public void RawRead(MmfFileView raw, int offset)
{
int count = raw.ReadInt32(offset);
this.Data = new byte[count];
raw.Read(this.Data, offset + 4, count);
}
public void RawWrite(MmfFileView view, int offset)
{
view.WriteUInt32(offset, this.Signature);
offset += 4;
view.WriteUInt32(offset, this.FreeSpace);
offset += 4;
view.WriteUInt32(offset, this.MaxFreeSpace);
}
public void RawRead(MmfFileView view, int offset)
{
this.Signature = view.ReadUInt32(offset);
offset += 4;
this.FreeSpace = view.ReadUInt32(offset);
offset += 4;
this.MaxFreeSpace = view.ReadUInt32(offset);
}
/// <summary>
/// Abrea a visão.
/// </summary>
public virtual int Open()
{
_view = _mmf.MapView((ulong)(_vid * _size), _size);
if (_view != null)
{
this.ReadHeader();
}
return(0);
}
/// <summary>
/// Escreve os dados na view informada.
/// </summary>
/// <param name="raw"></param>
/// <param name="offset"></param>
public void RawWrite(MmfFileView raw, int offset)
{
raw.WriteByte(offset, this.Status);
offset++;
raw.WriteUInt32(offset, this.Capacity);
offset += 4;
raw.WriteUInt32(offset, this.OffsetNext);
offset += 4;
raw.WriteUInt32(offset, this.OffsetPrev);
}
/// <summary>
/// Lê os dados da view informada.
/// </summary>
/// <param name="raw"></param>
/// <param name="offset"></param>
public void RawRead(MmfFileView raw, int offset)
{
this.Status = raw.ReadByte(offset);
offset++;
this.Capacity = raw.ReadUInt32(offset);
offset += 4;
this.OffsetNext = raw.ReadUInt32(offset);
offset += 4;
this.OffsetPrev = raw.ReadUInt32(offset);
}
/// <summary>
/// Fecha a <see cref="View"/>.
/// </summary>
public virtual int Close()
{
if (this.IsOpen)
{
_mmf.UnMapView(_view);
_view = null;
_usage = 0;
}
return(0);
}
public void UnMapView(MmfFileView view)
{
SafeNativeMethods.UnmapViewOfFile(view.ViewPtr);
}
public void RawWrite(MmfFileView raw, int offset)
{
raw.WriteInt32(offset, this.Data.Length);
raw.Write(this.Data, offset + 4, this.Data.Length);
}
