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* allow reading of old nand.bin for creating a new one

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This commit is contained in:
giantpune@gmail.com 2011-01-14 17:48:38 +00:00
parent 0e671a6764
commit c3462a3d24
3 changed files with 154 additions and 29 deletions
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152
ohneschwanzenegger/newnandbin.cpp
View File

@ -9,7 +9,7 @@ NewNandBin::NewNandBin( QWidget *parent, QList<quint16> badBlocks ) : QDialog(pa
foreach( quint16 block, badBlocks )
{
QString txt = QString( "%1" ).arg( block );
if( !ui->listWidget_badBlocks->findItems( txt, Qt::MatchExactly ).isEmpty() )
if( ui->listWidget_badBlocks->findItems( txt, Qt::MatchExactly ).isEmpty() )
ui->listWidget_badBlocks->addItem( txt );
}
}
@ -79,27 +79,8 @@ void NewNandBin::on_pushButton_bb_rm_clicked()
}
}
//ok clicked
void NewNandBin::on_buttonBox_accepted()
bool NewNandBin::CreateDefaultEntries()
{
if( ui->lineEdit_keys->text().isEmpty() || ui->lineEdit_boot->text().isEmpty() || ui->lineEdit_dest->text().isEmpty() )
{
QMessageBox::warning( this, tr( "Error" ), tr( "Required feilds are empty" ) );
return;
}
QByteArray keys = ReadFile( ui->lineEdit_keys->text() );
QByteArray boots = ReadFile( ui->lineEdit_boot->text() );
if( keys.size() != 0x400 || boots.size() != 0x108000 )
{
QMessageBox::warning( this, tr( "Error" ), tr( "The keys or boot1/2 is not correct" ) );
return;
}
if( !nand.CreateNew( ui->lineEdit_dest->text(), keys, boots, BadBlocks() ) )
{
qDebug() << "error creating nand.bin";
return;
}
//qDebug() << "created nand, trying to add default entries";
if( !nand.CreateEntry( "/sys", 0, 0, NAND_DIR, NAND_RW, NAND_RW, 0 )
|| !nand.CreateEntry( "/ticket", 0, 0, NAND_DIR, NAND_RW, NAND_RW, 0 )
|| !nand.CreateEntry( "/title", 0, 0, NAND_DIR, NAND_RW, NAND_RW, NAND_READ )
@ -111,19 +92,61 @@ void NewNandBin::on_buttonBox_accepted()
|| !nand.WriteMetaData() )
{
qWarning() << "NewNandBin::on_buttonBox_accepted -> error creating directories in the new nand";
return;
QMessageBox::warning( this, tr( "Error" ), \
tr( "Can't create base folders in the new nand." ) );
return false;
}
//add cert.sys
quint16 handle = nand.CreateEntry( "/sys/cert.sys", 0, 0, NAND_FILE, NAND_RW, NAND_RW, NAND_READ );
if( !handle || !nand.SetData( handle, QByteArray( (const char*)&certs_dat, CERTS_DAT_SIZE ) ) )
{
qWarning() << "NewNandBin::on_buttonBox_accepted -> error creating cert in the new nand";
return;
QMessageBox::warning( this, tr( "Error" ), \
tr( "Can't create cert.sys folders in the new nand." ) );
return false;
}
//commit changes to metadata
if( !nand.WriteMetaData() )
{
qWarning() << "NewNandBin::on_buttonBox_accepted -> error writing metadata";
QMessageBox::warning( this, tr( "Error" ), \
tr( "Can't write metadata in the new nand." ) );
return false;
}
return true;
}
//ok clicked
void NewNandBin::on_buttonBox_accepted()
{
if( ui->lineEdit_keys->text().isEmpty() || ui->lineEdit_boot->text().isEmpty() || ui->lineEdit_dest->text().isEmpty() )
{
QMessageBox::warning( this, tr( "Error" ), tr( "Required feilds are empty" ) );
return;
}
if( keys.isEmpty() )
keys = ReadFile( ui->lineEdit_keys->text() );
if( boots.isEmpty() )
boots = ReadFile( ui->lineEdit_boot->text() );
if( keys.size() != 0x400 || boots.size() != 0x108000 )
{
QMessageBox::warning( this, tr( "Error" ), tr( "The keys or boot1/2 is not correct" ) );
keys.clear();
boots.clear();
return;
}
if( !nand.CreateNew( ui->lineEdit_dest->text(), keys, boots, BadBlocks() ) )
{
qDebug() << "error creating nand.bin";
keys.clear();
boots.clear();
return;
}
//qDebug() << "created nand, trying to add default entries";
if( !CreateDefaultEntries() )
{
keys.clear();
boots.clear();
return;
}
@ -171,3 +194,86 @@ void NewNandBin::on_pushButton_badBlockFile_clicked()
ui->listWidget_badBlocks->addItem( line );
}
}
//read info from existing nand.bin
void NewNandBin::on_pushButton_oldNand_clicked()
{
QString f = QFileDialog::getOpenFileName( this, tr( "Select Old nand.bin" ), dir );
if( f.isEmpty() )
return;
QFileInfo fi( f );
QFile file( fi.absoluteFilePath() );
if( !file.exists() || !file.open( QIODevice::ReadOnly ) )
{
QMessageBox::warning( this, tr( "Error" ), \
tr( "Can't open %1!" ).arg( fi.absoluteFilePath() ) );
return;
}
ui->listWidget_badBlocks->clear();
switch( fi.size() )
{
case 0x21000000:// w/ ecc, keys in different file
{
boots = file.read( 0x108000 );
//file.seek();
keys = ReadFile( fi.absoluteDir().absoluteFilePath( "keys.bin" ) );
}
break;
case 0x21000400:// w/ ecc, keys at end of nand dump
{
boots = file.read( 0x108000 );
file.seek( 0x21000000 );
keys = file.read( 0x400 );
//keys = ReadFile( fi.absoluteDir().absoluteFilePath( "keys.bin" ) );
}
break;
default://unsupported for this
QMessageBox::warning( this, tr( "Error" ), tr( "I need a nand dump with ecc to create a new nand from.<br>Accepted sizes are 0x21000000 and 0x21000400." ) );
file.close();
return;
break;
}
file.close();
//create nandBin object to get the list of bad blocks
NandBin old( this );
if( !old.SetPath( fi.absoluteFilePath() ) || !old.InitNand() )
{
QMessageBox::warning( this, tr( "Error" ), \
tr( "Error reading %1." ).arg( fi.absoluteFilePath() ) );
keys.clear();
boots.clear();
return;
}
QList<quint16> clusters = old.GetFats();
QList<quint16> badBlacks;
if( !clusters.size() == 0x8000 )
{
QMessageBox::warning( this, tr( "Error" ), \
tr( "Expected 0x8000 clusters from the nand, but got %1 instead!" ).arg( clusters.size(), 0, 16 ), QMessageBox::Ok );
keys.clear();
boots.clear();
return;
}
for( quint16 i = 0; i < 0x8000; i += 8 )//first cluster of each block.
{
//qDebug() << hex << i << clusters.at( i );
if( clusters.at( i ) == 0xFFFD )
{
quint16 block = ( i / 8 );
badBlacks << block;
QString txt = QString( "%1" ).arg( block );
qDebug() << "bad cluster" << hex << i << block << txt;
//if( ui->listWidget_badBlocks->findItems( txt, Qt::MatchExactly ).isEmpty() )//just in case, but this should always be true
ui->listWidget_badBlocks->addItem( txt );
}
}
ui->lineEdit_boot->setText( tr( "<From old nand>" ) );
ui->lineEdit_keys->setText( tr( "<From old nand>" ) );
}

