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      1 /* v3_ia5.c */
      2 /*
      3  * Written by Dr Stephen N Henson (steve (at) 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 (at) 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 (at) cryptsoft.com).  This product includes software written by Tim
     56  * Hudson (tjh (at) 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 
     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 
    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 = M_ASN1_IA5STRING_new()))
    112         goto err;
    113     if (!ASN1_STRING_set((ASN1_STRING *)ia5, (unsigned char *)str,
    114                          strlen(str))) {
    115         M_ASN1_IA5STRING_free(ia5);
    116         goto err;
    117     }
    118     return ia5;
    119  err:
    120     OPENSSL_PUT_ERROR(X509V3, ERR_R_MALLOC_FAILURE);
    121     return NULL;
    122 }
    123