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| ** |
| ** Copyright (C) 2015 The Qt Company Ltd. |
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| ** This file is part of the QtCore module of the Qt Toolkit. |
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| ****************************************************************************/ |
| |
| #ifndef QUUID_H |
| #define QUUID_H |
| |
| #include <QtCore/qstring.h> |
| |
| #if defined(Q_OS_WIN) |
| #ifndef GUID_DEFINED |
| #define GUID_DEFINED |
| typedef struct _GUID |
| { |
| ulong Data1; |
| ushort Data2; |
| ushort Data3; |
| uchar Data4[8]; |
| } GUID, *REFGUID, *LPGUID; |
| #endif |
| #endif |
| |
| |
| QT_BEGIN_NAMESPACE |
| |
| |
| class Q_CORE_EXPORT QUuid |
| { |
| public: |
| enum Variant { |
| VarUnknown =-1, |
| NCS = 0, // 0 - - |
| DCE = 2, // 1 0 - |
| Microsoft = 6, // 1 1 0 |
| Reserved = 7 // 1 1 1 |
| }; |
| |
| enum Version { |
| VerUnknown =-1, |
| Time = 1, // 0 0 0 1 |
| EmbeddedPOSIX = 2, // 0 0 1 0 |
| Md5 = 3, // 0 0 1 1 |
| Name = Md5, |
| Random = 4, // 0 1 0 0 |
| Sha1 = 5 // 0 1 0 1 |
| }; |
| |
| #if defined(Q_COMPILER_UNIFORM_INIT) && !defined(Q_QDOC) |
| Q_DECL_CONSTEXPR QUuid() Q_DECL_NOTHROW : data1(0), data2(0), data3(0), data4{0,0,0,0,0,0,0,0} {} |
| |
| Q_DECL_CONSTEXPR QUuid(uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, |
| uchar b4, uchar b5, uchar b6, uchar b7, uchar b8) Q_DECL_NOTHROW |
| : data1(l), data2(w1), data3(w2), data4{b1, b2, b3, b4, b5, b6, b7, b8} {} |
| #else |
| QUuid() Q_DECL_NOTHROW |
| { |
| data1 = 0; |
| data2 = 0; |
| data3 = 0; |
| for(int i = 0; i < 8; i++) |
| data4[i] = 0; |
| } |
| QUuid(uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, uchar b4, uchar b5, uchar b6, uchar b7, uchar b8) Q_DECL_NOTHROW |
| { |
| data1 = l; |
| data2 = w1; |
| data3 = w2; |
| data4[0] = b1; |
| data4[1] = b2; |
| data4[2] = b3; |
| data4[3] = b4; |
| data4[4] = b5; |
| data4[5] = b6; |
| data4[6] = b7; |
| data4[7] = b8; |
| } |
| #endif |
| |
| QUuid(const QString &); |
| QUuid(const char *); |
| QString toString() const; |
| QUuid(const QByteArray &); |
| QByteArray toByteArray() const; |
| QByteArray toRfc4122() const; |
| static QUuid fromRfc4122(const QByteArray &); |
| bool isNull() const Q_DECL_NOTHROW; |
| |
| Q_DECL_RELAXED_CONSTEXPR bool operator==(const QUuid &orig) const Q_DECL_NOTHROW |
| { |
| if (data1 != orig.data1 || data2 != orig.data2 || |
| data3 != orig.data3) |
| return false; |
| |
| for (uint i = 0; i < 8; i++) |
| if (data4[i] != orig.data4[i]) |
| return false; |
| |
| return true; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR bool operator!=(const QUuid &orig) const Q_DECL_NOTHROW |
| { |
| return !(*this == orig); |
| } |
| |
| bool operator<(const QUuid &other) const Q_DECL_NOTHROW; |
| bool operator>(const QUuid &other) const Q_DECL_NOTHROW; |
| |
| #if defined(Q_OS_WIN) |
| // On Windows we have a type GUID that is used by the platform API, so we |
| // provide convenience operators to cast from and to this type. |
| #if defined(Q_COMPILER_UNIFORM_INIT) && !defined(Q_QDOC) |
| Q_DECL_CONSTEXPR QUuid(const GUID &guid) Q_DECL_NOTHROW |
| : data1(guid.Data1), data2(guid.Data2), data3(guid.Data3), |
| data4{guid.Data4[0], guid.Data4[1], guid.Data4[2], guid.Data4[3], |
| guid.Data4[4], guid.Data4[5], guid.Data4[6], guid.Data4[7]} {} |
| #else |
| QUuid(const GUID &guid) Q_DECL_NOTHROW |
| { |
| data1 = guid.Data1; |
| data2 = guid.Data2; |
| data3 = guid.Data3; |
| for(int i = 0; i < 8; i++) |
| data4[i] = guid.Data4[i]; |
| } |
| #endif |
| |
| Q_DECL_RELAXED_CONSTEXPR QUuid &operator=(const GUID &guid) Q_DECL_NOTHROW |
| { |
| *this = QUuid(guid); |
| return *this; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR operator GUID() const Q_DECL_NOTHROW |
| { |
| GUID guid = { data1, data2, data3, { data4[0], data4[1], data4[2], data4[3], data4[4], data4[5], data4[6], data4[7] } }; |
| return guid; |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR bool operator==(const GUID &guid) const Q_DECL_NOTHROW |
| { |
| return *this == QUuid(guid); |
| } |
| |
| Q_DECL_RELAXED_CONSTEXPR bool operator!=(const GUID &guid) const Q_DECL_NOTHROW |
| { |
| return !(*this == guid); |
| } |
| #endif |
| static QUuid createUuid(); |
| #ifndef QT_BOOTSTRAPPED |
| static QUuid createUuidV3(const QUuid &ns, const QByteArray &baseData); |
| static QUuid createUuidV5(const QUuid &ns, const QByteArray &baseData); |
| static inline QUuid createUuidV3(const QUuid &ns, const QString &baseData) |
| { |
| return QUuid::createUuidV3(ns, baseData.toUtf8()); |
| } |
| |
| static inline QUuid createUuidV5(const QUuid &ns, const QString &baseData) |
| { |
| return QUuid::createUuidV5(ns, baseData.toUtf8()); |
| } |
| |
| #endif |
| |
| QUuid::Variant variant() const Q_DECL_NOTHROW; |
| QUuid::Version version() const Q_DECL_NOTHROW; |
| |
| uint data1; |
| ushort data2; |
| ushort data3; |
| uchar data4[8]; |
| }; |
| |
| Q_DECLARE_TYPEINFO(QUuid, Q_PRIMITIVE_TYPE); |
| |
| #ifndef QT_NO_DATASTREAM |
| Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QUuid &); |
| Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QUuid &); |
| #endif |
| |
| #ifndef QT_NO_DEBUG_STREAM |
| Q_CORE_EXPORT QDebug operator<<(QDebug, const QUuid &); |
| #endif |
| |
| Q_CORE_EXPORT uint qHash(const QUuid &uuid, uint seed = 0) Q_DECL_NOTHROW; |
| |
| inline bool operator<=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW |
| { return !(rhs < lhs); } |
| inline bool operator>=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW |
| { return !(lhs < rhs); } |
| |
| QT_END_NAMESPACE |
| |
| #endif // QUUID_H |
