blargg_err_t Nes_Rom::resize_chr( long size )
{
if ( size != chr_size_ )
{
void* p = realloc( chr_, round_to_bank_size( size ) );
BLARGG_CHECK_ALLOC( p || !size );
chr_ = (byte*) p;
chr_size_ = size;
}
return blargg_success;
}
blargg_err_t Nes_Cart::resize_chr( long size )
{
if ( size != chr_size_ )
{
void* p = realloc( chr_, round_to_bank_size( size ) );
CHECK_ALLOC( p || !size );
chr_ = (byte*) p;
chr_size_ = size;
}
return 0;
}
blargg_err_t Nes_Rom::resize_prg( long size )
{
if ( size != prg_size_ )
{
// extra byte allows CPU to always read operand of instruction, which
// might go past end of ROM
void* p = realloc( prg_, round_to_bank_size( size ) + 1 );
BLARGG_CHECK_ALLOC( p || !size );
prg_ = (byte*) p;
prg_size_ = size;
}
return blargg_success;
}
blargg_err_t Nes_Cart::resize_prg( long size )
{
if ( size != prg_size_ )
{
// padding allows CPU to always read operands of instruction, which
// might go past end of data
void* p = realloc( prg_, round_to_bank_size( size ) + 2 );
CHECK_ALLOC( p || !size );
prg_ = (byte*) p;
prg_size_ = size;
}
return 0;
}
