wiiqt/WiiQt/nanddump.cpp

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#include "nanddump.h"
#include "tiktmd.h"
#include "tools.h"
NandDump::NandDump( const QString &path )
{
uidDirty = true;
cmDirty = true;
if( !path.isEmpty() )
SetPath( path );
}
NandDump::~NandDump()
{
if( !basePath.isEmpty() )
Flush();//no need to check the return, the class is destructing and we wouldnt do anything to fix it
}
bool NandDump::Flush()
{
bool ret = FlushUID();
ret = FlushReplacementStrings() && ret;
return FlushContentMap() && ret;
}
bool NandDump::SetPath( const QString &path )
{
qDebug() << "NandDump::SetPath(" << path << ")";
//check what is already in this path and create stuff that is missing
QFileInfo fi( path );
basePath = fi.absoluteFilePath();
if( fi.exists() && fi.isFile() )
{
qWarning() << "NandDump::SetPath ->" << path << "is a file";
return false;
}
if( !fi.exists() && !QDir().mkpath( path ) )
{
qWarning() << "NandDump::SetPath -> cant create" << path;
return false;
}
//make sure some subfolders are there
QDir d( path );
if( ( !d.exists( "title" ) && !d.mkdir( "title" ) )//these should be good enough
|| ( !d.exists( "ticket" ) && !d.mkdir( "ticket" ) )
|| ( !d.exists( "shared1" ) && !d.mkdir( "shared1" ) )
|| ( !d.exists( "shared2" ) && !d.mkdir( "shared2" ) )
|| ( !d.exists( "sys" ) && !d.mkdir( "sys" ) ) )
{
qWarning() << "NandDump::SetPath -> error creating subfolders in" << path;
return false;
}
//make sure there is a valid uid.sys
QString uidPath = fi.absoluteFilePath() + "/sys/uid.sys";
fi.setFile( uidPath );
if( !fi.exists() && !FlushUID() )
{
qWarning() << "NandDump::SetPath -> can\'t create new uid.sys";
return false;
}
else
{
QFile f( uidPath );
if( !f.open( QIODevice::ReadOnly ) )
{
qWarning() << "NandDump::SetPath -> error opening existing uid.sys" << uidPath;
return false;
}
QByteArray u = f.readAll();
f.close();
uidMap = UIDmap( u );
uidMap.Check();//not really taking any action, but it will spit out errors in the debug output
uidDirty = false;
}
//make sure there is a valid content.map
QString cmPath = basePath + "/shared1/content.map";
fi.setFile( cmPath );
if( !fi.exists() && !FlushContentMap() )
{
qWarning() << "NandDump::SetPath -> can\'t create new content map";
return false;
}
else
{
QFile f( cmPath );
if( !f.open( QIODevice::ReadOnly ) )
{
qWarning() << "NandDump::SetPath -> error opening existing content.map" << cmPath;
return false;
}
QByteArray u = f.readAll();
f.close();
cMap = SharedContentMap( u );//checked automatically by the constructor
//cMap.Check( basePath + "/shared1" );//just checking to make sure everything is ok.
cmDirty = false;
}
//read the list of strings used to fix the nand for certain filesystems
ReadReplacementStrings();
//TODO - need a setting.txt up in here
return true;
}
//write the uid to the HDD
bool NandDump::FlushUID()
{
if( uidDirty )
uidDirty = !SaveData( uidMap.Data(), "/sys/uid.sys" );
return !uidDirty;
}
//write the shared content map to the HDD
bool NandDump::FlushContentMap()
{
if( cmDirty )
cmDirty = !SaveData( cMap.Data(), "/shared1/content.map" );
return !cmDirty;
}
//write the file of replacement strings to HDD
bool NandDump::FlushReplacementStrings()
{
QString st;
QMap< QString, QString >::iterator i = replaceStrings.begin();
while( i != replaceStrings.end() )
{
st += i.key() + " " + i.value() + "\n";
i++;
}
if( st.isEmpty() )
return true;
return SaveData( st.toLatin1(), "/sys/replace" );
}
QByteArray NandDump::GetSettingTxt()
{
return GetFile( "/title/00000001/00000002/data/setting.txt" );
}
bool NandDump::SetSettingTxt( const QByteArray ba )
{
if( basePath.isEmpty() )
return false;
QString path = basePath + "/title/00000001/00000002/data";
if( !QFileInfo( path ).exists() && !QDir().mkpath( path ) )
return false;
return SaveData( ba, "/title/00000001/00000002/data/setting.txt" );
}
const QByteArray NandDump::GetFile( const QString &path )
{
if( basePath.isEmpty() || !path.startsWith( "/" ) )
return QByteArray();
