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fix: gzip file parsing as a stream

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Signed-off-by: Trial97 <alexandru.tripon97@gmail.com>
This commit is contained in:
Trial97
2025-04-19 00:41:24 +03:00
parent a39edb3b59
commit d1c7107575
3 changed files with 107 additions and 125 deletions
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27
launcher/GZip.h
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@ -1,28 +1,11 @@
#pragma once
#include <zlib.h>
#include <QByteArray>
#include <QFile>
class GZip {
public:
static bool unzip(const QByteArray& compressedBytes, QByteArray& uncompressedBytes);
static bool zip(const QByteArray& uncompressedBytes, QByteArray& compressedBytes);
};
namespace GZip {
class GZipStream {
public:
explicit GZipStream(const QString& filePath);
explicit GZipStream(QFile* file);
bool unzip(const QByteArray& compressedBytes, QByteArray& uncompressedBytes);
bool zip(const QByteArray& uncompressedBytes, QByteArray& compressedBytes);
QString readGzFileByBlocks(QFile* source, std::function<bool(const QByteArray&)> handleBlock);
// Decompress the next block and return the decompressed data
bool unzipBlockByBlock(QByteArray& uncompressedBytes);
private:
bool initStream();
bool processBlock(const QByteArray& compressedBlock, QByteArray& uncompressedBytes);
private:
QFile* m_file;
z_stream m_strm;
};
} // namespace GZip