public virtual int SetSize(
_ULARGE_INTEGER libNewSize
)
{
var fp = GetFunctionPointer(6);
if (m_SetSizeFunc == null)
{
m_SetSizeFunc = (SetSizeFunc)Marshal.GetDelegateForFunctionPointer(fp, typeof(SetSizeFunc));
}
return(m_SetSizeFunc(m_ptr, libNewSize));
}
public virtual int Seek(
_LARGE_INTEGER dlibMove,
uint dwOrigin,
out _ULARGE_INTEGER plibNewPosition
)
{
var fp = GetFunctionPointer(5);
if (m_SeekFunc == null)
{
m_SeekFunc = (SeekFunc)Marshal.GetDelegateForFunctionPointer(fp, typeof(SeekFunc));
}
return(m_SeekFunc(m_ptr, dlibMove, dwOrigin, out plibNewPosition));
}
public virtual int UnlockRegion(
_ULARGE_INTEGER libOffset,
_ULARGE_INTEGER cb,
uint dwLockType
)
{
var fp = GetFunctionPointer(11);
if (m_UnlockRegionFunc == null)
{
m_UnlockRegionFunc = (UnlockRegionFunc)Marshal.GetDelegateForFunctionPointer(fp, typeof(UnlockRegionFunc));
}
return(m_UnlockRegionFunc(m_ptr, libOffset, cb, dwLockType));
}
public virtual int CopyTo(
IStream pstm,
_ULARGE_INTEGER cb,
out _ULARGE_INTEGER pcbRead,
out _ULARGE_INTEGER pcbWritten
)
{
var fp = GetFunctionPointer(7);
if (m_CopyToFunc == null)
{
m_CopyToFunc = (CopyToFunc)Marshal.GetDelegateForFunctionPointer(fp, typeof(CopyToFunc));
}
return(m_CopyToFunc(m_ptr, pstm != null ? pstm.Ptr : IntPtr.Zero, cb, out pcbRead, out pcbWritten));
}