return ReadFile( basePath + path );
}
//write some file to the nand
bool NandDump::SaveData( const QByteArray ba, const QString& path )
{
if( basePath.isEmpty() || !path.startsWith( "/" ) )
return false;
qDebug() << "NandDump::SaveData" << path << hex << ba.size();
return WriteFile( basePath + path, ba );
}
//delete a file from the nand
void NandDump::DeleteData( const QString & path )
{
qDebug() << "NandDump::DeleteData" << path;
if( basePath.isEmpty() || !path.startsWith( "/" ) )
return;
QFile::remove( basePath + path );
}
bool NandDump::InstallTicket( const QByteArray ba, quint64 tid )
{
Ticket t( ba );
if( t.Tid() != tid )
{
qWarning() << "NandDump::InstallTicket -> bad tid" << hex << tid << t.Tid();
return false;
}
//only write the first chunk of the ticket to the nand
QByteArray start = ba.left( t.SignedSize() );
if( start.size() != 0x2a4 )
{
qWarning() << "NandDump::InstallTicket -> ticket size" << hex << start.size();
}
QString p = QString( "%1" ).arg( tid, 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/ticket/" );
QString folder = p;
folder.resize( 17 );
folder.prepend( basePath );
if( !QFileInfo( folder ).exists() && !QDir().mkpath( folder ) )
return false;
p.append( ".tik" );
return SaveData( start, p );
}
bool NandDump::InstallTmd( const QByteArray ba, quint64 tid )
{
Tmd t( ba );
if( t.Tid() != tid )
{
qWarning() << "NandDump::InstallTmd -> bad tid" << hex << tid << t.Tid();
return false;
}
//only write the first chunk of the ticket to the nand
QByteArray start = ba.left( t.SignedSize() );
QString p = QString( "%1" ).arg( tid, 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/title/" );
p.append( "/content/title.tmd" );
return SaveData( start, p );
}
bool NandDump::InstallSharedContent( const QByteArray ba, const QByteArray hash )
{
QByteArray h = hash;
if( h.isEmpty() )
h = GetSha1( ba );
if( !cMap.GetAppFromHash( h ).isEmpty() )//already have this one
return true;
//qDebug() << "adding shared content";
QString appName = cMap.GetNextEmptyCid();
QString p = "/shared1/" + appName + ".app";
if( !SaveData( ba, p ) )
return false;
cMap.AddEntry( appName, hash );
cmDirty = true;
return true;
}
bool NandDump::InstallPrivateContent( const QByteArray ba, quint64 tid, const QString &cid )
{
QString p = QString( "%1" ).arg( tid, 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/title/" );
p.append( "/content/" + cid + ".app" );
return SaveData( ba, p );
}
//delete all .app and .tmd files in the content folder for this tid
void NandDump::AbortInstalling( quint64 tid )
{
QString p = QString( "%1" ).arg( tid, 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/title" );
p.append( "/content" );
QDir d( p );
if( !d.exists() )
return;
QFileInfoList fiL = d.entryInfoList( QStringList() << "*.app" << ".tmd", QDir::Files );
foreach( QFileInfo fi, fiL )
QFile::remove( fi.absoluteFilePath() );
}
bool NandDump::DeleteTitle( quint64 tid, bool deleteData )
{
if( basePath.isEmpty() )
return false;
QString tidStr = QString( "%1" ).arg( tid, 16, 16, QChar( '0' ) );
tidStr.insert( 8 ,"/" );
QString tikPath = tidStr;
tikPath.prepend( "/ticket/" );
tikPath.append( ".tik" );
DeleteData( tikPath );
if( !deleteData )
{
AbortInstalling( tid );
return true;
}
QString tPath = basePath + "/title/" + tidStr;
return RecurseDeleteFolder( tPath );
}
//go through and delete all the stuff in a given folder and then delete the folder itself
//this function expects an absolute path, not a relitive one inside the nand dump
bool NandDump::RecurseDeleteFolder( const QString &path )
{
if( basePath.isEmpty() || !path.startsWith( QFileInfo( basePath ).absoluteFilePath() ) )//make sure we arent deleting something outside the virtual nand
{
qWarning() << "NandDump::RecurseDeleteFolder -> something is amiss; tried to delete" << path;
return false;
}
QDir d( path );
if( !d.exists() )
return true;
QFileInfoList fiL = d.entryInfoList( QDir::Files | QDir::Dirs | QDir::NoDotAndDotDot );
foreach( QFileInfo fi, fiL )
{
