rockbox/rbutil/rbutilqt/base/bootloaderinstalltcc.cpp

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
*
* Copyright (C) 2009 by Tomer Shalev
*
* 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.
*
* This file is a modified version of the AMS installer by Dominik Wenger
*
****************************************************************************/
#include <QtCore>
#include "bootloaderinstallbase.h"
#include "bootloaderinstalltcc.h"
#include "../mktccboot/mktccboot.h"
BootloaderInstallTcc::BootloaderInstallTcc(QObject *parent)
: BootloaderInstallBase(parent)
{
}
QString BootloaderInstallTcc::ofHint()
{
return tr("Bootloader installation requires you to provide "
"a firmware file of the original firmware (bin file). "
"You need to download this file yourself due to legal "
"reasons. Please refer to the "
"<a href='http://www.rockbox.org/manual.shtml'>manual</a> and the "
"<a href='http://www.rockbox.org/wiki/CowonD2Info'>CowonD2Info</a> "
"wiki page on how to obtain the file.<br/>"
"Press Ok to continue and browse your computer for the firmware "
"file.");
}
bool BootloaderInstallTcc::install(void)
{
if(m_offile.isEmpty())
return false;
// Download firmware from server
emit logItem(tr("Downloading bootloader file"), LOGINFO);
connect(this, &BootloaderInstallBase::downloadDone, this, &BootloaderInstallTcc::installStage2);
downloadBlStart(m_blurl);
return true;
}
void BootloaderInstallTcc::installStage2(void)
{
unsigned char *of_buf, *boot_buf = nullptr, *patched_buf = nullptr;
int n, of_size, boot_size, patched_size;
char errstr[200];
bool ret = false;
m_tempfile.open();
QString bootfile = m_tempfile.fileName();
m_tempfile.close();
/* Construct path for write out.
* Combine path of m_blfile with filename from OF */
QString outfilename = QFileInfo(m_blfile).absolutePath() + "/" +
QFileInfo(m_offile).fileName();
/* Write out file */
QFile out(outfilename);
/* Load original firmware file */
of_buf = file_read(m_offile.toLocal8Bit().data(), &of_size);
if (of_buf == nullptr)
{
emit logItem(errstr, LOGERROR);
emit logItem(tr("Could not load %1").arg(m_offile), LOGERROR);
goto exit;
}
/* A CRC test in order to reject non OF file */
if (test_firmware_tcc(of_buf, of_size))
{
emit logItem(errstr, LOGERROR);
emit logItem(tr("Unknown OF file used: %1").arg(m_offile), LOGERROR);
goto exit;
}
/* Load bootloader file */
boot_buf = file_read(bootfile.toLocal8Bit().data(), &boot_size);
if (boot_buf == nullptr)
{
emit logItem(errstr, LOGERROR);
emit logItem(tr("Could not load %1").arg(bootfile), LOGERROR);
goto exit;
}
/* Patch the firmware */
emit logItem(tr("Patching Firmware..."), LOGINFO);
patched_buf = patch_firmware_tcc(of_buf, of_size, boot_buf, boot_size,
&patched_size);
if (patched_buf == nullptr)
{
emit logItem(errstr, LOGERROR);
emit logItem(tr("Could not patch firmware"), LOGERROR);
goto exit;
}
if(!out.open(QIODevice::WriteOnly | QIODevice::Truncate))
{
emit logItem(tr("Could not open %1 for writing").arg(m_blfile),
LOGERROR);
goto exit;
}
n = out.write((char*)patched_buf, patched_size);
out.close();
if (n != patched_size)
{
emit logItem(tr("Could not write firmware file"), LOGERROR);
goto exit;
}
/* End of install */
emit logItem(tr("Success: modified firmware file created"), LOGINFO);
logInstall(LogAdd);
ret = true;
exit:
if (of_buf)
free(of_buf);
if (boot_buf)
free(boot_buf);
if (patched_buf)
free(patched_buf);
emit done(ret);
}
bool BootloaderInstallTcc::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 BootloaderInstallTcc::installed(void)
{
return BootloaderUnknown;
}
BootloaderInstallBase::Capabilities BootloaderInstallTcc::capabilities(void)
{
return (Install | NeedsOf);
}