381 lines
9.3 KiB
C
381 lines
9.3 KiB
C
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/* $OpenBSD: x509_ocsp.c,v 1.1 2020/06/04 15:19:31 jsing Exp $ */
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/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include <string.h>
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#include <openssl/opensslconf.h>
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#ifndef OPENSSL_NO_OCSP
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#include <openssl/asn1.h>
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#include <openssl/conf.h>
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#include <openssl/err.h>
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#include <openssl/ocsp.h>
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#include <openssl/x509v3.h>
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/* OCSP extensions and a couple of CRL entry extensions
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*/
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static int i2r_ocsp_crlid(const X509V3_EXT_METHOD *method, void *nonce,
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BIO *out, int indent);
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static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *nonce,
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BIO *out, int indent);
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static int i2r_object(const X509V3_EXT_METHOD *method, void *obj, BIO *out,
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int indent);
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static void *ocsp_nonce_new(void);
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static int i2d_ocsp_nonce(void *a, unsigned char **pp);
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static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length);
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static void ocsp_nonce_free(void *a);
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static int i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce,
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BIO *out, int indent);
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static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method,
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void *nocheck, BIO *out, int indent);
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static void *s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
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const char *str);
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static int i2r_ocsp_serviceloc(const X509V3_EXT_METHOD *method, void *in,
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BIO *bp, int ind);
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const X509V3_EXT_METHOD v3_ocsp_crlid = {
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.ext_nid = NID_id_pkix_OCSP_CrlID,
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.ext_flags = 0,
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.it = &OCSP_CRLID_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = i2r_ocsp_crlid,
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.r2i = NULL,
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.usr_data = NULL,
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};
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const X509V3_EXT_METHOD v3_ocsp_acutoff = {
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.ext_nid = NID_id_pkix_OCSP_archiveCutoff,
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.ext_flags = 0,
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.it = &ASN1_GENERALIZEDTIME_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = i2r_ocsp_acutoff,
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.r2i = NULL,
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.usr_data = NULL,
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};
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const X509V3_EXT_METHOD v3_crl_invdate = {
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.ext_nid = NID_invalidity_date,
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.ext_flags = 0,
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.it = &ASN1_GENERALIZEDTIME_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = i2r_ocsp_acutoff,
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.r2i = NULL,
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.usr_data = NULL,
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};
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const X509V3_EXT_METHOD v3_crl_hold = {
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.ext_nid = NID_hold_instruction_code,
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.ext_flags = 0,
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.it = &ASN1_OBJECT_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = i2r_object,
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.r2i = NULL,
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.usr_data = NULL,
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};
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const X509V3_EXT_METHOD v3_ocsp_nonce = {
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.ext_nid = NID_id_pkix_OCSP_Nonce,
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.ext_flags = 0,
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.it = NULL,
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.ext_new = ocsp_nonce_new,
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.ext_free = ocsp_nonce_free,
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.d2i = d2i_ocsp_nonce,
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.i2d = i2d_ocsp_nonce,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = i2r_ocsp_nonce,
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.r2i = NULL,
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.usr_data = NULL,
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};
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const X509V3_EXT_METHOD v3_ocsp_nocheck = {
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.ext_nid = NID_id_pkix_OCSP_noCheck,
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.ext_flags = 0,
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.it = &ASN1_NULL_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = s2i_ocsp_nocheck,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = i2r_ocsp_nocheck,
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.r2i = NULL,
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.usr_data = NULL,
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};
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const X509V3_EXT_METHOD v3_ocsp_serviceloc = {
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.ext_nid = NID_id_pkix_OCSP_serviceLocator,
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.ext_flags = 0,
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.it = &OCSP_SERVICELOC_it,
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.ext_new = NULL,
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.ext_free = NULL,
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.d2i = NULL,
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.i2d = NULL,
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.i2s = NULL,
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.s2i = NULL,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = i2r_ocsp_serviceloc,
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.r2i = NULL,
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.usr_data = NULL,
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};
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static int
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i2r_ocsp_crlid(const X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind)
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{
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OCSP_CRLID *a = in;
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if (a->crlUrl) {
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if (BIO_printf(bp, "%*scrlUrl: ", ind, "") <= 0)
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goto err;
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if (!ASN1_STRING_print(bp, (ASN1_STRING*)a->crlUrl))
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goto err;
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if (BIO_write(bp, "\n", 1) <= 0)
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goto err;
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}
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if (a->crlNum) {
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if (BIO_printf(bp, "%*scrlNum: ", ind, "") <= 0)
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goto err;
