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OS/2 Shareware BBS: 10 Tools
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EDDI
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EDDI.H
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1992-07-06
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82 lines
typedef struct _DRIVCAPSTRUCT {
USHORT reserved;
UCHAR VerMajor; /* major version, should be 01 */
UCHAR VerMinor; /* minor version, should be 01 */
ULONG Capabilities;/* capabilities bits */
PFUNCTION Strategy2; /* 16:16 pointer to STRAT2 */
PFUNCTION SetFSDInfo; /* 16:16 pointer to SetFSDInfo */
PFUNCTION ChgPriority; /* 16:16 pointer to ChgPriority*/
PFUNCTION SetRestPos; /* 16:16 pointer to RestPos */
PFUNCTION GetBoundary; /* 16:16 pointer to GetBoundary*/
} DRIVCAPSTRUCT;
typedef struct _VOLCHARSTRUCT {
USHORT VolDescriptor;
USHORT AvgSeekTime;
USHORT AvgLatency;
USHORT TrackMinBlocks;
USHORT TrackMaxBlocks;
USHORT Heads per cylinder
} VOLCHARSTRUCT;
typedef struct _REQUESTLISTHEADER {
USHORT ReqListCount;
USHORT Reserved;
FARPOINTER ListNotifyAddress;
USHORT ListRequestControl;
UCHAR BlkDevUnit;
UCHAR ListStatus;
ULONG Reserved1
ULONG Reserved2;
} REQUESTLISTHEADER;
typedef struct _REQUESTHEADER {
USHORT ReqLength;
UCHAR CmdPrefix;
UCHAR CmdCode;
ULONG HeaderOffset;
UCHAR RequestCtl;
UCHAR Priority;
UCHAR Status;
UCHAR ErrorCode;
FARPOINTER NotifyAddress;
FARPOINTER HintPointer;
ULONG Reserved1;
ULONG Reserved2;
ULONG Reserved3;
} REQUESTHEADER;
typedef struct _SGD {
PHYSADDR BufferPtr;
ULONG BufferSize;
} SGD;
typedef struct _READWRITE {
REQUESTHEADER ReadWriteHeader;
ULONG StartBlock;
ULONG BlockCount;
ULONG BlocksXferred;
USHORT Flags;
USHORT SGDescrCount
ULONG Reserved;
SGD Sgd[SGDescrCount];
} READWRITE;
typedef struct _READPREFETCH {
REQUESTHEADER ReadPreHdr;
ULONG StartBlock;
ULONG BlockCount;
ULONG BlocksXferred;
USHORT Flags;
USHORT Reserved;
} READPREFETCH;
typedef struct _FSDInfo {
ULONG Reserved1; /* reserved, must be 0 */
FARPOINTER EndOfInit; /* pointer to FSD's EOI */
ULONG Reserved2; /* reserved, must be 0 */
FARPOINTER AccValidate; /* pointer to FSD's AccValidate */
} FSDInfo;