nss-3.41/nss/lib/mozpkix/include/pkix/pkixcheck.h

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This code is made available to you under your choice of the following sets
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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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/* Copyright 2013 Mozilla Contributors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef mozilla_pkix_pkixcheck_h
#define mozilla_pkix_pkixcheck_h

#include "mozpkix/pkixtypes.h"

namespace mozilla {
namespace pkix {

class BackCert;

Result CheckIssuerIndependentProperties(TrustDomain& trustDomain,
                                        const BackCert& cert, Time time,
                                        KeyUsage requiredKeyUsageIfPresent,
                                        KeyPurposeId requiredEKUIfPresent,
                                        const CertPolicyId& requiredPolicy,
                                        unsigned int subCACount,
                                        /*out*/ TrustLevel& trustLevel);

Result CheckNameConstraints(Input encodedNameConstraints,
                            const BackCert& firstChild,
                            KeyPurposeId requiredEKUIfPresent);

Result CheckIssuer(Input encodedIssuer);

// ParseValidity and CheckValidity are usually used together.  First you parse
// the dates from the DER Validity sequence, then you compare them to the time
// at which you are validating.  They are separate so that the notBefore and
// notAfter times can be used for other things before they are checked against
// the time of validation.
Result ParseValidity(Input encodedValidity,
                     /*optional out*/ Time* notBeforeOut = nullptr,
                     /*optional out*/ Time* notAfterOut = nullptr);
Result CheckValidity(Time time, Time notBefore, Time notAfter);

// Check that a subject has TLS Feature (rfc7633) requirements that match its
// potential issuer
Result CheckTLSFeatures(const BackCert& subject, BackCert& potentialIssuer);
}
}  // namespace mozilla::pkix

#endif  // mozilla_pkix_pkixcheck_h