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if (i2a_ASN1_INTEGER(bp, a->crlNum) <= 0)
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goto err;
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if (BIO_write(bp, "\n", 1) <= 0)
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goto err;
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}
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if (a->crlTime) {
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if (BIO_printf(bp, "%*scrlTime: ", ind, "") <= 0)
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goto err;
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if (!ASN1_GENERALIZEDTIME_print(bp, a->crlTime))
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goto err;
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if (BIO_write(bp, "\n", 1) <= 0)
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goto err;
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}
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return 1;
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err:
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return 0;
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}
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static int
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i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *cutoff, BIO *bp,
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int ind)
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{
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if (BIO_printf(bp, "%*s", ind, "") <= 0)
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return 0;
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if (!ASN1_GENERALIZEDTIME_print(bp, cutoff))
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return 0;
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return 1;
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}
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static int
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i2r_object(const X509V3_EXT_METHOD *method, void *oid, BIO *bp, int ind)
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{
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if (BIO_printf(bp, "%*s", ind, "") <= 0)
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return 0;
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if (i2a_ASN1_OBJECT(bp, oid) <= 0)
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return 0;
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return 1;
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}
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/* OCSP nonce. This is needs special treatment because it doesn't have
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* an ASN1 encoding at all: it just contains arbitrary data.
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*/
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static void *
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ocsp_nonce_new(void)
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{
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return ASN1_OCTET_STRING_new();
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}
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static int
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i2d_ocsp_nonce(void *a, unsigned char **pp)
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{
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ASN1_OCTET_STRING *os = a;
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if (pp) {
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memcpy(*pp, os->data, os->length);
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*pp += os->length;
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}
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return os->length;
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}
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static void *
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d2i_ocsp_nonce(void *a, const unsigned char **pp, long length)
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{
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ASN1_OCTET_STRING *os, **pos;
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pos = a;
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if (pos == NULL || *pos == NULL) {
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os = ASN1_OCTET_STRING_new();
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if (os == NULL)
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goto err;
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} else
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os = *pos;
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if (ASN1_OCTET_STRING_set(os, *pp, length) == 0)
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goto err;
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*pp += length;
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if (pos != NULL)
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*pos = os;
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return os;
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err:
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if (pos == NULL || *pos != os)
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ASN1_OCTET_STRING_free(os);
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OCSPerror(ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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static void
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ocsp_nonce_free(void *a)
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{
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ASN1_OCTET_STRING_free(a);
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}
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static int
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i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce, BIO *out,
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int indent)
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{
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if (BIO_printf(out, "%*s", indent, "") <= 0)
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return 0;
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if (i2a_ASN1_STRING(out, nonce, V_ASN1_OCTET_STRING) <= 0)
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return 0;
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return 1;
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}
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/* Nocheck is just a single NULL. Don't print anything and always set it */
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static int
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i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method, void *nocheck, BIO *out,
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int indent)
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{
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return 1;
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}
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static void *
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s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx,
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const char *str)
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{
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return ASN1_NULL_new();
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}
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static int
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i2r_ocsp_serviceloc(const X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind)
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{
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int i;
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OCSP_SERVICELOC *a = in;
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ACCESS_DESCRIPTION *ad;
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if (BIO_printf(bp, "%*sIssuer: ", ind, "") <= 0)
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goto err;
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|
if (X509_NAME_print_ex(bp, a->issuer, 0, XN_FLAG_ONELINE) <= 0)
|
||
|
|
goto err;
|
||
|
|
for (i = 0; i < sk_ACCESS_DESCRIPTION_num(a->locator); i++) {
|
||
|
|
ad = sk_ACCESS_DESCRIPTION_value(a->locator, i);
|
||
|
|
if (BIO_printf(bp, "\n%*s", (2 * ind), "") <= 0)
|
||
|
|
goto err;
|
||
|
|
if (i2a_ASN1_OBJECT(bp, ad->method) <= 0)
|
||
|
|
goto err;
|
||
|
|
if (BIO_puts(bp, " - ") <= 0)
|
||
|
|
goto err;
|
||
|
|
if (GENERAL_NAME_print(bp, ad->location) <= 0)
|
||
|
|
goto err;
|
||
|
|
}
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
err:
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
#endif
|