diff options
Diffstat (limited to 'src/corelib/serialization/qjsoncbor.cpp')
| -rw-r--r-- | src/corelib/serialization/qjsoncbor.cpp | 192 |
1 files changed, 96 insertions, 96 deletions
diff --git a/src/corelib/serialization/qjsoncbor.cpp b/src/corelib/serialization/qjsoncbor.cpp index d6a0c8c48a..000008db50 100644 --- a/src/corelib/serialization/qjsoncbor.cpp +++ b/src/corelib/serialization/qjsoncbor.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2019 Intel Corporation. +** Copyright (C) 2020 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -42,6 +42,10 @@ #include "qcborarray.h" #include "qcbormap.h" + +#include "qjsonarray.h" +#include "qjsonobject.h" +#include "qjsondocument.h" #include "qjson_p.h" #include <private/qnumeric_p.h> @@ -149,7 +153,12 @@ static Q_NEVER_INLINE QString makeString(const QCborContainerPrivate *d, qsizety case QCborValue::Array: case QCborValue::Map: +#if defined(QT_JSON_READONLY) || defined(QT_BOOTSTRAPPED) + qFatal("Writing JSON is disabled."); + return QString(); +#else return d->valueAt(idx).toDiagnosticNotation(QCborValue::Compact); +#endif case QCborValue::SimpleType: break; @@ -181,30 +190,11 @@ static Q_NEVER_INLINE QString makeString(const QCborContainerPrivate *d, qsizety return simpleTypeString(e.type); } -static QJsonValue convertToJson(const QCborContainerPrivate *d, qsizetype idx); +QJsonValue qt_convertToJson(QCborContainerPrivate *d, qsizetype idx); -static QJsonArray convertToJsonArray(const QCborContainerPrivate *d) -{ - QJsonArray a; - if (d) { - for (qsizetype idx = 0; idx < d->elements.size(); ++idx) - a.append(convertToJson(d, idx)); - } - return a; -} - -static QJsonObject convertToJsonObject(const QCborContainerPrivate *d) -{ - QJsonObject o; - if (d) { - for (qsizetype idx = 0; idx < d->elements.size(); idx += 2) - o.insert(makeString(d, idx), convertToJson(d, idx + 1)); - } - return o; -} - -static QJsonValue convertExtendedTypeToJson(const QCborContainerPrivate *d) +static QJsonValue convertExtendedTypeToJson(QCborContainerPrivate *d) { +#ifndef QT_BUILD_QMAKE qint64 tag = d->elements.at(0).value; switch (tag) { @@ -225,12 +215,36 @@ static QJsonValue convertExtendedTypeToJson(const QCborContainerPrivate *d) return s; } } +#endif // for all other tags, ignore it and return the converted tagged item - return convertToJson(d, 1); + return qt_convertToJson(d, 1); +} + +// We need to do this because sub-objects may need conversion. +static QJsonArray convertToJsonArray(QCborContainerPrivate *d) +{ + QJsonArray a; + if (d) { + for (qsizetype idx = 0; idx < d->elements.size(); ++idx) + a.append(qt_convertToJson(d, idx)); + } + return a; } -static QJsonValue convertToJson(const QCborContainerPrivate *d, qsizetype idx) +// We need to do this because the keys need to be sorted and converted to strings +// and sub-objects may need recursive conversion. +static QJsonObject convertToJsonObject(QCborContainerPrivate *d) +{ + QJsonObject o; + if (d) { + for (qsizetype idx = 0; idx < d->elements.size(); idx += 2) + o.insert(makeString(d, idx), qt_convertToJson(d, idx + 1)); + } + return o; +} + +QJsonValue qt_convertToJson(QCborContainerPrivate *d, qsizetype idx) { // encoding the container itself if (idx == -QCborValue::Array) @@ -248,8 +262,7 @@ static QJsonValue convertToJson(const QCborContainerPrivate *d, qsizetype idx) const auto &e = d->elements.at(idx); switch (e.type) { case QCborValue::Integer: - return qint64(e.value); - + return QJsonValue(e.value); case QCborValue::ByteArray: case QCborValue::String: case QCborValue::SimpleType: @@ -264,14 +277,14 @@ static QJsonValue convertToJson(const QCborContainerPrivate *d, qsizetype