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pcsx2/plugins/CDVDlinuz/Src/Win32/DVD.c

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/* DVD.c
* Copyright (C) 2002-2005 PCSX2 Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* PCSX2 members can be contacted through their website at www.pcsx2.net.
*/
#include <windows.h>
#include <ddk/ntddcdvd.h> // IOCTL_DVD...
#include <sys/types.h> // off64_t
#define CDVDdefs
#include "PS2Edefs.h"
#include "logfile.h"
#include "device.h" // FinishCommand()
struct {
DVD_DESCRIPTOR_HEADER h;
DVD_LAYER_DESCRIPTOR d;
} layer;
// DVD_LAYER_DESCRIPTOR layer;
// DVD_COPYRIGHT_DESCRIPTOR copyright;
// DVD_DISK_KEY_DESCRIPTOR disckey;
// DVD_BCA_DESCRIPTOR bca;
// DVD_MANUFACTURER_DESCRIPTOR manufact;
void InitDVDInfo() {
layer.d.EndDataSector = 0;
} // END InitDVDInfo()
s32 DVDGetStructures() {
DVD_SESSION_ID sessionid;
DVD_READ_STRUCTURE request;
DWORD byteswritten;
BOOL boolresult;
DWORD errcode;
s32 retval;
#ifdef VERBOSE_FUNCTION_DEVICE
PrintLog("CDVDlinuz DVD: DVDgetStructures()");
#endif /* VERBOSE_FUNCTION_DEVICE */
boolresult = DeviceIoControl(devicehandle,
IOCTL_DVD_START_SESSION,
NULL,
0,
&sessionid,
sizeof(DVD_SESSION_ID),
&byteswritten,
&waitevent);
errcode = FinishCommand(boolresult);
if(errcode != 0) {
#ifdef VERBOSE_WARNING_DEVICE
PrintLog("CDVDlinuz DVD: Couldn't start session!");
PrintError("CDVDlinuz DVD", errcode);
#endif /* VERBOSE_WARNING_DEVICE */
return(-1);
} // ENDIF- Couldn't start a user session on the DVD drive? Fail.
request.BlockByteOffset.QuadPart = 0;
request.Format = DvdPhysicalDescriptor;
request.SessionId = sessionid;
request.LayerNumber = 0;
retval = 0;
boolresult = DeviceIoControl(devicehandle,
IOCTL_DVD_READ_STRUCTURE,
&request,
sizeof(DVD_READ_STRUCTURE),
&layer,
sizeof(layer),
&byteswritten,
&waitevent);
errcode = FinishCommand(boolresult);
if(errcode != 0) {
#ifdef VERBOSE_WARNING_DEVICE
PrintLog("CDVDlinuz DVD: Couldn't get layer data!");
PrintError("CDVDlinuz DVD", errcode);
#endif /* VERBOSE_WARNING_DEVICE */
retval = -1;
} // ENDIF- Couldn't get layer data? (Including DVD size) Abort.
#ifdef VERBOSE_DISC_INFO
switch(layer.d.BookType) {
case 0:
PrintLog("CDVDlinuz DVD: Book Type: DVD-ROM");
break;
case 1:
PrintLog("CDVDlinuz DVD: Book Type: DVD-RAM");
break;
case 2:
PrintLog("CDVDlinuz DVD: Book Type: DVD-R");
break;
case 3:
PrintLog("CDVDlinuz DVD: Book Type: DVD-RW");
break;
case 9:
PrintLog("CDVDlinuz DVD: Book Type: DVD+RW");
break;
default:
PrintLog("CDVDlinuz DVD: Book Type: Unknown (%i)", layer.d.BookType);
break;
} // ENDSWITCH- Displaying the Book Type
PrintLog("CDVDlinuz DVD: Book Version %i", layer.d.BookVersion);
switch(layer.d.MinimumRate) {
case 0:
PrintLog("CDVDlinuz DVD: Use Minimum Rate for: DVD-ROM");
break;
case 1:
PrintLog("CDVDlinuz DVD: Use Minimum Rate for: DVD-RAM");
break;
case 2:
PrintLog("CDVDlinuz DVD: Use Minimum Rate for: DVD-R");
break;
case 3:
PrintLog("CDVDlinuz DVD: Use Minimum Rate for: DVD-RW");
break;
case 9:
PrintLog("CDVDlinuz DVD: Use Minimum Rate for: DVD+RW");
break;
default:
PrintLog("CDVDlinuz DVD: Use Minimum Rate for: Unknown (%i)", layer.d.MinimumRate);
break;
} // ENDSWITCH- Displaying the Minimum (Spin?) Rate
switch(layer.d.DiskSize) {
case 0:
PrintLog("CDVDlinuz DVD: Physical Disk Size: 120mm");
break;
case 1:
PrintLog("CDVDlinuz DVD: Physical Disk Size: 80mm");
break;
default:
PrintLog("CDVDlinuz DVD: Physical Disk Size: Unknown (%i)", layer.d.DiskSize);
break;
} // ENDSWITCH- What's the Disk Size?
