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https://github.com/reactos/reactos.git
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186 lines
6.9 KiB
C
186 lines
6.9 KiB
C
////////////////////////////////////////////////////////////////////
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// Copyright (C) Alexander Telyatnikov, Ivan Keliukh, Yegor Anchishkin, SKIF Software, 1999-2013. Kiev, Ukraine
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// All rights reserved
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// This file was released under the GPLv2 on June 2015.
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////////////////////////////////////////////////////////////////////
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#ifndef __UDF_PHYS_LIB__H__
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#define __UDF_PHYS_LIB__H__
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#ifndef UDF_FORMAT_MEDIA
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extern BOOLEAN open_as_device;
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extern BOOLEAN opt_invalidate_volume;
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extern ULONG LockMode;
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#endif //UDF_FORMAT_MEDIA
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extern NTSTATUS UDFSyncCache(
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IN PVCB Vcb
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);
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OSSTATUS
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__fastcall
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UDFTIOVerify(
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IN void* _Vcb,
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IN void* Buffer, // Target buffer
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IN SIZE_T Length,
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IN uint32 LBA,
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OUT PSIZE_T IOBytes,
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IN uint32 Flags
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);
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extern OSSTATUS
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UDFTWriteVerify(
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IN void* _Vcb,
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IN void* Buffer, // Target buffer
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IN SIZE_T Length,
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IN uint32 LBA,
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OUT PSIZE_T WrittenBytes,
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IN uint32 Flags
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);
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extern OSSTATUS
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UDFTReadVerify(
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IN void* _Vcb,
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IN void* Buffer, // Target buffer
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IN SIZE_T Length,
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IN uint32 LBA,
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OUT PSIZE_T ReadBytes,
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IN uint32 Flags
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);
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extern OSSTATUS UDFTRead(PVOID _Vcb,
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PVOID Buffer, // Target buffer
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SIZE_T Length,
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ULONG LBA,
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PSIZE_T ReadBytes,
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ULONG Flags = 0);
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extern OSSTATUS UDFTWrite(IN PVOID _Vcb,
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IN PVOID Buffer, // Target buffer
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IN SIZE_T Length,
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IN ULONG LBA,
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OUT PSIZE_T WrittenBytes,
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IN ULONG Flags = 0);
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#define PH_TMP_BUFFER 1
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#define PH_VCB_IN_RETLEN 2
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#define PH_LOCK_CACHE 0x10000000
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#define PH_EX_WRITE 0x80000000
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#define PH_IO_LOCKED 0x20000000
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extern
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OSSTATUS
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UDFDoOPC(
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IN PVCB Vcb
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);
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extern OSSTATUS UDFPrepareForWriteOperation(
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IN PVCB Vcb,
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IN ULONG Lba,
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IN ULONG BCount);
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extern OSSTATUS UDFReadDiscTrackInfo(PDEVICE_OBJECT DeviceObject, // the target device object
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PVCB Vcb); // Volume Control Block for ^ DevObj
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extern OSSTATUS UDFReadAndProcessFullToc(PDEVICE_OBJECT DeviceObject, // the target device object
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PVCB Vcb);
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extern OSSTATUS UDFUseStandard(PDEVICE_OBJECT DeviceObject, // the target device object
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PVCB Vcb); // Volume control block fro this DevObj
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extern OSSTATUS UDFGetBlockSize(PDEVICE_OBJECT DeviceObject, // the target device object
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PVCB Vcb); // Volume control block fro this DevObj
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extern OSSTATUS UDFGetDiskInfo(IN PDEVICE_OBJECT DeviceObject, // the target device object
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IN PVCB Vcb); // Volume control block from this DevObj
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extern VOID NTAPI UDFEjectReqWaiter(IN PVOID Context);
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extern VOID UDFStopEjectWaiter(PVCB Vcb);
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extern OSSTATUS UDFPrepareForReadOperation(IN PVCB Vcb,
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IN uint32 Lba,
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IN uint32 BCount
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);
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//#define UDFPrepareForReadOperation(a,b) (STATUS_SUCCESS)
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extern VOID UDFUpdateNWA(PVCB Vcb,
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ULONG LBA,
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ULONG BCount,
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OSSTATUS RC);
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extern OSSTATUS UDFDoDismountSequence(IN PVCB Vcb,
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IN PPREVENT_MEDIA_REMOVAL_USER_IN Buf,
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IN BOOLEAN Eject);
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// read physical sectors
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/*OSSTATUS UDFReadSectors(IN PVCB Vcb,
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IN BOOLEAN Translate,// Translate Logical to Physical
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IN ULONG Lba,
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IN ULONG BCount,
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IN BOOLEAN Direct,
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OUT PCHAR Buffer,
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OUT PULONG ReadBytes);*/
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#define UDFReadSectors(Vcb, Translate, Lba, BCount, Direct, Buffer, ReadBytes) \
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(( WCacheIsInitialized__(&((Vcb)->FastCache)) && (KeGetCurrentIrql() < DISPATCH_LEVEL)) ? \
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(WCacheReadBlocks__(&((Vcb)->FastCache), Vcb, Buffer, Lba, BCount, ReadBytes, Direct)) : \
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(UDFTRead(Vcb, Buffer, ((SIZE_T)(BCount))<<((Vcb)->BlockSizeBits), Lba, ReadBytes, 0)))
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// read data inside physical sector
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extern OSSTATUS UDFReadInSector(IN PVCB Vcb,
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IN BOOLEAN Translate, // Translate Logical to Physical
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IN ULONG Lba,
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IN ULONG i, // offset in sector
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IN ULONG l, // transfer length
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IN BOOLEAN Direct,
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OUT PCHAR Buffer,
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OUT PSIZE_T ReadBytes);
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// read unaligned data
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extern OSSTATUS UDFReadData(IN PVCB Vcb,
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IN BOOLEAN Translate, // Translate Logical to Physical
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IN LONGLONG Offset,
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IN ULONG Length,
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IN BOOLEAN Direct,
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OUT PCHAR Buffer,
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OUT PSIZE_T ReadBytes);
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#ifndef UDF_READ_ONLY_BUILD
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// write physical sectors
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OSSTATUS UDFWriteSectors(IN PVCB Vcb,
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IN BOOLEAN Translate, // Translate Logical to Physical
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IN ULONG Lba,
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IN ULONG WBCount,
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IN BOOLEAN Direct, // setting this flag delays flushing of given
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// data to indefinite term
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IN PCHAR Buffer,
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OUT PSIZE_T WrittenBytes);
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// write directly to cached sector
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OSSTATUS UDFWriteInSector(IN PVCB Vcb,
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IN BOOLEAN Translate, // Translate Logical to Physical
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IN ULONG Lba,
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IN ULONG i, // offset in sector
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IN ULONG l, // transfer length
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IN BOOLEAN Direct,
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OUT PCHAR Buffer,
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OUT PSIZE_T WrittenBytes);
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// write data at unaligned offset & length
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OSSTATUS UDFWriteData(IN PVCB Vcb,
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IN BOOLEAN Translate, // Translate Logical to Physical
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IN LONGLONG Offset,
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IN SIZE_T Length,
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IN BOOLEAN Direct, // setting this flag delays flushing of given
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// data to indefinite term
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IN PCHAR Buffer,
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OUT PSIZE_T WrittenBytes);
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#endif //UDF_READ_ONLY_BUILD
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OSSTATUS UDFResetDeviceDriver(IN PVCB Vcb,
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IN PDEVICE_OBJECT TargetDeviceObject,
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IN BOOLEAN Unlock);
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#endif //__UDF_PHYS_LIB__H__
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