if( fi.isFile() && !QFile::remove( fi.absoluteFilePath() ) )
{
qWarning() << "NandDump::RecurseDeleteFolder -> error deleting" << fi.absoluteFilePath();
return false;
}
if( fi.isDir() && !RecurseDeleteFolder( fi.absoluteFilePath() ) )
{
qWarning() << "NandDump::RecurseDeleteFolder -> error deleting" << fi.absoluteFilePath();
return false;
}
}
return QDir().rmdir( path );
}
bool NandDump::InstallNusItem( NusJob job )
{
if( !job.tid || job.data.size() < 3 )
{
qWarning() << "NandDump::InstallNusItem -> invalid item";
return false;
}
if( !uidDirty )
{
uidDirty = uidMap.GetUid( job.tid, false ) == 0;//only flag the uid as dirty if it has to be, this way it is only flushed if needed
}
uidMap.GetUid( job.tid );
QString p = QString( "%1" ).arg( job.tid, 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/title/" );
QString path = basePath + p + "/content";
if( !QFileInfo( path ).exists() && !QDir().mkpath( path ) )
return false;
path = basePath + p + "/data";
if( !QFileInfo( path ).exists() && !QDir().mkpath( path ) )
return false;
QByteArray ba = job.data.takeFirst();
if( !InstallTmd( ba, job.tid ) )
return false;
Tmd t( ba );
ba = job.data.takeFirst();
Ticket ti( ba );
if( !InstallTicket( ba, job.tid ) )
{
AbortInstalling( job.tid );
return false;
}
quint32 cnt = qFromBigEndian( t.payload()->num_contents );
if( cnt != (quint32)job.data.size() )
{
AbortInstalling( job.tid );
return false;
}
for( quint32 i = 0; i < cnt; i++ )
{
//make sure the content is not encrypted
QByteArray decData;
if( job.decrypt )
{
decData = job.data.takeFirst();
}
else
{
//seems like a waste to keep setting the key, but for now im doing it this way
//so multiple objects can be decrypting titles at the same time
AesSetKey( ti.DecryptedKey() );
QByteArray paddedEncrypted = PaddedByteArray( job.data.takeFirst(), 0x40 );
decData = AesDecrypt( i, paddedEncrypted );
decData.resize( t.Size( i ) );
QByteArray realHash = GetSha1( decData );
if( realHash != t.Hash( i ) )
{
qWarning() << "NandDump::InstallNusItem -> hash doesnt match for content" << hex << i;
hexdump( realHash );
hexdump( t.Hash( i ) );
AbortInstalling( job.tid );
return false;
}
}
if( t.Type( i ) == 0x8001 )
{
if( !InstallSharedContent( decData, t.Hash( i ) ) )
{
AbortInstalling( job.tid );
return false;
}
}
else if( t.Type( i ) == 1 )
{
if( !InstallPrivateContent( decData, job.tid, t.Cid( i ) ) )
{
AbortInstalling( job.tid );
return false;
}
}
else//unknown content type
{
qWarning() << "NandDump::InstallNusItem -> unknown content type";
AbortInstalling( job.tid );
return false;
}
}
return true;
}
bool NandDump::InstallWad( Wad wad )
{
if( !wad.Tid() || wad.content_count() < 3 )
{
qWarning() << "NandDump::InstallNusItem -> invalid item";
return false;
}
if( !uidDirty )
{
uidDirty = uidMap.GetUid( wad.Tid(), false ) == 0;//only flag the uid as dirty if it has to be, this way it is only flushed if needed
}
uidMap.GetUid( wad.Tid() );
QString p = QString( "%1" ).arg( wad.Tid(), 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/title/" );
QString path = basePath + p + "/content";
if( !QFileInfo( path ).exists() && !QDir().mkpath( path ) )
return false;
path = basePath + p + "/data";
if( !QFileInfo( path ).exists() && !QDir().mkpath( path ) )
return false;
QByteArray ba = wad.getTmd();
if( !InstallTmd( ba, wad.Tid() ) )
return false;
Tmd t( ba );
ba = wad.getTik();
Ticket ti( ba );
if( !InstallTicket( ba, wad.Tid() ) )
{
AbortInstalling( wad.Tid() );
return false;
}
quint32 cnt = qFromBigEndian( t.payload()->num_contents );
if( cnt != wad.content_count() )
{
AbortInstalling( wad.Tid() );
return false;
}
for( quint32 i = 0; i < cnt; i++ )
{
QByteArray decData = wad.Content(i);
if( t.Type( i ) == 0x8001 )
{
if( !InstallSharedContent( decData, t.Hash( i ) ) )
{
AbortInstalling( wad.Tid() );
return false;
}
}
else if( t.Type( i ) == 1 )
{
if( !InstallPrivateContent( decData, wad.Tid(), t.Cid( i ) ) )
{
AbortInstalling( wad.Tid() );
return false;
}
}
else//unknown content type
