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FIOReadFile

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FIOReadFile

The FIOReadFile function reads from the file HANDLE within the specified FIO_CONTEXT structure.

Syntax

        BOOL 
FIOReadFile( 
    PFIO_CONTEXTpContext,
    LPVOIDlpBuffer,
    DWORDBytesToRead,
    FH_OVERLAPPED*lpo);

Parameters

  • pContext
    A reference to a FIO_CONTEXT structure containing the associated file handle.
  • lpBuffer
    A buffer in which to read the content.
  • BytesToRead
    Either the size of the buffer referenced by lpBuffer, or the number of bytes to read if less than the size of the buffer.
  • lpo
    A reference to an FH_OVERLAPPED structure used to perform the asynchronous I/O operation.

Return Values

The function returns TRUE if the read operation was successful.

Requirements

  Windows NT/2000: Requires Windows 2000.   Windows 95/98: Unsupported.   Header: Declared in filehc.h; include filehc.h.   Library: Use fcachdll.lib.

See Also

Concepts

FIOWriteFile
AssociateFile
FIO_CONTEXT
FH_OVERLAPPED