6
ohneschwanzenegger/newnandbin.h
View File

@ -27,7 +27,13 @@ private:
QString ret;
QString dir;
QByteArray boots;
QByteArray keys;
bool CreateDefaultEntries();
private slots:
void on_pushButton_oldNand_clicked();
void on_pushButton_badBlockFile_clicked();
void on_buttonBox_accepted();
void on_pushButton_bb_rm_clicked();

19
ohneschwanzenegger/newnandbin.ui
View File

@ -14,7 +14,7 @@
<string>New Nand</string>
</property>
<layout class="QGridLayout" name="gridLayout_2">
<item row="0" column="0" colspan="2">
<item row="0" column="0" colspan="3">
<layout class="QFormLayout" name="formLayout">
<item row="0" column="0">
<widget class="QPushButton" name="pushButton_keys">
@ -178,7 +178,7 @@
</layout>
</widget>
</item>
<item row="1" column="1">
<item row="1" column="2">
<spacer name="horizontalSpacer">
<property name="orientation">
<enum>Qt::Horizontal</enum>
@ -191,7 +191,7 @@
</property>
</spacer>
</item>
<item row="2" column="0" colspan="2">
<item row="2" column="0" colspan="3">
<widget class="QDialogButtonBox" name="buttonBox">
<property name="orientation">
<enum>Qt::Horizontal</enum>
@ -201,6 +201,19 @@
</property>
</widget>
</item>
<item row="1" column="1">
<widget class="QPushButton" name="pushButton_oldNand">
<property name="minimumSize">
<size>
<width>150</width>
<height>69</height>
</size>
</property>
<property name="text">
<string>Existing Nand...</string>
</property>
</widget>
</item>
</layout>
</widget>
<resources/>