151 lines
3 KiB
C++
151 lines
3 KiB
C++
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//***************************************************************************
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// Copy protect process
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//
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//***************************************************************************
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#include "common.h"
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#include "ccpp.h"
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void Cpp::cpp_outp( UCHAR index, UCHAR data )
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{
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WRITE_PORT_UCHAR( (PUCHAR)( ioBase + CG_INDEX ), (UCHAR)index );
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WRITE_PORT_UCHAR( (PUCHAR)( ioBase + CG_DATA ), data );
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}
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UCHAR Cpp::cpp_inp( UCHAR index )
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{
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WRITE_PORT_UCHAR( (PUCHAR)( ioBase + CG_INDEX ), (UCHAR)index );
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return READ_PORT_UCHAR( (PUCHAR)( ioBase + CG_DATA ) );
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}
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void Cpp::wait( ULONG msec )
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{
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DWORD st, et;
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st = GetCurrentTime_ms();
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for( ; ; ) {
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KeStallExecutionProcessor( 1 );
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et = GetCurrentTime_ms();
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if( st + msec * 10 < et )
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break;
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}
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}
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BOOLEAN Cpp::cmd_wait_loop( void )
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{
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int i;
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for ( i = 0; i < 100; i++ )
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{
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if ( ( cpp_inp( COM ) & 0xc0 ) != 0 )
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break;
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wait( 1 );
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}
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if ( ( cpp_inp( COM ) & 0x40 ) == 0x40 )
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return FALSE;
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else
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return TRUE;
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}
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BOOLEAN Cpp::decoder_challenge( PKS_DVDCOPY_CHLGKEY r1 )
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{
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int i;
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cpp_outp( COM, CMD_DEC_RAND );
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for ( i = 0; i < 10; i++ )
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r1->ChlgKey[i] = cpp_inp( (UCHAR)(CHGG1 + i) );
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r1->Reserved[0] = r1->Reserved[1] = 0;
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return TRUE;
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}
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BOOLEAN Cpp::drive_bus( PKS_DVDCOPY_BUSKEY fsr1 )
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{
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int i;
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cpp_outp( COM, CMD_NOP );
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for ( i = 0; i < 5; i++ )
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cpp_outp( (UCHAR)(RSPG1 + i), fsr1->BusKey[i] );
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cpp_outp( COM, CMD_DRV_AUTH );
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return cmd_wait_loop();
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}
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BOOLEAN Cpp::drive_challenge( PKS_DVDCOPY_CHLGKEY r2 )
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{
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int i;
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for ( i = 0; i < 10; i++ )
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cpp_outp( (UCHAR)(CHGG1 + i), r2->ChlgKey[i] );
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cpp_outp( COM, CMD_DEC_AUTH );
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return cmd_wait_loop();
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}
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BOOLEAN Cpp::decoder_bus( PKS_DVDCOPY_BUSKEY fsr2 )
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{
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int i;
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for ( i = 0; i < 5; i++ )
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fsr2->BusKey[i] = cpp_inp( (UCHAR)(RSPG1 + i) );
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return TRUE;
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}
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BOOLEAN Cpp::DiscKeyStart()
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{
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cpp_outp( COM, CMD_DEC_DKY );
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return TRUE;
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}
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BOOLEAN Cpp::DiscKeyEnd()
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{
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return cmd_wait_loop();
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}
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BOOLEAN Cpp::TitleKey( PKS_DVDCOPY_TITLEKEY tk )
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{
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int i;
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BOOLEAN stat;
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cpp_outp( ETKG1 + 0, (UCHAR)(tk->KeyFlags) );
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for ( i = 1; i < 6; i++ )
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cpp_outp( (UCHAR)(ETKG1 + i), tk->TitleKey[i-1] );
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cpp_outp( COM, CMD_NOP );
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cpp_outp( COM, CMD_DEC_DTK );
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stat = cmd_wait_loop();
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cpp_outp( COM, CMD_NOP );
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cpp_outp( COM, CMD_DEC_DT );
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return stat;
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}
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void Cpp::init( const PDEVICE_INIT_INFO pDevInit )
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{
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ioBase = pDevInit->ioBase;
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}
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BOOLEAN Cpp::reset( CPPMODE mode )
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{
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UCHAR val;
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// Reset TC6808AF
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val = READ_PORT_UCHAR( ioBase + 0x27 );
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val |= 0x10;
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WRITE_PORT_UCHAR( ioBase + 0x27, val );
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wait( 10 );
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val = READ_PORT_UCHAR( ioBase + 0x27 );
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val &= 0xef;
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WRITE_PORT_UCHAR( ioBase + 0x27, val );
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// _outp( (WORD)( pIO_Base + 0x27 ), _inp( (WORD)( pIO_Base + 0x27 ) ) | 0x10 );
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// dcg_wait( 10 );
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// _outp( (WORD)( pIO_Base + 0x27 ), _inp( (WORD)( pIO_Base + 0x27 ) ) & 0xef );
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// Set Registers
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cpp_outp( CNT_1, 0xe3 ); // ???????????????
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if ( mode == NO_GUARD )
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cpp_outp( CNT_2, CNT2_DEFAULT + 0x01 );
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else
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cpp_outp( CNT_2, CNT2_DEFAULT );
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cpp_outp( DETP_L, 0x00 );
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cpp_outp( DETP_M, 0x00 );
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return TRUE;
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}
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