switch(layer.d.LayerType) {
case 1:
PrintLog("CDVDlinuz DVD: Layer Type: Read-Only");
break;
case 2:
PrintLog("CDVDlinuz DVD: Layer Type: Recordable");
break;
case 4:
PrintLog("CDVDlinuz DVD: Layer Type: Rewritable");
break;
default:
PrintLog("CDVDlinuz DVD: Layer Type: Unknown (%i)", layer.d.LayerType);
break;
} // ENDSWITCH- Displaying the Layer Type
switch(layer.d.TrackPath) {
case 0:
PrintLog("CDVDlinuz DVD: Track Path: PTP");
break;
case 1:
PrintLog("CDVDlinuz DVD: Track Path: OTP");
break;
default:
PrintLog("CDVDlinuz DVD: Track Path: Unknown (%i)", layer.d.TrackPath);
break;
} // ENDSWITCH- What's Track Path Layout?
PrintLog("CDVDlinuz DVD: Number of Layers: %i", layer.d.NumberOfLayers + 1);
switch(layer.d.TrackDensity) {
case 0:
PrintLog("CDVDlinuz DVD: Track Density: .74 m/track");
break;
case 1:
PrintLog("CDVDlinuz DVD: Track Density: .8 m/track");
break;
case 2:
PrintLog("CDVDlinuz DVD: Track Density: .615 m/track");
break;
default:
PrintLog("CDVDlinuz DVD: Track Density: Unknown (%i)", layer.d.TrackDensity);
break;
} // ENDSWITCH- Displaying the Layer Type
switch(layer.d.LinearDensity) {
case 0:
PrintLog("CDVDlinuz DVD: Linear Density: .267 m/bit");
break;
case 1:
PrintLog("CDVDlinuz DVD: Linear Density: .293 m/bit");
break;
case 2:
PrintLog("CDVDlinuz DVD: Linear Density: .409 to .435 m/bit");
break;
case 4:
PrintLog("CDVDlinuz DVD: Linear Density: .280 to .291 m/bit");
break;
case 8:
PrintLog("CDVDlinuz DVD: Linear Density: .353 m/bit");
break;
default:
PrintLog("CDVDlinuz DVD: Linear Density: Unknown (%i)", layer.d.LinearDensity);
break;
} // ENDSWITCH- Displaying the Book Type
if(layer.d.StartingDataSector == 0x30000) {
PrintLog("CDVDlinuz DVD: Starting Sector: %lu (DVD-ROM, DVD-R, DVD-RW)",
layer.d.StartingDataSector);
} else if(layer.d.StartingDataSector == 0x31000) {
PrintLog("CDVDlinuz DVD: Starting Sector: %lu (DVD-RAM, DVD+RW)",
layer.d.StartingDataSector);
} else {
PrintLog("CDVDlinuz DVD: Starting Sector: %lu", layer.d.StartingDataSector);
} // ENDLONGIF- What does the starting sector tell us?
PrintLog("CDVDlinuz DVD: End of Layer 0: %lu", layer.d.EndLayerZeroSector);
PrintLog("CDVDlinuz DVD: Ending Sector: %lu", layer.d.EndDataSector);
if(layer.d.BCAFlag != 0) PrintLog("CDVDlinuz DVD: BCA data present");
#endif /* VERBOSE_DISC_INFO */
boolresult = DeviceIoControl(devicehandle,
IOCTL_DVD_END_SESSION,
&sessionid,
sizeof(DVD_SESSION_ID),
NULL,
0,
&byteswritten,
&waitevent);
errcode = FinishCommand(boolresult);
if(errcode != 0) {
#ifdef VERBOSE_WARNING_DEVICE
PrintLog("CDVDlinuz DVD: Couldn't end the session!");
PrintError("CDVDlinuz DVD", errcode);
#endif /* VERBOSE_WARNING_DEVICE */
} // ENDIF- Couldn't end the user session? Report it.
return(retval);
} // END DVDGetStructures()
s32 DVDreadTrack(u32 lsn, int mode, u8 *buffer) {
LARGE_INTEGER targetpos;
DWORD byteswritten;
BOOL boolresult;
DWORD errcode;
#ifdef VERBOSE_FUNCTION_DEVICE
PrintLog("CDVDlinuz DVD: DVDreadTrack(%lu)", lsn);
#endif /* VERBOSE_FUNCTION_DEVICE */
targetpos.QuadPart = lsn * 2048;
waitevent.Offset = targetpos.LowPart;
waitevent.OffsetHigh = targetpos.HighPart;
boolresult = ReadFile(devicehandle,
buffer,
2048,
&byteswritten,
&waitevent);
errcode = FinishCommand(boolresult);
if(errcode != 0) {
#ifdef VERBOSE_WARNING_DEVICE
PrintLog("CDVDlinuz DVD: Couldn't read sector!");
PrintError("CDVDlinuz DVD", errcode);
#endif /* VERBOSE_WARNING_DEVICE */
return(-1);
} // ENDIF- Trouble with the command? Report it.
