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ArchiveUtil : Use QT functions for I/O

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* Make it more platform independent, cleaner

* Fixes permission related crash on linux

Signed-off-by: Madhav Kanbur <abcdjdj@gmail.com>
This commit is contained in:
Madhav Kanbur
2021-01-08 17:51:12 +05:30
parent d673445d81
commit bbd5656952
1 changed files with 10 additions and 13 deletions
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23
src/frontend/qt_sdl/ArchiveUtil.cpp
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@ -18,11 +18,6 @@
#include "ArchiveUtil.h"
#ifdef _WIN32
#include <direct.h>
#define mkdir(dir, mode) _mkdir(dir)
#endif
namespace Archive
{
@ -82,24 +77,26 @@ QVector<QString> ExtractFileFromArchive(const char* path, const char* wantedFile
break;
}
}
size_t bytesToWrite = archive_entry_size(entry);
auto archiveBuffer = std::make_unique<u8[]>(bytesToWrite);
ssize_t bytesRead = archive_read_data(a, archiveBuffer.get(), bytesToWrite);
QByteArray archiveBuffer(bytesToWrite, '\0');
ssize_t bytesRead = archive_read_data(a, archiveBuffer.data(), bytesToWrite);
if (bytesRead < 0)
{
printf(archive_error_string(a));
archiveBuffer.reset(nullptr);
return QVector<QString> {"Err", archive_error_string(a)};
}
QString extractToFolder = QFileInfo(path).absolutePath() + "/" + QFileInfo(path).baseName();
mkdir(extractToFolder.toUtf8().constData(), 600); // Create directory otherwise fopen will not open the file
QDir().mkdir(extractToFolder);
QString nameToWrite = extractToFolder + "/" + archive_entry_pathname(entry);
FILE* fileToWrite = fopen(nameToWrite.toUtf8().constData(), "wb");
fwrite((char*)archiveBuffer.get(), bytesToWrite, 1, fileToWrite);
fclose(fileToWrite);
QFile fileToWrite(nameToWrite);
if(fileToWrite.open(QIODevice::WriteOnly))
fileToWrite.write(archiveBuffer);
archiveBuffer.reset(nullptr);
fileToWrite.close();
archive_read_close(a);
archive_read_free(a);
return QVector<QString> {nameToWrite};