f598a7baef
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25409 a1c6a512-1295-4272-9138-f99709370657
258 lines
8.1 KiB
C++
258 lines
8.1 KiB
C++
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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*
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* Copyright (C) 2008 by Dominik Riebeling
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* $Id$
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <QtCore>
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#include "bootloaderinstallbase.h"
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#include "bootloaderinstallhex.h"
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#include "../../tools/iriver.h"
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#include "../../tools/mkboot.h"
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struct md5s {
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const char* orig;
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const char* patched;
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};
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struct md5s md5sums[] = {
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#include "irivertools/h100sums.h"
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{ 0, 0 },
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#include "irivertools/h120sums.h"
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{ 0, 0 },
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#include "irivertools/h300sums.h"
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{ 0, 0 }
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};
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BootloaderInstallHex::BootloaderInstallHex(QObject *parent)
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: BootloaderInstallBase(parent)
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{
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}
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QString BootloaderInstallHex::ofHint()
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{
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return tr("Bootloader installation requires you to provide "
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"a firmware file of the original firmware (hex file). "
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"You need to download this file yourself due to legal "
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"reasons. Please refer to the "
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"<a href='http://www.rockbox.org/manual.shtml'>manual</a> and the "
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"<a href='http://www.rockbox.org/wiki/IriverBoot"
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"#Download_and_extract_a_recent_ve'>IriverBoot</a> wiki page on "
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"how to obtain this file.<br/>"
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"Press Ok to continue and browse your computer for the firmware "
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"file.");
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}
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bool BootloaderInstallHex::install(void)
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{
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if(m_offile.isEmpty())
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return false;
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m_hashindex = -1;
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// md5sum hex file
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emit logItem(tr("checking MD5 hash of input file ..."), LOGINFO);
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QByteArray filedata;
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// read hex file into QByteArray
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QFile file(m_offile);
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file.open(QIODevice::ReadOnly);
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filedata = file.readAll();
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file.close();
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QString hash = QCryptographicHash::hash(filedata,
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QCryptographicHash::Md5).toHex();
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qDebug() << "[BootloaderInstallHex] hexfile hash:" << hash;
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if(file.error() != QFile::NoError) {
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emit logItem(tr("Could not verify original firmware file"), LOGERROR);
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emit done(true);
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return false;
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}
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// check hash and figure model from md5sum
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int i = sizeof(md5sums) / sizeof(struct md5s);
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m_model = 4;
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// 3: h300, 2: h120, 1: h100, 0:invalid
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while(i--) {
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if(md5sums[i].orig == 0)
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m_model--;
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if(!qstrcmp(md5sums[i].orig, hash.toAscii()))
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break;
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}
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if(i < 0) {
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emit logItem(tr("Firmware file not recognized."), LOGERROR);
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return false;
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}
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else {
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emit logItem(tr("MD5 hash ok"), LOGOK);
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m_hashindex = i;
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}
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// check model agains download link.
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QString match[] = {"", "h100", "h120", "h300"};
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if(!m_blurl.path().contains(match[m_model])) {
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emit logItem(tr("Firmware file doesn't match selected player."),
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LOGERROR);
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return false;
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}
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emit logItem(tr("Descrambling file"), LOGINFO);
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m_descrambled.open();
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int result;
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result = iriver_decode(m_offile.toAscii().data(),
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m_descrambled.fileName().toAscii().data(), FALSE, STRIP_NONE);
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qDebug() << "[BootloaderInstallHex] iriver_decode" << result;
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if(result < 0) {
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emit logItem(tr("Error in descramble: %1").arg(scrambleError(result)), LOGERROR);
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return false;
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}
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// download firmware from server
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emit logItem(tr("Downloading bootloader file"), LOGINFO);
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connect(this, SIGNAL(downloadDone()), this, SLOT(installStage2()));
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downloadBlStart(m_blurl);
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return true;
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}
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void BootloaderInstallHex::installStage2(void)
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{
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emit logItem(tr("Adding bootloader to firmware file"), LOGINFO);
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QCoreApplication::processEvents();
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// local temp file
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QTemporaryFile tempbin;
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tempbin.open();
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QString tempbinName = tempbin.fileName();
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tempbin.close();
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// get temporary files filenames -- external tools need this.
