| /* v3_bcons.c */ |
| /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL |
| * project 1999. |
| */ |
| /* ==================================================================== |
| * Copyright (c) 1999 The OpenSSL Project. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. All advertising materials mentioning features or use of this |
| * software must display the following acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" |
| * |
| * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to |
| * endorse or promote products derived from this software without |
| * prior written permission. For written permission, please contact |
| * licensing@OpenSSL.org. |
| * |
| * 5. Products derived from this software may not be called "OpenSSL" |
| * nor may "OpenSSL" appear in their names without prior written |
| * permission of the OpenSSL Project. |
| * |
| * 6. Redistributions of any form whatsoever must retain the following |
| * acknowledgment: |
| * "This product includes software developed by the OpenSSL Project |
| * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY |
| * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
| * OF THE POSSIBILITY OF SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This product includes cryptographic software written by Eric Young |
| * (eay@cryptsoft.com). This product includes software written by Tim |
| * Hudson (tjh@cryptsoft.com). */ |
| |
| |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include <openssl/asn1.h> |
| #include <openssl/asn1t.h> |
| #include <openssl/conf.h> |
| #include <openssl/err.h> |
| #include <openssl/obj.h> |
| #include <openssl/x509v3.h> |
| |
| |
| static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist); |
| static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values); |
| |
| const X509V3_EXT_METHOD v3_bcons = { |
| NID_basic_constraints, 0, |
| ASN1_ITEM_ref(BASIC_CONSTRAINTS), |
| 0,0,0,0, |
| 0,0, |
| (X509V3_EXT_I2V)i2v_BASIC_CONSTRAINTS, |
| (X509V3_EXT_V2I)v2i_BASIC_CONSTRAINTS, |
| NULL,NULL, |
| NULL |
| }; |
| |
| ASN1_SEQUENCE(BASIC_CONSTRAINTS) = { |
| ASN1_OPT(BASIC_CONSTRAINTS, ca, ASN1_FBOOLEAN), |
| ASN1_OPT(BASIC_CONSTRAINTS, pathlen, ASN1_INTEGER) |
| } ASN1_SEQUENCE_END(BASIC_CONSTRAINTS) |
| |
| IMPLEMENT_ASN1_FUNCTIONS(BASIC_CONSTRAINTS) |
| |
| |
| static STACK_OF(CONF_VALUE) *i2v_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, |
| BASIC_CONSTRAINTS *bcons, STACK_OF(CONF_VALUE) *extlist) |
| { |
| X509V3_add_value_bool("CA", bcons->ca, &extlist); |
| X509V3_add_value_int("pathlen", bcons->pathlen, &extlist); |
| return extlist; |
| } |
| |
| static BASIC_CONSTRAINTS *v2i_BASIC_CONSTRAINTS(X509V3_EXT_METHOD *method, |
| X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *values) |
| { |
| BASIC_CONSTRAINTS *bcons=NULL; |
| CONF_VALUE *val; |
| size_t i; |
| if(!(bcons = BASIC_CONSTRAINTS_new())) { |
| OPENSSL_PUT_ERROR(X509V3, v2i_BASIC_CONSTRAINTS, ERR_R_MALLOC_FAILURE); |
| return NULL; |
| } |
| for(i = 0; i < sk_CONF_VALUE_num(values); i++) { |
| val = sk_CONF_VALUE_value(values, i); |
| if(!strcmp(val->name, "CA")) { |
| if(!X509V3_get_value_bool(val, &bcons->ca)) goto err; |
| } else if(!strcmp(val->name, "pathlen")) { |
| if(!X509V3_get_value_int(val, &bcons->pathlen)) goto err; |
| } else { |
| OPENSSL_PUT_ERROR(X509V3, v2i_BASIC_CONSTRAINTS, X509V3_R_INVALID_NAME); |
| X509V3_conf_err(val); |
| goto err; |
| } |
| } |
| return bcons; |
| err: |
| BASIC_CONSTRAINTS_free(bcons); |
| return NULL; |
| } |
| |