1 /* asn_moid.c */

     2 /* Written by Stephen Henson (shenson@bigfoot.com) for the OpenSSL

     3  * project 2001.

     4  */

     5 /* ====================================================================

     6  * Copyright (c) 2001-2004 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  * 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).

    56  *

    57  */

    58 

    59 #include <stdio.h>

    60 #include <ctype.h>

    61 #include <openssl/crypto.h>

    62 #include "cryptlib.h"

    63 #include <openssl/conf.h>

    64 #include <openssl/dso.h>

    65 #include <openssl/x509.h>

    66 

    67 /* Simple ASN1 OID module: add all objects in a given section */

    68 

    69 static int do_create(char *value, char *name);

    70 

    71 static int oid_module_init(CONF_IMODULE *md, const CONF *cnf)

    72 	{

    73 	int i;

    74 	const char *oid_section;

    75 	STACK_OF(CONF_VALUE) *sktmp;

    76 	CONF_VALUE *oval;

    77 	oid_section = CONF_imodule_get_value(md);

    78 	if(!(sktmp = NCONF_get_section(cnf, oid_section)))

    79 		{

    80 		ASN1err(ASN1_F_OID_MODULE_INIT, ASN1_R_ERROR_LOADING_SECTION);

    81 		return 0;

    82 		}

    83 	for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++)

    84 		{

    85 		oval = sk_CONF_VALUE_value(sktmp, i);

    86 		if(!do_create(oval->value, oval->name))

    87 			{

    88 			ASN1err(ASN1_F_OID_MODULE_INIT, ASN1_R_ADDING_OBJECT);

    89 			return 0;

    90 			}

    91 		}

    92 	return 1;

    93 	}

    94 

    95 static void oid_module_finish(CONF_IMODULE *md)

    96 	{

    97 	OBJ_cleanup();

    98 	}

    99 

   100 EXPORT_C void ASN1_add_oid_module(void)

   101 	{

   102 	CONF_module_add("oid_section", oid_module_init, oid_module_finish);

   103 	}

   104 

   105 /* Create an OID based on a name value pair. Accept two formats.

   106  * shortname = 1.2.3.4

   107  * shortname = some long name, 1.2.3.4

   108  */

   109 

   110 

   111 static int do_create(char *value, char *name)

   112 	{

   113 	int nid;

   114 	ASN1_OBJECT *oid;

   115 	char *ln, *ostr, *p, *lntmp;

   116 	p = strrchr(value, ',');

   117 	if (!p)

   118 		{

   119 		ln = name;

   120 		ostr = value;

   121 		}

   122 	else

   123 		{

   124 		ln = NULL;

   125 		ostr = p + 1;

   126 		if (!*ostr)

   127 			return 0;

   128 		while(isspace((unsigned char)*ostr)) ostr++;

   129 		}

   130 

   131 	nid = OBJ_create(ostr, name, ln);

   132 

   133 	if (nid == NID_undef)

   134 		return 0;

   135 

   136 	if (p)

   137 		{

   138 		ln = value;

   139 		while(isspace((unsigned char)*ln)) ln++;

   140 		p--;

   141 		while(isspace((unsigned char)*p))

   142 			{

   143 			if (p == ln)

   144 				return 0;

   145 			p--;

   146 			}

   147 		p++;

   148 		lntmp = OPENSSL_malloc((p - ln) + 1);

   149 		if (lntmp == NULL)

   150 			return 0;

   151 		memcpy(lntmp, ln, p - ln);

   152 		lntmp[p - ln] = 0;

   153 		oid = OBJ_nid2obj(nid);

   154 		oid->ln = lntmp;

   155 		}

   156 

   157 	return 1;

   158 	}

   159 		

   160