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  ** Copyright (C) 2016 The Qt Company Ltd.
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  ** This file is part of the QtNetwork module of the Qt Toolkit.
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  #ifndef QNETWORKACCESSAUTHENTICATIONMANAGER_P_H
  #define QNETWORKACCESSAUTHENTICATIONMANAGER_P_H
  
  //
  //  W A R N I N G
  //  -------------
  //
  // This file is not part of the Qt API.  It exists for the convenience
  // of the Network Access API.  This header file may change from
  // version to version without notice, or even be removed.
  //
  // We mean it.
  //
  
  #include <QtNetwork/private/qtnetworkglobal_p.h>
  #include "qnetworkaccessmanager.h"
  #include "qnetworkaccesscache_p.h"
  #include "qnetworkaccessbackend_p.h"
  #include "QtNetwork/qnetworkproxy.h"
  #include "QtCore/QMutex"
  
  QT_BEGIN_NAMESPACE
  
  class QAuthenticator;
  class QAbstractNetworkCache;
  class QNetworkAuthenticationCredential;
  class QNetworkCookieJar;
  
  class QNetworkAuthenticationCredential
  {
  public:
      QString domain;
      QString user;
      QString password;
      bool isNull() const {
          return domain.isNull() && user.isNull() && password.isNull();
      }
  };
  Q_DECLARE_TYPEINFO(QNetworkAuthenticationCredential, Q_MOVABLE_TYPE);
  inline bool operator<(const QNetworkAuthenticationCredential &t1, const QString &t2)
  { return t1.domain < t2; }
  inline bool operator<(const QString &t1, const QNetworkAuthenticationCredential &t2)
  { return t1 < t2.domain; }
  inline bool operator<(const QNetworkAuthenticationCredential &t1, const QNetworkAuthenticationCredential &t2)
  { return t1.domain < t2.domain; }
  
  class QNetworkAccessAuthenticationManager
  {
  public:
      QNetworkAccessAuthenticationManager() { };
  
      void cacheCredentials(const QUrl &url, const QAuthenticator *auth);
      QNetworkAuthenticationCredential fetchCachedCredentials(const QUrl &url,
                                                               const QAuthenticator *auth = nullptr);
  
  #ifndef QT_NO_NETWORKPROXY
      void cacheProxyCredentials(const QNetworkProxy &proxy, const QAuthenticator *auth);
      QNetworkAuthenticationCredential fetchCachedProxyCredentials(const QNetworkProxy &proxy,
                                                               const QAuthenticator *auth = nullptr);
  #endif
  
      void clearCache();
  
  protected:
      QNetworkAccessCache authenticationCache;
      QMutex mutex;
  };
  
  QT_END_NAMESPACE
  
  #endif
  