22056a9c37
ipodInitialize() is not supposed to close but only to open the disk handle. Fixes a segfault when trying to install the ipod bootloader on windows. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24608 a1c6a512-1295-4272-9138-f99709370657
272 lines
8 KiB
C++
272 lines
8 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 "bootloaderinstallipod.h"
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#include "../ipodpatcher/ipodpatcher.h"
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#include "autodetection.h"
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BootloaderInstallIpod::BootloaderInstallIpod(QObject *parent)
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: BootloaderInstallBase(parent)
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{
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(void)parent;
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// initialize sector buffer. ipod_sectorbuf is defined in ipodpatcher.
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// The buffer itself is only present once, so make sure to not allocate
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// it if it was already allocated. The application needs to take care
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// no concurrent (i.e. multiple objects of this class running) requests
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// are done.
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if(ipod_sectorbuf == NULL)
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ipod_alloc_buffer(&ipod_sectorbuf, BUFFER_SIZE);
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}
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BootloaderInstallIpod::~BootloaderInstallIpod()
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{
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if(ipod_sectorbuf) {
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free(ipod_sectorbuf);
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ipod_sectorbuf = NULL;
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}
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}
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bool BootloaderInstallIpod::install(void)
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{
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if(ipod_sectorbuf == NULL) {
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emit logItem(tr("Error: can't allocate buffer memory!"), LOGERROR);
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emit done(true);
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return false;
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}
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memset(&ipod, 0, sizeof(struct ipod_t));
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if(!ipodInitialize(&ipod)) {
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emit done(true);
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return false;
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}
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if(ipod.nimages <= 0) {
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emit logItem(tr("Failed to read firmware directory"), LOGERROR);
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emit done(true);
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return false;
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}
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if(getmodel(&ipod,(ipod.ipod_directory[ipod.ososimage].vers>>8)) < 0) {
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emit logItem(tr("Unknown version number in firmware (%1)").arg(
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ipod.ipod_directory[0].vers), LOGERROR);
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emit done(true);
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return false;
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}
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if(ipod.macpod) {
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emit logItem(tr("Warning: This is a MacPod, Rockbox only runs on WinPods. \n"
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"See http://www.rockbox.org/wiki/IpodConversionToFAT32"), LOGERROR);
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emit done(true);
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return false;
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}
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emit logItem(tr("Downloading bootloader file"), LOGINFO);
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downloadBlStart(m_blurl);
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connect(this, SIGNAL(downloadDone()), this, SLOT(installStage2()));
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return true;
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}
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void BootloaderInstallIpod::installStage2(void)
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{
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emit logItem(tr("Installing Rockbox bootloader"), LOGINFO);
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QCoreApplication::processEvents();
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if(ipod_reopen_rw(&ipod) < 0) {
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emit logItem(tr("Could not open Ipod in R/W mode"), LOGERROR);
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emit done(true);
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return;
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}
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QCoreApplication::processEvents();
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m_tempfile.open();
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QString blfile = m_tempfile.fileName();
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m_tempfile.close();
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if(add_bootloader(&ipod, blfile.toLatin1().data(), FILETYPE_DOT_IPOD) == 0) {
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emit logItem(tr("Successfull added bootloader"), LOGOK);
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ipod_close(&ipod);
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#if defined(Q_OS_MACX)
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m_remountDevice = ipod.diskname;
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connect(this, SIGNAL(remounted(bool)), this, SLOT(installStage3(bool)));
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waitRemount();
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#else
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installStage3(true);
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#endif
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}
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else {
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emit logItem(tr("Failed to add bootloader"), LOGERROR);
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ipod_close(&ipod);
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emit done(true);
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return;
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}
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}
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void BootloaderInstallIpod::installStage3(bool mounted)
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{
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if(mounted) {
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logInstall(LogAdd);
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emit logItem(tr("Bootloader Installation complete."), LOGINFO);
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emit done(false);
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return;
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}
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else {
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emit logItem(tr("Writing log aborted"), LOGERROR);
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emit done(true);
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}
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qDebug() << "[BootloaderInstallIpod] version installed:" << m_blversion.toString(Qt::ISODate);
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}
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bool BootloaderInstallIpod::uninstall(void)
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{
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struct ipod_t ipod;
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emit logItem(tr("Uninstalling bootloader"), LOGINFO);
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QCoreApplication::processEvents();
