text: /****************************************************************************
  **
  ** Copyright (C) 2018 Intel Corporation.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the QtCore module of the Qt Toolkit.
  **
  ** $QT_BEGIN_LICENSE:LGPL$
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  ** Licensees holding valid commercial Qt licenses may use this file in
  ** accordance with the commercial license agreement provided with the
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  ** GNU Lesser General Public License Usage
  ** Alternatively, this file may be used under the terms of the GNU Lesser
  ** General Public License version 3 as published by the Free Software
  ** Foundation and appearing in the file LICENSE.LGPL3 included in the
  ** packaging of this file. Please review the following information to
  ** ensure the GNU Lesser General Public License version 3 requirements
  ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
  **
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  ** Alternatively, this file may be used under the terms of the GNU
  ** General Public License version 2.0 or (at your option) the GNU General
  ** Public license version 3 or any later version approved by the KDE Free
  ** Qt Foundation. The licenses are as published by the Free Software
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  ****************************************************************************/
  
  #ifndef QCBORCOMMON_H
  #define QCBORCOMMON_H
  
  #include <QtCore/qobjectdefs.h>
  #include <QtCore/qmetatype.h>
  #include <QtCore/qdebug.h>
  
  #if 0
  #pragma qt_class(QtCborCommon)
  #endif
  
  /* X11 headers use these values too, but as defines */
  #if defined(False) && defined(True)
  #  define QT_X11_DEFINES_FOUND 1
  #  undef True
  #  undef False
  #endif
  
  QT_BEGIN_NAMESPACE
  
  enum class QCborSimpleType : quint8 {
      False = 20,
      True = 21,
      Null = 22,
      Undefined = 23
  };
  
  enum class QCborTag : quint64 {};
  enum class QCborKnownTags {
      DateTimeString          = 0,
      UnixTime_t              = 1,
      PositiveBignum          = 2,
      NegativeBignum          = 3,
      Decimal                 = 4,
      Bigfloat                = 5,
      COSE_Encrypt0           = 16,
      COSE_Mac0               = 17,
      COSE_Sign1              = 18,
      ExpectedBase64url       = 21,
      ExpectedBase64          = 22,
      ExpectedBase16          = 23,
      EncodedCbor             = 24,
      Url                     = 32,
      Base64url               = 33,
      Base64                  = 34,
      RegularExpression       = 35,
      MimeMessage             = 36,
      Uuid                    = 37,
      COSE_Encrypt            = 96,
      COSE_Mac                = 97,
      COSE_Sign               = 98,
      Signature               = 55799
  };
  
  inline bool operator==(QCborTag t, QCborKnownTags kt)   { return quint64(t) == quint64(kt); }
  inline bool operator==(QCborKnownTags kt, QCborTag t)   { return quint64(t) == quint64(kt); }
  inline bool operator!=(QCborTag t, QCborKnownTags kt)   { return quint64(t) != quint64(kt); }
  inline bool operator!=(QCborKnownTags kt, QCborTag t)   { return quint64(t) != quint64(kt); }
  
  struct Q_CORE_EXPORT QCborError
  {
      Q_GADGET
  public:
      enum Code : int {
          UnknownError = 1,
          AdvancePastEnd = 3,
          InputOutputError = 4,
          GarbageAtEnd = 256,
          EndOfFile,
          UnexpectedBreak,
          UnknownType,
          IllegalType,
          IllegalNumber,
          IllegalSimpleType,
  
          InvalidUtf8String = 516,
  
          DataTooLarge = 1024,
          NestingTooDeep,
          UnsupportedType,
  
          NoError = 0
      };
      Q_ENUM(Code)
  
      Code c;
      operator Code() const { return c; }
      QString toString() const;
  };
  
  #if !defined(QT_NO_DEBUG_STREAM)
  Q_CORE_EXPORT QDebug operator<<(QDebug, QCborSimpleType st);
  Q_CORE_EXPORT QDebug operator<<(QDebug, QCborKnownTags tg);
  Q_CORE_EXPORT QDebug operator<<(QDebug, QCborTag tg);
  #endif
  
  #if !defined(QT_NO_DEBUG_STREAM)
  QDataStream &operator<<(QDataStream &ds, QCborSimpleType st);
  QDataStream &operator>>(QDataStream &ds, QCborSimpleType &st);
  #endif
  
  inline uint qHash(QCborSimpleType tag, uint seed = 0)
  {
      return qHash(quint8(tag), seed);
  }
  
  inline uint qHash(QCborTag tag, uint seed = 0)
  {
      return qHash(quint64(tag), seed);
  }
  
  QT_END_NAMESPACE
  
  Q_DECLARE_METATYPE(QCborTag)
  
  // To avoid changing namespace we need to reinstate defines, even though our .cpp
  // will then have to remove them again.
  #if defined(QT_X11_DEFINES_FOUND)
  #  define True  1
  #  define False 0
  #endif
  
  #endif // QCBORSTREAM_H
  