rockbox/rbutil/rbutilqt/base/bootloaderinstallbspatch.cpp

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2020 by Solomon Peachy
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <QtCore>
#include <QtDebug>
#include "bootloaderinstallbase.h"
#include "bootloaderinstallbspatch.h"
#include "../bspatch/bspatch.h"
#include "Logger.h"
/* class for running bspatch() in a separate thread to keep the UI responsive. */
class BootloaderThreadBSPatch : public QThread
{
public:
void run(void);
void setInputFile(QString f)
{ m_inputfile = f; }
void setOutputFile(QString f)
{ m_outputfile = f; }
void setBootloaderFile(QString f)
{ m_bootfile = f; }
int error(void)
{ return m_error; }
private:
QString m_inputfile;
QString m_bootfile;
QString m_outputfile;
int m_error;
};
void BootloaderThreadBSPatch::run(void)
{
LOG_INFO() << "Thread started.";
m_error = apply_bspatch(m_inputfile.toLocal8Bit().constData(),
m_outputfile.toLocal8Bit().constData(),
m_bootfile.toLocal8Bit().constData());
LOG_INFO() << "Thread finished, result:" << m_error;
}
BootloaderInstallBSPatch::BootloaderInstallBSPatch(QObject *parent)
: BootloaderInstallBase(parent)
{
m_thread = nullptr;
}
QString BootloaderInstallBSPatch::ofHint()
{
return tr("Bootloader installation requires you to provide "
"the correct verrsion of the original firmware file. "
"This file will be patched with the Rockbox bootloader and "
"installed to your player. You need to download this file "
"yourself due to legal reasons. Please refer to the "
"<a href='http://www.rockbox.org/wiki/'>rockbox wiki</a> "
"pages on how to obtain this file.<br/>"
"Press Ok to continue and browse your computer for the firmware "
"file.");
}
/** Start bootloader installation.
*/
bool BootloaderInstallBSPatch::install(void)
{
if(!QFileInfo(m_offile).isReadable())
{
LOG_ERROR() << "could not read original firmware file"
<< m_offile;
emit logItem(tr("Could not read original firmware file"), LOGERROR);
return false;
}
LOG_INFO() << "downloading bootloader";
// download bootloader from server
emit logItem(tr("Downloading bootloader file"), LOGINFO);
connect(this, &BootloaderInstallBase::downloadDone, this, &BootloaderInstallBSPatch::installStage2);
downloadBlStart(m_blurl);
return true;
}
void BootloaderInstallBSPatch::installStage2(void)
{
LOG_INFO() << "patching file...";
emit logItem(tr("Patching file..."), LOGINFO);
m_tempfile.open();
// we have not detailed progress on the patching so just show a busy
// indicator instead.
emit logProgress(0, 0);
m_patchedFile.open();
m_thread = new BootloaderThreadBSPatch();
m_thread->setInputFile(m_offile);
m_thread->setBootloaderFile(m_tempfile.fileName());
m_thread->setOutputFile(m_patchedFile.fileName());
m_tempfile.close();
m_patchedFile.close();
connect(m_thread, &QThread::finished, this, &BootloaderInstallBSPatch::installStage3);
m_thread->start();
}
void BootloaderInstallBSPatch::installStage3(void)
{
int err = m_thread->error();
emit logProgress(1, 1);
// if the patch failed
if (err != 0)
{
LOG_ERROR() << "Could not patch the original firmware file";
emit logItem(tr("Patching the original firmware failed"), LOGERROR);
emit done(true);
return;
}
LOG_INFO() << "Original Firmware succesfully patched";
emit logItem(tr("Succesfully patched firmware file"), LOGINFO);
// if a bootloader is already present delete it.
QString fwfile(m_blfile);
if(QFileInfo(fwfile).isFile())
{
LOG_INFO() << "deleting old target file";
QFile::remove(fwfile);
}
// place (new) bootloader. Copy, since the temporary file will be removed
// automatically.
LOG_INFO() << "moving patched bootloader to" << fwfile;
if(m_patchedFile.copy(fwfile))
{
emit logItem(tr("Bootloader successful installed"), LOGOK);
logInstall(LogAdd);
emit done(false);
}
else
{
emit logItem(tr("Patched bootloader could not be installed"), LOGERROR);
emit done(true);
}
// clean up thread object.
delete m_thread;
return;
}
bool BootloaderInstallBSPatch::uninstall(void)
{
emit logItem(tr("To uninstall, perform a normal upgrade with an unmodified "
"original firmware."), LOGINFO);
logInstall(LogRemove);
emit done(true);
return false;
}
BootloaderInstallBase::BootloaderType BootloaderInstallBSPatch::installed(void)
{
return BootloaderUnknown;
}
BootloaderInstallBase::Capabilities BootloaderInstallBSPatch::capabilities(void)
{
return (Install | NeedsOf);
}