Leaked source code of windows server 2003
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#ifndef _SGSTRUCT_H_
#define _SGSTRUCT_H_
// ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//
// SGSTRUCT.H
//
// Data structures to specify Scatther Gather Files
//
// Copyright 1986-1997 Microsoft Corporation, All Rights Reserved
//
#pragma warning(disable:4200) /* zero-sized array */
// Structure to specify the sizes and offsets of a Scatter-Gather File
typedef struct _SGITEM{ DWORD dwibFile; // offset into file of SG packet
DWORD dwcbSegment; // size (in bytes) of SG packet
UINT ibBodyPart; // offset into body part of SG packet
} SGITEM, *PSGITEM;
// structure to specify a scatther gather file
typedef struct _SCATTER_GATHER_FILE{ HANDLE hFile; // the file handle
ULONG cSGList; //number of scatter-gather packets associated with file
SGITEM rgSGList[]; // an array of size cSGList ie struct SGITEM rgSGList[cSGItem]
} SCATTER_GATHER_FILE;
#endif // !defined(_SGSTRUCT_H_)
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