{
qWarning() << "NandDump::InstallWad -> unknown content type";
AbortInstalling( wad.Tid() );
return false;
}
}
return true;
}
QMap< quint64, quint16 > NandDump::GetInstalledTitles()
{
QMap< quint64, quint16 >ret;
if( basePath.isEmpty() )
return ret;
//QStringList tickets;
//get all the tickets
QDir d( basePath + "/ticket" );
QFileInfoList fiL = d.entryInfoList( QDir::Dirs | QDir::NoDotAndDotDot );//get all folders in "/ticket"
foreach( QFileInfo fi, fiL )
{
if( fi.fileName().size() != 8 )
continue;
bool ok = false;
quint32 upper = fi.fileName().toInt( &ok, 16 );
if( !ok )
continue;
QDir sd( fi.absoluteFilePath() );
QFileInfoList sfiL = sd.entryInfoList( QStringList() << "*.tik", QDir::Files );//get all "*.tik" files in this subfolder
foreach( QFileInfo sfi, sfiL )
{
QString lowerStr = sfi.fileName();//drop the ".tik" extension and convert to u32
lowerStr.resize( 8 );
quint32 lower = lowerStr.toInt( &ok, 16 );
if( !ok )
continue;
//load the TMD
QByteArray tmdData = GetFile( "/title/" + fi.fileName() + "/" + lowerStr + "/content/title.tmd" );
if( tmdData.isEmpty() )
continue;
//get version of tmd
Tmd t( tmdData );
quint16 version = t.Version();
quint64 tid = (quint64)( ((quint64)upper << 32 ) | lower );
//add this title to the return list
ret.insert( tid, version );
}
}
return ret;
}
void NandDump::ReadReplacementStrings()
{
replaceStrings.clear();
QByteArray ba = GetFile( "/sys/replace" );
if( ba.isEmpty() )
return;
QRegExp re( "[^/?*:;{}\\]+" );
QString all( ba );
all.replace( "\r\n", "\n" );
QStringList lines = QString( ba ).split( "\n", QString::SkipEmptyParts );
foreach( QString line, lines )
{
//skip lines that are less than 3 characters on dont have a space as their second character or have characters not allowed on FAT32
if( line.size() < 3 || line.at( 1 ) != ' ' || line.contains( re ) )
continue;
QString ch = line.left( 1 );
QString rp = line.right( line.size() - 2 );
replaceStrings.insert( ch, rp );
}
}
bool NandDump::SetReplaceString( const QString ch, const QString &replaceWith )
{
qWarning() << "NandDump::SetReplaceString(" << ch << "," << replaceWith << ")";
QRegExp re( "[^/?*:;{}\\]+" );
if( replaceWith.contains( re ) )
{
qWarning() << "NandDump::SetReplaceString -> replacement string contains illegal characters";
return false;
}
QString from;
QString to;
QMap< QString, QString >::iterator i = replaceStrings.find( ch );
if( i == replaceStrings.end() ) //currently not replacing this character
{
if( replaceWith.isEmpty() )//nothing to do
return true;
from = ch;
to = replaceWith;
}
else //this character is already being replaced by something
{
if( i.value() == replaceWith )//nothing to do
return true;
from = i.value();
if( replaceWith.isEmpty() ) //set all names back to their correct ones
{
to = ch;
}
else //change the names from one replacement character to another
{
to = replaceWith;
}
}
//now go through and try to apply the new naming to all existing files/folders
//if something goes wrong, try to rename all files back to their original name
if( !RecurseRename( QFileInfo( basePath ).absoluteFilePath() + "/title", from, to ) )
{
qWarning() << "NandDump::SetReplaceString -> error renaming something; trying to undo whatever i did";
if( !RecurseRename( QFileInfo( basePath ).absoluteFilePath() + "/title", from, to ) )
{
qWarning() << "NandDump::SetReplaceString -> something went wrong and i couldnt fix it.";
}
return false;
}
if( to.isEmpty() )
replaceStrings.remove( ch );
else
replaceStrings.insert( ch, to );
return true;
}
bool NandDump::RecurseRename( const QString &path, const QString &from, const QString &to )
{
//qDebug() << "NandDump::RecurseRename(" << path << "," << from << "," << to << ")";
//make sure we arent messing with something outside the virtual nand
if( basePath.isEmpty() || !path.startsWith( QFileInfo( basePath ).absoluteFilePath() ) )
{
qWarning() << "NandDump::RecurseRename -> something is amiss; tried to rename" << path;
return false;
}
QDir d( path );