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if(!ipodInitialize(&ipod)) {
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emit done(true);
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return false;
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}
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if (ipod.nimages <= 0) {
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emit logItem(tr("Failed to read firmware directory"),LOGERROR);
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emit done(true);
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return false;
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}
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if (getmodel(&ipod,(ipod.ipod_directory[0].vers>>8)) < 0) {
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emit logItem(tr("Unknown version number in firmware (%1)").arg(
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ipod.ipod_directory[0].vers), LOGERROR);
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emit done(true);
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return false;
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}
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if (ipod_reopen_rw(&ipod) < 0) {
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emit logItem(tr("Could not open Ipod in R/W mode"), LOGERROR);
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emit done(true);
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return false;
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}
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if (ipod.ipod_directory[0].entryOffset == 0) {
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emit logItem(tr("No bootloader detected."), LOGERROR);
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emit done(true);
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return false;
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}
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if (delete_bootloader(&ipod)==0) {
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emit logItem(tr("Successfully removed bootloader"), LOGOK);
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logInstall(LogRemove);
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emit done(false);
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ipod_close(&ipod);
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return true;
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}
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else {
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emit logItem(tr("Removing bootloader failed."), LOGERROR);
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emit done(true);
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ipod_close(&ipod);
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return false;
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}
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}
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BootloaderInstallBase::BootloaderType BootloaderInstallIpod::installed(void)
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{
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struct ipod_t ipod;
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BootloaderInstallBase::BootloaderType result = BootloaderRockbox;
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if(!ipodInitialize(&ipod)) {
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qDebug() << "[BootloaderInstallIpod] installed: BootloaderUnknown";
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result = BootloaderUnknown;
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}
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else {
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read_directory(&ipod);
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if(ipod.ipod_directory[0].entryOffset == 0) {
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qDebug() << "[BootloaderInstallIpod] installed: BootloaderOther";
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result = BootloaderOther;
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}
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else {
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qDebug() << "[BootloaderInstallIpod] installed: BootloaderRockbox";
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}
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}
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ipod_close(&ipod);
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return result;
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}
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BootloaderInstallBase::Capabilities BootloaderInstallIpod::capabilities(void)
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{
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return (Install | Uninstall | IsRaw);
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}
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/** @initialize Ipod by opening its file handle and checking if its an ipod.
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* Note: the caller has to make sure the file handle gets closed!
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*/
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bool BootloaderInstallIpod::ipodInitialize(struct ipod_t *ipod)
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{
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if(!m_blfile.isEmpty()) {
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#if defined(Q_OS_WIN32)
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sprintf(ipod->diskname, "\\\\.\\PhysicalDrive%i",
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Autodetection::resolveDevicename(m_blfile).toInt());
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#elif defined(Q_OS_MACX)
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sprintf(ipod->diskname, "%s",
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qPrintable(Autodetection::resolveDevicename(m_blfile)
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.remove(QRegExp("s[0-9]+$"))));
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#else
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sprintf(ipod->diskname, "%s",
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qPrintable(Autodetection::resolveDevicename(m_blfile)
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.remove(QRegExp("[0-9]+$"))));
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#endif
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qDebug() << "[BootloaderInstallIpod] ipodpatcher: overriding scan, using"
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<< ipod->diskname;
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}
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else {
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emit logItem(tr("Error: no mountpoint specified!"), LOGERROR);
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qDebug() << "[BootloaderInstallIpod] no mountpoint specified!";
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}
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int result = ipod_open(ipod, 1);
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if(result == -2) {
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emit logItem(tr("Could not open Ipod: permission denied"), LOGERROR);
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return false;
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}
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else if(result < 0) {
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emit logItem(tr("Could not open Ipod"), LOGERROR);
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return false;
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}
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if(read_partinfo(ipod, 1) < 0) {
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emit logItem(tr("Error reading partition table - possibly not an Ipod"), LOGERROR);
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ipod_close(ipod);
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return false;
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}
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if(ipod->pinfo[0].start == 0) {
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emit logItem(tr("No firmware partition on disk"), LOGERROR);
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ipod_close(ipod);
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return false;
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}
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read_directory(ipod);
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return true;
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}
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