1c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* v3_bcons.c */ 2c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * project 1999. 4c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 5c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org/* ==================================================================== 6c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 7c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 8c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Redistribution and use in source and binary forms, with or without 9c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * modification, are permitted provided that the following conditions 10c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * are met: 11c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 12c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 1. Redistributions of source code must retain the above copyright 13c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer. 14c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 15c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 2. Redistributions in binary form must reproduce the above copyright 16c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * notice, this list of conditions and the following disclaimer in 17c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * the documentation and/or other materials provided with the 18c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * distribution. 19c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 20c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 3. All advertising materials mentioning features or use of this 21c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * software must display the following acknowledgment: 22c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software developed by the OpenSSL Project 23c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 25c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * endorse or promote products derived from this software without 27c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * prior written permission. For written permission, please contact 28c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * licensing@OpenSSL.org. 29c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 30c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 5. Products derived from this software may not be called "OpenSSL" 31c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * nor may "OpenSSL" appear in their names without prior written 32c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * permission of the OpenSSL Project. 33c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 34c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 6. Redistributions of any form whatsoever must retain the following 35c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * acknowledgment: 36c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * "This product includes software developed by the OpenSSL Project 37c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 39c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * OF THE POSSIBILITY OF SUCH DAMAGE. 51c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * ==================================================================== 52c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 53c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * This product includes cryptographic software written by Eric Young 54c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * (eay@cryptsoft.com). This product includes software written by Tim 55c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * Hudson (tjh@cryptsoft.com). 56c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org * 57c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org */ 58c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 59c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 60c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <stdio.h> 61c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include "cryptlib.h" 62c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/asn1.h> 63c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/asn1t.h> 64c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/conf.h> 65c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org#include <openssl/x509v3.h> 66c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 67c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist); 68c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values); 69c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 70c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgconst X509V3_EXT_METHOD v3_bcons = { 71c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgNID_basic_constraints, 0, 72c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgASN1_ITEM_ref(BASIC_CONSTRAINTS), 73c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org0,0,0,0, 74c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org0,0, 75c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org(X509V3_EXT_I2V)i2v_BASIC_CONSTRAINTS, 76c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org(X509V3_EXT_V2I)v2i_BASIC_CONSTRAINTS, 77c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgNULL,NULL, 78c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgNULL 79c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org}; 80c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 81c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgASN1_SEQUENCE(BASIC_CONSTRAINTS) = { 82c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ASN1_OPT(BASIC_CONSTRAINTS, ca, ASN1_FBOOLEAN), 83c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org ASN1_OPT(BASIC_CONSTRAINTS, pathlen, ASN1_INTEGER) 84c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org} ASN1_SEQUENCE_END(BASIC_CONSTRAINTS) 85c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 86c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgIMPLEMENT_ASN1_FUNCTIONS(BASIC_CONSTRAINTS) 87c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 88c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 89c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, 90c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist) 91c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org{ 92c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org X509V3_add_value_bool("CA", bcons->ca, &extlist); 93c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org X509V3_add_value_int("pathlen", bcons->pathlen, &extlist); 94c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return extlist; 95c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org} 96c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 97c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.orgstatic BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, 98c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values) 99c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org{ 100c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org BASIC_CONSTRAINTS *bcons=NULL; 101c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org CONF_VALUE *val; 102c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org int i; 103c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!(bcons = BASIC_CONSTRAINTS_new())) { 104c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, ERR_R_MALLOC_FAILURE); 105c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 106c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 107c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org for(i = 0; i < sk_CONF_VALUE_num(values); i++) { 108c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org val = sk_CONF_VALUE_value(values, i); 109c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!strcmp(val->name, "CA")) { 110c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!X509V3_get_value_bool(val, &bcons->ca)) goto err; 111c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } else if(!strcmp(val->name, "pathlen")) { 112c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org if(!X509V3_get_value_int(val, &bcons->pathlen)) goto err; 113c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } else { 114c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org X509V3err(X509V3_F_V2I_BASIC_CONSTRAINTS, X509V3_R_INVALID_NAME); 115c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org X509V3_conf_err(val); 116c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org goto err; 117c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 118c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org } 119c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return bcons; 120c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org err: 121c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org BASIC_CONSTRAINTS_free(bcons); 122c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org return NULL; 123c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org} 124c9490d33b98b7affb729b5f1db13cb0a348471aagl@chromium.org 125