if( !d.exists() )
return true;
QFileInfoList fiL = d.entryInfoList( QDir::Files | QDir::Dirs | QDir::NoDotAndDotDot );
foreach( QFileInfo fi, fiL )
{
QString name = fi.fileName();
name.replace( from, to );
if( fi.isFile() )
{
if( fi.fileName() != name && !d.rename( fi.fileName(), name ) )
{
qWarning() << "NandDump::RecurseRename -> error renaming" << fi.absoluteFilePath() << "to" << name;
return false;
}
}
if( fi.isDir() )
{
if( fi.fileName() != name && !d.rename( fi.fileName(), name ) )
{
qWarning() << "NandDump::RecurseRename -> error renaming" << fi.absoluteFilePath() << "to" << name;
return false;
}
if( !RecurseRename( fi.absoluteFilePath(), from, to ) )
return false;
}
}
return true;
}
const QString NandDump::ToNandName( const QString &name )
{
QString ret = name;
QMap< QString, QString >::iterator i = replaceStrings.begin();
while( i != replaceStrings.end() )
{
ret.replace( i.key(), i.value() );
i++;
}
return ret;
}
const QString NandDump::FromNandName( const QString &name )
{
QString ret = name;
QMap< QString, QString >::iterator i = replaceStrings.begin();
while( i != replaceStrings.end() )
{
ret.replace( i.value(), i.key() );
i++;
}
return ret;
}
const QString NandDump::ToNandPath( const QString &path )
{
QString ret;
QStringList parts = path.split( "/", QString::SkipEmptyParts );
foreach( QString part, parts )
ret += "/" + ToNandName( part );
return ret;
}
const QString NandDump::FromNandPath( const QString &path )
{
QString ret;
QStringList parts = path.split( "/", QString::SkipEmptyParts );
foreach( QString part, parts )
ret += "/" + FromNandName( part );
return ret;
}
QMap<QString, QString> NandDump::GetReplacementStrings()
{
return replaceStrings;
}
SaveGame NandDump::GetSaveData( quint64 tid )
{
SaveGame ret;
ret.tid = tid;
if( basePath.isEmpty() )
return ret;
//build the path to the data folder
QString p = QString( "%1" ).arg( tid, 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/title/" );
p += "/data";
QString path = basePath + p;
QDir d( path );
if( !d.exists() )//folder doesnt exist, theres nothing to get
return ret;
d.setFilter( QDir::NoDotAndDotDot );
//go through this directory and get the goods
QDirIterator it( d, QDirIterator::Subdirectories );
while( it.hasNext() )
{
QString str = it.next();
ret.entries << FromNandPath( str );//convert from the paths used in the local filesystem to ones expected by wii games
QFileInfo fi = it.fileInfo();
if( fi.isFile() )//its a file, get the data and add it to the return idem
{
ret.data << ReadFile( fi.absoluteFilePath() );
ret.isFile << true;
}
else//its a folder, nothing special to do
ret.isFile << false;
}
return ret;
}
bool NandDump::InstallSave( SaveGame save )
{
if( basePath.isEmpty() || !IsValidSave( save ) )
return false;
//build the path to the data folder
QString p = QString( "%1" ).arg( save.tid, 16, 16, QChar( '0' ) );
p.insert( 8 ,"/" );
p.prepend( "/title/" );
//p += "/data";
QString path = basePath + p + "/data";
//make sure the path exists
if( !QFileInfo( path ).exists() || !QDir().mkpath( path ) )
{
qWarning() << "NandDump::InstallSave -> error creating" << path;
return false;
}
//try to make the content folder, but it doesnt matter if it isnt created for whatever reason
if( !QFileInfo( basePath + p + "/content" ).exists() )
QDir().mkpath( basePath + p + "/content" );
quint16 dataIdx = 0;
quint16 entryIdx = 0;
foreach( QString entry, save.entries )
{
QString cp = ToNandPath( entry );
if( save.isFile.at( entryIdx ) )//this is a file
{
if( !SaveData( save.data.at( dataIdx++ ), path + cp ) )
return false;
}
else //this is a directory
{
if( !QDir().mkpath( path + cp ) )
return false;
}
entryIdx++;
}
return true;
}
bool NandDump::IsValidSave( SaveGame save )
{
if( !save.tid || save.entries.size() != save.isFile.size() )
return false;
quint16 files = 0;
quint16 cnt = save.isFile.size();
for( quint16 i = 0; i < cnt; i++ )
{
if( save.isFile.at( i ) )
files++;
}
if( files != save.data.size() )
return false;
return true;
}