idx) case QCborValue::RegularExpression: case QCborValue::Uuid: // recurse - return convertToJson(e.flags & Element::IsContainer ? e.container : nullptr, -e.type); + return qt_convertToJson(e.flags & Element::IsContainer ? e.container : nullptr, -e.type); case QCborValue::Null: return QJsonValue(); case QCborValue::Undefined: case QCborValue::Invalid: - return QJsonValue(QJsonValue::Undefined); + return QJsonValue::Undefined; case QCborValue::False: return false; @@ -283,7 +296,7 @@ static QJsonValue convertToJson(const QCborContainerPrivate *d, qsizetype idx) return fpToJson(e.fpvalue()); } - return makeString(d, idx); + return QJsonPrivate::Value::fromTrustedCbor(makeString(d, idx)); } /*! @@ -348,22 +361,22 @@ static QJsonValue convertToJson(const QCborContainerPrivate *d, qsizetype idx) QJsonValue QCborValue::toJsonValue() const { if (container) - return convertToJson(container, n < 0 ? -type() : n); + return qt_convertToJson(container, n < 0 ? -type() : n); // simple values switch (type()) { - case Integer: - return n; - - case Null: - return QJsonValue(); - case False: return false; + case Integer: + return QJsonPrivate::Value::fromTrustedCbor(*this); + case True: return true; + case Null: + return QJsonValue(); + case Double: return fpToJson(fp_helper()); @@ -372,12 +385,12 @@ QJsonValue QCborValue::toJsonValue() const case Undefined: case Invalid: - return QJsonValue(QJsonValue::Undefined); + return QJsonValue::Undefined; case ByteArray: case String: // empty strings - return QString(); + return QJsonValue::String; case Array: // empty array @@ -392,16 +405,16 @@ QJsonValue QCborValue::toJsonValue() const case Url: case RegularExpression: case Uuid: - Q_UNREACHABLE(); + // Reachable, but invalid in Json return QJsonValue::Undefined; } - return simpleTypeString(type()); + return QJsonPrivate::Value::fromTrustedCbor(simpleTypeString(type())); } QJsonValue QCborValueRef::toJsonValue() const { - return convertToJson(d, i); + return qt_convertToJson(d, i); } /*! @@ -540,8 +553,10 @@ QVariant QCborValue::toVariant() const case DateTime: return toDateTime(); +#ifndef QT_BOOTSTRAPPED case Url: return toUrl(); +#endif #if QT_CONFIG(regularexpression) case RegularExpression: @@ -597,12 +612,11 @@ QCborValue QCborValue::fromJsonValue(const QJsonValue &v) { switch (v.type()) { case QJsonValue::Bool: - return v.b; + return v.toBool(); case QJsonValue::Double: { - qint64 i; - if (convertDoubleTo(v.dbl, &i)) - return i; - return v.dbl; + if (v.t == Integer) + return v.toInteger(); + return v.toDouble(); } case QJsonValue::String: return v.toString(); @@ -623,9 +637,9 @@ static void appendVariant(QCborContainerPrivate *d, const QVariant &variant) // Handle strings and byte arrays directly, to avoid creating a temporary // dummy container to hold their data. int type = variant.userType(); - if (type == QVariant::String) { + if (type == QMetaType::QString) { d->append(variant.toString()); - } else if (type == QVariant::ByteArray) { + } else if (type == QMetaType::QByteArray) { QByteArray ba = variant.toByteArray(); d->appendByteData(ba.constData(), ba.size(), QCborValue::ByteArray); } else { @@ -650,9 +664,7 @@ static void appendVariant(QCborContainerPrivate *d, const QVariant &variant) \row \li \c bool \li Bool \row \li \c std::nullptr_t \li Null \row \li \c short, \c ushort, \c int, \c uint, \l qint64 \li Integer - \row \li \l quint64 \li Integer, but they are cast to \c qint64 first so - values higher than 2\sup{63}-1 (\c INT64_MAX) will - be wrapped to negative + \row \li \l quint64 \li Integer, or Double if outside the range of qint64 \row \li \c float, \c double \li Double \row \li \l QByteArray \li ByteArray \row \li \l QDateTime \li DateTime @@ -686,43 +698,48 @@ static void appendVariant(QCborContainerPrivate *d, const QVariant &variant) QCborValue QCborValue::fromVariant(const QVariant &variant) { switch (variant.userType()) { - case QVariant::Invalid: + case QMetaType::UnknownType: return {}; case QMetaType::Nullptr: return nullptr; - case QVariant::Bool: + case QMetaType::Bool: return variant.toBool(); case QMetaType::Short: case QMetaType::UShort: - case QVariant::Int: - case QVariant::LongLong: - case QVariant::ULongLong: - case QVariant::UInt: + case QMetaType::Int: + case QMetaType::LongLong: + case QMetaType::UInt: return variant.toLongLong(); + case QMetaType::ULongLong: + if (variant.toULongLong() <= static_cast<uint64_t>(std::numeric_limits<qint64>::max())) + return variant.toLongLong(); + Q_FALLTHROUGH(); case QMetaType::Float: - case QVariant::Double: + case QMetaType::Double: return variant.toDouble(); - case QVariant::String: + case QMetaType::QString: return variant.toString(); - case QVariant::StringList: + case QMetaType::QStringList: return QCborArray::fromStringList(variant.toStringList()); - case QVariant::ByteArray: + case QMetaType::QByteArray: return variant.toByteArray(); - case QVariant::DateTime: + case QMetaType::QDateTime: return QCborValue(variant.toDateTime()); - case QVariant::Url: +#ifndef QT_BOOTSTRAPPED + case QMetaType::QUrl: return QCborValue(variant.toUrl()); - case QVariant::Uuid: +#endif + case QMetaType::QUuid: return QCborValue(variant.toUuid()); - case QVariant::List: + case QMetaType::QVariantList: return QCborArray::fromVariantList(variant.toList()); - case QVariant::Map: + case QMetaType::QVariantMap: return QCborMap::fromVariantMap(variant.toMap()); - case QVariant::Hash: + case QMetaType::QVariantHash: return QCborMap::fromVariantHash(variant.toHash()); #ifndef QT_BOOTSTRAPPED #if QT_CONFIG(regularexpression) - case QVariant::RegularExpression: + case QMetaType::QRegularExpression: return QCborValue(variant.toRegularExpression()); #endif case QMetaType::QJsonValue: @@ -738,13 +755,13 @@ QCborValue QCborValue::fromVariant(const QVariant &variant) return QCborMap::fromJsonObject(doc.object()); } case QMetaType::QCborValue: - return variant.value<QCborValue>(); + return qvariant_cast<QCborValue>(variant); case QMetaType::QCborArray: - return variant.value<QCborArray>(); + return qvariant_cast<QCborArray>(variant); case QMetaType::QCborMap: - return variant.value<QCborMap>(); + return qvariant_cast<QCborMap>(variant); case QMetaType::QCborSimpleType: - return variant.value<QCborSimpleType>(); + return qvariant_cast<QCborSimpleType>(variant); #endif default: break; @@ -824,15 +841,9 @@ QCborArray QCborArray::fromVariantList(const QVariantList &list) */ QCborArray QCborArray::fromJsonArray(const QJsonArray &array) { - QCborArray a; - a.detach(array.size()); - for (const QJsonValue &v : array) { - if (v.isString()) - a.d->append(v.toString()); - else - a.d->append(QCborValue::fromJsonValue(v)); - } - return a; + QCborArray result; + result.d = array.a; + return result; } /*! @@ -944,20 +955,9 @@ QCborMap QCborMap::fromVariantHash(const QVariantHash &hash) */ QCborMap QCborMap::fromJsonObject(const QJsonObject &obj) { - QCborMap m; - m.detach(obj.size()); - QCborContainerPrivate *d = m.d.data(); - - auto it = obj.begin(); - auto end = obj.end(); - for ( ; it != end; ++it) { - d->append(it.key()); - if (it.value().isString()) - d->append(it.value().toString()); - else - d->append(QCborValue::fromJsonValue(it.value())); - } - return m; + QCborMap result; + result.d = obj.o; + return result; } QT_END_NAMESPACE |