QGCFileHelper.h File Reference

#include <QtCore/QByteArray>
#include <QtCore/QCryptographicHash>
#include <QtCore/QString>
#include <QtCore/QTemporaryFile>
#include <QtCore/QUrl>
#include <memory>

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Namespaces
namespace	QGCFileHelper
	Generic file system helper utilities.

Functions
QByteArray	QGCFileHelper::readFile (const QString &filePath, QString *errorString, qint64 maxBytes)
size_t	QGCFileHelper::optimalBufferSize (const QString &path)
bool	QGCFileHelper::exists (const QString &path)
QString	QGCFileHelper::joinPath (const QString &dir, const QString &name)
bool	QGCFileHelper::ensureDirectoryExists (const QString &path)
bool	QGCFileHelper::ensureParentExists (const QString &filePath)
bool	QGCFileHelper::copyDirectoryRecursively (const QString &sourcePath, const QString &destPath)
bool	QGCFileHelper::moveFileOrCopy (const QString &sourcePath, const QString &destPath)
bool	QGCFileHelper::atomicWrite (const QString &filePath, const QByteArray &data)
bool	QGCFileHelper::hasSufficientDiskSpace (const QString &path, qint64 requiredBytes, double margin)
qint64	QGCFileHelper::availableDiskSpace (const QString &path)
QString	QGCFileHelper::toLocalPath (const QString &urlOrPath)
QString	QGCFileHelper::toLocalPath (const QUrl &url)
bool	QGCFileHelper::isLocalPath (const QString &urlOrPath)
bool	QGCFileHelper::isQtResource (const QString &path)
QString	QGCFileHelper::computeFileHash (const QString &filePath, QCryptographicHash::Algorithm algorithm)
QString	QGCFileHelper::computeDecompressedFileHash (const QString &filePath, QCryptographicHash::Algorithm algorithm)
QString	QGCFileHelper::computeHash (const QByteArray &data, QCryptographicHash::Algorithm algorithm)
bool	QGCFileHelper::verifyFileHash (const QString &filePath, const QString &expectedHash, QCryptographicHash::Algorithm algorithm)
QString	QGCFileHelper::hashAlgorithmName (QCryptographicHash::Algorithm algorithm)
std::unique_ptr< QTemporaryFile >	QGCFileHelper::createTempFile (const QByteArray &data, const QString &templateName)
std::unique_ptr< QTemporaryFile >	QGCFileHelper::createTempCopy (const QString &sourcePath, const QString &templateName)
QString	QGCFileHelper::tempDirectory ()
QString	QGCFileHelper::uniqueTempPath (const QString &templateName)
bool	QGCFileHelper::replaceFileFromTemp (QTemporaryFile *tempFile, const QString &targetPath, const QString &backupPath)

Variables
constexpr size_t	QGCFileHelper::kBufferSizeMin = 16384
	Minimum buffer size for I/O operations.
constexpr size_t	QGCFileHelper::kBufferSizeMax = 131072
	Maximum buffer size for I/O operations.
constexpr size_t	QGCFileHelper::kBufferSizeDefault = 65536
	Default buffer size when detection unavailable.
constexpr QCryptographicHash::Algorithm	QGCFileHelper::kDefaultHashAlgorithm = QCryptographicHash::Sha256
	Default hash algorithm for checksum operations.