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 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 + 1] = 0; 153 oid = OBJ_nid2obj(nid); 154 oid->ln = lntmp; 155 } 156 157 return 1; 158 } 159 160 161