ====================================================================
53  *
54  * This product includes cryptographic software written by Eric Young
55  * (eay@cryptsoft.com).  This product includes software written by Tim
56  * Hudson (tjh@cryptsoft.com).
57  *
58  */
59 
60 #include <stdio.h>
61 #include <string.h>
62 
63 #include <openssl/asn1.h>
64 #include <openssl/conf.h>
65 #include <openssl/err.h>
66 #include <openssl/mem.h>
67 #include <openssl/obj.h>
68 #include <openssl/x509v3.h>
69 
70 #include "../internal.h"
71 
72 
73 static char *i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method,
74                                 ASN1_IA5STRING *ia5);
75 static ASN1_IA5STRING *s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method,
76                                           X509V3_CTX *ctx, char *str);
77 const X509V3_EXT_METHOD v3_ns_ia5_list[] = {
78     EXT_IA5STRING(NID_netscape_base_url),
79     EXT_IA5STRING(NID_netscape_revocation_url),
80     EXT_IA5STRING(NID_netscape_ca_revocation_url),
81     EXT_IA5STRING(NID_netscape_renewal_url),
82     EXT_IA5STRING(NID_netscape_ca_policy_url),
83     EXT_IA5STRING(NID_netscape_ssl_server_name),
84     EXT_IA5STRING(NID_netscape_comment),
85     EXT_END
86 };
87 
i2s_ASN1_IA5STRING(X509V3_EXT_METHOD * method,ASN1_IA5STRING * ia5)88 static char *i2s_ASN1_IA5STRING(X509V3_EXT_METHOD *method,
89                                 ASN1_IA5STRING *ia5)
90 {
91     char *tmp;
92     if (!ia5 || !ia5->length)
93         return NULL;
94     if (!(tmp = OPENSSL_malloc(ia5->length + 1))) {
95         OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
96         return NULL;
97     }
98     OPENSSL_memcpy(tmp, ia5->data, ia5->length);
99     tmp[ia5->length] = 0;
100     return tmp;
101 }
102 
s2i_ASN1_IA5STRING(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,char * str)103 static ASN1_IA5STRING *s2i_ASN1_IA5STRING(X509V3_EXT_METHOD *method,
104                                           X509V3_CTX *ctx, char *str)
105 {
106     ASN1_IA5STRING *ia5;
107     if (!str) {
108         OPENSSL_PUT_ERROR(X509V3, X509V3_R_INVALID_NULL_ARGUMENT);
109         return NULL;
110     }
111     if (!(ia5 = ASN1_IA5STRING_new()))
112         goto err;
113     if (!ASN1_STRING_set(ia5, str, strlen(str))) {
114         ASN1_IA5STRING_free(ia5);
115         goto err;
116     }
117     return ia5;
118  err:
119     OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
120     return NULL;
121 }
122