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m_descrambled.open();
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QString descrambledName = m_descrambled.fileName();
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m_descrambled.close();
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m_tempfile.open();
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QString tempfileName = m_tempfile.fileName();
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m_tempfile.close();
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int origin = 0;
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switch(m_model) {
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case 3:
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origin = 0x3f0000;
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break;
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case 2:
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case 1:
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origin = 0x1f0000;
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break;
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default:
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origin = 0;
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break;
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}
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// iriver decode already done in stage 1
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int result;
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if((result = mkboot(descrambledName.toLocal8Bit().constData(),
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tempfileName.toLocal8Bit().constData(),
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tempbinName.toLocal8Bit().constData(), origin)) < 0)
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{
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QString error;
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switch(result) {
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case -1: error = tr("could not open input file"); break;
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case -2: error = tr("reading header failed"); break;
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case -3: error = tr("reading firmware failed"); break;
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case -4: error = tr("can't open bootloader file"); break;
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case -5: error = tr("reading bootloader file failed"); break;
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case -6: error = tr("can't open output file"); break;
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case -7: error = tr("writing output file failed"); break;
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}
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emit logItem(tr("Error in patching: %1").arg(error), LOGERROR);
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emit done(true);
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return;
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}
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QTemporaryFile targethex;
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targethex.open();
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QString targethexName = targethex.fileName();
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if((result = iriver_encode(tempbinName.toLocal8Bit().constData(),
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targethexName.toLocal8Bit().constData(), FALSE)) < 0)
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{
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emit logItem(tr("Error in scramble: %1").arg(scrambleError(result)), LOGERROR);
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targethex.close();
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emit done(true);
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return;
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}
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// finally check the md5sum of the created file
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QByteArray filedata;
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filedata = targethex.readAll();
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targethex.close();
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QString hash = QCryptographicHash::hash(filedata,
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QCryptographicHash::Md5).toHex();
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qDebug() << "[BootloaderInstallHex] created hexfile hash:" << hash;
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emit logItem(tr("Checking modified firmware file"), LOGINFO);
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if(hash != QString(md5sums[m_hashindex].patched)) {
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emit logItem(tr("Error: modified file checksum wrong"), LOGERROR);
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targethex.remove();
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emit done(true);
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return;
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}
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// finally copy file to player
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targethex.copy(m_blfile);
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emit logItem(tr("Success: modified firmware file created"), LOGINFO);
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logInstall(LogAdd);
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emit done(false);
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return;
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}
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bool BootloaderInstallHex::uninstall(void)
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{
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emit logItem(tr("Uninstallation not possible, only installation info removed"), LOGINFO);
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logInstall(LogRemove);
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return false;
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}
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BootloaderInstallBase::BootloaderType BootloaderInstallHex::installed(void)
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{
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return BootloaderUnknown;
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}
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BootloaderInstallBase::Capabilities BootloaderInstallHex::capabilities(void)
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{
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return (Install | NeedsOf);
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}
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QString BootloaderInstallHex::scrambleError(int err)
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{
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QString error;
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switch(err) {
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case -1: error = tr("Can't open input file"); break;
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case -2: error = tr("Can't open output file"); break;
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case -3: error = tr("invalid file: header length wrong"); break;
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case -4: error = tr("invalid file: unrecognized header"); break;
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case -5: error = tr("invalid file: \"length\" field wrong"); break;
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case -6: error = tr("invalid file: \"length2\" field wrong"); break;
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case -7: error = tr("invalid file: internal checksum error"); break;
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case -8: error = tr("invalid file: \"length3\" field wrong"); break;
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default: error = tr("unknown"); break;
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}
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return error;
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}
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