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* more of the same

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This commit is contained in:
giantpune 2011-05-17 18:36:33 +00:00
parent 15d6ba4344
commit 4f74cc3968
2 changed files with 13 additions and 13 deletions
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18
WiiQt/nandspare.cpp
View File

@ -4,7 +4,7 @@
NandSpare::NandSpare() NandSpare::NandSpare()
{ {
} }
void NandSpare::SetHMacKey( const QByteArray key ) void NandSpare::SetHMacKey( const QByteArray &key )
{ {
hmacKey = key; hmacKey = key;
} }
@ -20,7 +20,7 @@ quint8 NandSpare::Parity( quint8 x )
return y; return y;
} }
QByteArray NandSpare::CalcEcc( QByteArray in ) QByteArray NandSpare::CalcEcc( const QByteArray &in )
{ {
if( in.size() != 0x800 ) if( in.size() != 0x800 )
return QByteArray(); return QByteArray();
@ -31,7 +31,7 @@ QByteArray NandSpare::CalcEcc( QByteArray in )
QByteArray ret( 16, '\0' ); QByteArray ret( 16, '\0' );
char* ecc = ret.data(); char* ecc = ret.data();
char* data = in.data(); const char* data = in.data();
for( int k = 0; k < 4; k++ ) for( int k = 0; k < 4; k++ )
{ {
@ -75,8 +75,8 @@ QByteArray NandSpare::CalcEcc( QByteArray in )
} }
typedef struct{ typedef struct{
unsigned char key[ 0x40 ]; unsigned char key[ 0x40 ];
SHA1Context hash_ctx; SHA1Context hash_ctx;
} hmac_ctx; } hmac_ctx;
void wbe32(void *ptr, quint32 val) { *(quint32*)ptr = qFromBigEndian( (quint32)val ); } void wbe32(void *ptr, quint32 val) { *(quint32*)ptr = qFromBigEndian( (quint32)val ); }
@ -101,7 +101,7 @@ void hmac_init(hmac_ctx *ctx, const char *key, int key_size)
void hmac_update( hmac_ctx *ctx, const quint8 *data, int size ) void hmac_update( hmac_ctx *ctx, const quint8 *data, int size )
{ {
SHA1Input( &ctx->hash_ctx,data,size ); SHA1Input( &ctx->hash_ctx,data,size );
} }
void hmac_final( hmac_ctx *ctx, unsigned char *hmac ) void hmac_final( hmac_ctx *ctx, unsigned char *hmac )
@ -183,7 +183,7 @@ void fs_hmac_data( const unsigned char *data, quint32 uid, const unsigned char *
fs_hmac_generic( data, 0x4000, extra, 0x40, hmac ); fs_hmac_generic( data, 0x4000, extra, 0x40, hmac );
} }
QByteArray NandSpare::Get_hmac_data( const QByteArray cluster, quint32 uid, const unsigned char *name, quint32 entry_n, quint32 x3, quint16 blk ) QByteArray NandSpare::Get_hmac_data( const QByteArray &cluster, quint32 uid, const unsigned char *name, quint32 entry_n, quint32 x3, quint16 blk )
{ {
//qDebug() << "NandSpare::Get_hmac_data" << hex << cluster.size() << uid << QString( QByteArray( (const char*)name, 12 ) ) << entry_n << x3 << blk; //qDebug() << "NandSpare::Get_hmac_data" << hex << cluster.size() << uid << QString( QByteArray( (const char*)name, 12 ) ) << entry_n << x3 << blk;
if( hmacKey.size() != 0x14 || cluster.size() != 0x4000 ) if( hmacKey.size() != 0x14 || cluster.size() != 0x4000 )
@ -197,7 +197,7 @@ QByteArray NandSpare::Get_hmac_data( const QByteArray cluster, quint32 uid, cons
return ret; return ret;
} }
QByteArray NandSpare::Get_hmac_meta( const QByteArray cluster, quint16 super_blk ) QByteArray NandSpare::Get_hmac_meta( const QByteArray &cluster, quint16 super_blk )
{ {
//qDebug() << "NandSpare::Get_hmac_meta" << hex << super_blk; //qDebug() << "NandSpare::Get_hmac_meta" << hex << super_blk;
if( hmacKey.size() != 0x14 || cluster.size() != 0x40000 ) if( hmacKey.size() != 0x14 || cluster.size() != 0x40000 )
@ -209,7 +209,7 @@ QByteArray NandSpare::Get_hmac_meta( const QByteArray cluster, quint16 super_blk
fs_hmac_set_key( hmacKey.data(), 0x14 ); fs_hmac_set_key( hmacKey.data(), 0x14 );
QByteArray ret( 0x14, '\0' ); QByteArray ret( 0x14, '\0' );
fs_hmac_meta( (const unsigned char *)cluster.data(), super_blk, (unsigned char *)ret.data() ); fs_hmac_meta( (const unsigned char *)cluster.data(), super_blk, (unsigned char *)ret.data() );
return ret; return ret;
} }

8
WiiQt/nandspare.h
View File

@ -11,11 +11,11 @@ class NandSpare
{ {
public: public:
NandSpare(); NandSpare();
void SetHMacKey( const QByteArray key ); void SetHMacKey( const QByteArray &key );
QByteArray Get_hmac_data( const QByteArray cluster, quint32 uid, const unsigned char *name, quint32 entry_n, quint32 x3, quint16 blk ); QByteArray Get_hmac_data( const QByteArray &cluster, quint32 uid, const unsigned char *name, quint32 entry_n, quint32 x3, quint16 blk );
QByteArray Get_hmac_meta( const QByteArray cluster, quint16 super_blk ); QByteArray Get_hmac_meta( const QByteArray &cluster, quint16 super_blk );
static QByteArray CalcEcc( QByteArray in ); static QByteArray CalcEcc( const QByteArray &in );
static quint8 Parity( quint8 x ); static quint8 Parity( quint8 x );
private: private:
QByteArray hmacKey; QByteArray hmacKey;