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https://github.com/cmclark00/retro-imager.git
synced 2025-05-18 16:05:21 +01:00
6b178731c7
There are some user complaints that Imager hangs at "writing 0%" Mention in the progress status what it is actually doing prior to writing (e.g. opening storage, blkdiscarding, zero'ing out MBR, starting download) to help diagnose potential issues.
78 lines
1.7 KiB
C++
78 lines
1.7 KiB
C++
/*
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* SPDX-License-Identifier: Apache-2.0
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* Copyright (C) 2020 Raspberry Pi (Trading) Limited
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*/
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#include "localfileextractthread.h"
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#include "config.h"
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LocalFileExtractThread::LocalFileExtractThread(const QByteArray &url, const QByteArray &dst, const QByteArray &expectedHash, QObject *parent)
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: DownloadExtractThread(url, dst, expectedHash, parent)
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{
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_inputBuf = (char *) qMallocAligned(IMAGEWRITER_UNCOMPRESSED_BLOCKSIZE, 4096);
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}
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LocalFileExtractThread::~LocalFileExtractThread()
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{
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_cancelled = true;
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wait();
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qFreeAligned(_inputBuf);
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}
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void LocalFileExtractThread::_cancelExtract()
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{
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_cancelled = true;
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if (_inputfile.isOpen())
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_inputfile.close();
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}
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void LocalFileExtractThread::run()
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{
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if (isImage() && !_openAndPrepareDevice())
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return;
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emit preparationStatusUpdate(tr("opening image file"));
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_timer.start();
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_inputfile.setFileName( QUrl(_url).toLocalFile() );
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if (!_inputfile.open(_inputfile.ReadOnly))
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{
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_onDownloadError(tr("Error opening image file"));
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_closeFiles();
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return;
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}
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_lastDlTotal = _inputfile.size();
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if (isImage())
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extractImageRun();
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else
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extractMultiFileRun();
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if (_cancelled)
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_closeFiles();
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}
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ssize_t LocalFileExtractThread::_on_read(struct archive *, const void **buff)
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{
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if (_cancelled)
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return -1;
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*buff = _inputBuf;
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ssize_t len = _inputfile.read(_inputBuf, IMAGEWRITER_UNCOMPRESSED_BLOCKSIZE);
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if (len > 0)
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{
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_lastDlNow += len;
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if (!_isImage)
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{
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_inputHash.addData(_inputBuf, len);
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}
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}
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return len;
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}
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int LocalFileExtractThread::_on_close(struct archive *)
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{
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_inputfile.close();
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return 0;
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}
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