if(boolresult == FALSE) {
boolresult = GetOverlappedResult(devicehandle,
&waitevent,
&byteswritten,
FALSE);
} // ENDIF- Did the initial call not complete? Get byteswritten for
// the completed call.
if(byteswritten < 2048) {
#ifdef VERBOSE_WARNING_DEVICE
errcode = GetLastError();
PrintLog("CDVDlinuz CD: Short block! only got %u out of %u bytes",
byteswritten, 2048);
PrintError("CDVDlinuz CD", errcode);
#endif /* VERBOSE_WARNING_DEVICE */
return(-1);
} // ENDIF- Didn't get enough bytes? Report and Abort!
return(0);
} // END DVDreadTrack()
s32 DVDgetTN(cdvdTN *cdvdtn) {
#ifdef VERBOSE_FUNCTION_DEVICE
PrintLog("CDVDlinuz DVD: DVDgetTN()");
#endif /* VERBOSE_FUNCTION_DEVICE */
if(cdvdtn != NULL) {
cdvdtn->strack = 1;
cdvdtn->etrack = 1;
} // ENDIF- Does the user really want this data?
return(0);
} // END DVDgetTN()
s32 DVDgetTD(u8 newtrack, cdvdTD *cdvdtd) {
#ifdef VERBOSE_FUNCTION_DEVICE
PrintLog("CDVDlinuz DVD: DVDgetTD()");
#endif /* VERBOSE_FUNCTION_DEVICE */
if((newtrack >= 2) && (newtrack != 0xAA)) return(-1); // Wrong track
if(cdvdtd != NULL) {
cdvdtd->type = 0;
cdvdtd->lsn = layer.d.EndDataSector - layer.d.StartingDataSector + 1;
} // ENDIF- Does the user really want this data?
return(0);
} // END DVDgetTD()
s32 DVDgetDiskType() {
char playstationname[] = "PLAYSTATION\0";
int retval;
s32 tempdisctype;
char tempbuffer[2048];
int i;
#ifdef VERBOSE_FUNCTION_DEVICE
PrintLog("CDVDlinuz DVD: DVDgetDiskType()");
#endif /* VERBOSE_FUNCTION_DEVICE */
retval = DVDGetStructures();
if(retval < 0) return(-1); // Can't get DVD structures? Not a DVD then.
if(layer.d.EndDataSector == 0) return(-1); // Missing info? Abort.
retval = DVDreadTrack(16, CDVD_MODE_2048, tempbuffer);
if(retval < 0) {
return(-1);
} // ENDIF- Couldn't read the ISO9660 volume track? Fail.
tempdisctype = CDVD_TYPE_UNKNOWN;
if(layer.d.NumberOfLayers == 0) {
#ifdef VERBOSE_DISC_INFO
PrintLog("CDVDlinuz DVD: Found Single-Sided DVD.");
#endif /* VERBOSE_DISC_INFO */
disctype = CDVD_TYPE_DETCTDVDS;
} else {
#ifdef VERBOSE_DISC_INFO
PrintLog("CDVDlinuz DVD: Found Dual-Sided DVD.");
#endif /* VERBOSE_DISC_INFO */
disctype = CDVD_TYPE_DETCTDVDD;
} // ENDIF- Are we looking at a single layer DVD? (NumberOfLayers + 1)
i = 0;
while((playstationname[i] != 0) &&
(playstationname[i] == tempbuffer[8 + i])) i++;
if(playstationname[i] == 0) {
#ifdef VERBOSE_DISC_TYPE
PrintLog("CDVDlinuz DVD: Found Playstation 2 DVD.");
#endif /* VERBOSE_DISC_TYPE */
tempdisctype = CDVD_TYPE_PS2DVD;
} else {
#ifdef VERBOSE_DISC_TYPE
PrintLog("CDVDlinuz DVD: Guessing it's a Video DVD.");
#endif /* VERBOSE_DISC_TYPE */
tempdisctype = CDVD_TYPE_DVDV;
} // ENDIF- Is this a playstation disc?
for(i = 0; i < 2048; i++) tocbuffer[i] = 0;
if(layer.d.NumberOfLayers == 0) {
tocbuffer[0] = 0x04;
tocbuffer[4] = 0x86;
tocbuffer[5] = 0x72;
} else {
tocbuffer[0] = 0x24;
tocbuffer[4] = 0x41;
tocbuffer[5] = 0x95;
} // ENDIF- Are we looking at a single layer DVD? (NumberOfLayers + 1)
tocbuffer[1] = 0x02;
tocbuffer[2] = 0xF2;
tocbuffer[3] = 0x00;
tocbuffer[16] = 0x00;
tocbuffer[17] = 0x03;
tocbuffer[18] = 0x00;
tocbuffer[19] = 0x00;
disctype = tempdisctype;
return(disctype);
} // END DVDgetDiskType()
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