/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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/. */

#ifndef AppTrustDomain_h
#define AppTrustDomain_h

#include "pkix/pkixtypes.h"
#include "mozilla/StaticMutex.h"
#include "mozilla/UniquePtr.h"
#include "nsDebug.h"
#include "nsIX509CertDB.h"
#include "ScopedNSSTypes.h"

namespace mozilla { namespace psm {

class AppTrustDomain final : public mozilla::pkix::TrustDomain
{
public:
  typedef mozilla::pkix::Result Result;

  AppTrustDomain(UniqueCERTCertList& certChain, void* pinArg);

  nsresult SetTrustedRoot(AppTrustedRoot trustedRoot);

  virtual Result GetCertTrust(mozilla::pkix::EndEntityOrCA endEntityOrCA,
                              const mozilla::pkix::CertPolicyId& policy,
                              mozilla::pkix::Input candidateCertDER,
                              /*out*/ mozilla::pkix::TrustLevel& trustLevel)
                              override;
  virtual Result FindIssuer(mozilla::pkix::Input encodedIssuerName,
                            IssuerChecker& checker,
                            mozilla::pkix::Time time) override;
  virtual Result CheckRevocation(mozilla::pkix::EndEntityOrCA endEntityOrCA,
                                 const mozilla::pkix::CertID& certID,
                                 mozilla::pkix::Time time,
                                 mozilla::pkix::Duration validityDuration,
                    /*optional*/ const mozilla::pkix::Input* stapledOCSPresponse,
                    /*optional*/ const mozilla::pkix::Input* aiaExtension) override;
  virtual Result IsChainValid(const mozilla::pkix::DERArray& certChain,
                              mozilla::pkix::Time time,
                              const mozilla::pkix::CertPolicyId& requiredPolicy)
                              override;
  virtual Result CheckSignatureDigestAlgorithm(
                   mozilla::pkix::DigestAlgorithm digestAlg,
                   mozilla::pkix::EndEntityOrCA endEntityOrCA,
                   mozilla::pkix::Time notBefore) override;
  virtual Result CheckRSAPublicKeyModulusSizeInBits(
                   mozilla::pkix::EndEntityOrCA endEntityOrCA,
                   unsigned int modulusSizeInBits) override;
  virtual Result VerifyRSAPKCS1SignedDigest(
                   const mozilla::pkix::SignedDigest& signedDigest,
                   mozilla::pkix::Input subjectPublicKeyInfo) override;
  virtual Result CheckECDSACurveIsAcceptable(
                   mozilla::pkix::EndEntityOrCA endEntityOrCA,
                   mozilla::pkix::NamedCurve curve) override;
  virtual Result VerifyECDSASignedDigest(
                   const mozilla::pkix::SignedDigest& signedDigest,
                   mozilla::pkix::Input subjectPublicKeyInfo) override;
  virtual Result CheckValidityIsAcceptable(
                   mozilla::pkix::Time notBefore, mozilla::pkix::Time notAfter,
                   mozilla::pkix::EndEntityOrCA endEntityOrCA,
                   mozilla::pkix::KeyPurposeId keyPurpose) override;
  virtual Result NetscapeStepUpMatchesServerAuth(
                   mozilla::pkix::Time notBefore,
                   /*out*/ bool& matches) override;
  virtual void NoteAuxiliaryExtension(
                   mozilla::pkix::AuxiliaryExtension extension,
                   mozilla::pkix::Input extensionData) override;
  virtual Result DigestBuf(mozilla::pkix::Input item,
                           mozilla::pkix::DigestAlgorithm digestAlg,
                           /*out*/ uint8_t* digestBuf,
                           size_t digestBufLen) override;

private:
  /*out*/ UniqueCERTCertList& mCertChain;
  void* mPinArg; // non-owning!
  UniqueCERTCertificate mTrustedRoot;

  static StaticMutex sMutex;
  static UniquePtr<unsigned char[]> sDevImportedDERData;
  static unsigned int sDevImportedDERLen;
};

} } // namespace mozilla::psm

#endif // AppTrustDomain_h
