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pineappleEA
186
externals/libressl/crypto/ct/ct_x509v3.c
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Executable file
186
externals/libressl/crypto/ct/ct_x509v3.c
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/* $OpenBSD: ct_x509v3.c,v 1.6 2021/12/25 15:42:32 tb Exp $ */
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/*
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* Written by Rob Stradling (rob@comodo.com) and Stephen Henson
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* (steve@openssl.org) for the OpenSSL project 2014.
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*/
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/* ====================================================================
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* Copyright (c) 2014 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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#ifdef OPENSSL_NO_CT
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# error "CT is disabled"
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#endif
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#include <string.h>
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#include "ct_local.h"
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static char *
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i2s_poison(const X509V3_EXT_METHOD *method, void *val)
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{
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return strdup("NULL");
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}
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static void *
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s2i_poison(const X509V3_EXT_METHOD *method, X509V3_CTX *ctx, 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_SCT_LIST(X509V3_EXT_METHOD *method, STACK_OF(SCT) *sct_list, BIO *out,
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int indent)
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{
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SCT_LIST_print(sct_list, out, indent, "\n", NULL);
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return 1;
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}
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static int
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set_sct_list_source(STACK_OF(SCT) *s, sct_source_t source)
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{
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if (s != NULL) {
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int i;
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for (i = 0; i < sk_SCT_num(s); i++) {
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int res = SCT_set_source(sk_SCT_value(s, i), source);
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if (res != 1) {
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return 0;
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}
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}
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}
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return 1;
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}
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static STACK_OF(SCT) *
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x509_ext_d2i_SCT_LIST(STACK_OF(SCT) **a, const unsigned char **pp, long len)
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{
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STACK_OF(SCT) *s = d2i_SCT_LIST(a, pp, len);
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if (set_sct_list_source(s, SCT_SOURCE_X509V3_EXTENSION) != 1) {
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SCT_LIST_free(s);
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*a = NULL;
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return NULL;
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}
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return s;
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}
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static STACK_OF(SCT) *
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ocsp_ext_d2i_SCT_LIST(STACK_OF(SCT) **a, const unsigned char **pp, long len)
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{
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STACK_OF(SCT) *s = d2i_SCT_LIST(a, pp, len);
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if (set_sct_list_source(s, SCT_SOURCE_OCSP_STAPLED_RESPONSE) != 1) {
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SCT_LIST_free(s);
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*a = NULL;
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return NULL;
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}
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return s;
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}
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/* Handlers for X509v3/OCSP Certificate Transparency extensions */
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const X509V3_EXT_METHOD v3_ct_scts[3] = {
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/* X509v3 extension in certificates that contains SCTs */
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[0] = {
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.ext_nid = NID_ct_precert_scts,
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.ext_flags = 0,
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.it = NULL,
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.ext_new = NULL,
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.ext_free = (X509V3_EXT_FREE)SCT_LIST_free,
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.d2i = (X509V3_EXT_D2I)x509_ext_d2i_SCT_LIST,
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.i2d = (X509V3_EXT_I2D)i2d_SCT_LIST,
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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 = (X509V3_EXT_I2R)i2r_SCT_LIST,
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.r2i = NULL,
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.usr_data = NULL,
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},
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/* X509v3 extension to mark a certificate as a pre-certificate */
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[1] = {
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.ext_nid = NID_ct_precert_poison,
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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 = i2s_poison,
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.s2i = s2i_poison,
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.i2v = NULL,
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.v2i = NULL,
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.i2r = NULL,
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.r2i = NULL,
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.usr_data = NULL,
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},
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/* OCSP extension that contains SCTs */
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[2] = {
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.ext_nid = NID_ct_cert_scts,
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.ext_flags = 0,
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.it = NULL,
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.ext_new = NULL,
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.ext_free = (X509V3_EXT_FREE)SCT_LIST_free,
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.d2i = (X509V3_EXT_D2I)ocsp_ext_d2i_SCT_LIST,
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.i2d = (X509V3_EXT_I2D)i2d_SCT_LIST,
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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 = (X509V3_EXT_I2R)i2r_SCT_LIST,
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.r2i = NULL,
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.usr_data = NULL,
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},
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};
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