static IntPtr getHandle(string key)
{
using (System.IO.MemoryMappedFiles.MemoryMappedFile mmf = System.IO.MemoryMappedFiles.MemoryMappedFile.OpenExisting(key))
{
using (System.IO.MemoryMappedFiles.MemoryMappedViewAccessor accessor = mmf.CreateViewAccessor())
{
IntPtr handler = IntPtr.Zero;
accessor.Read(0, out handler);
return(handler);
}
}
}
private void WriteHandle(string key, IntPtr handler)
{
System.IO.MemoryMappedFiles.MemoryMappedFile mmf = System.IO.MemoryMappedFiles.MemoryMappedFile.CreateOrOpen(key, 1024000);
using (System.IO.MemoryMappedFiles.MemoryMappedViewStream stream = mmf.CreateViewStream())
{
using (System.IO.MemoryMappedFiles.MemoryMappedViewAccessor accessor = mmf.CreateViewAccessor())
{
accessor.Write(0, ref handler);
}
}
}
public MMFinterComT(string ctrIpcChannelNameStr, string ctrIpcThreadName, int ctrMMFSize)
{
this.DipositChlName = ctrIpcChannelNameStr;
this.DipositSize = ctrMMFSize;
this.DipositThrdName = ctrIpcThreadName;
mmf = MemoryMappedFile.CreateOrOpen(DipositChlName, DipositSize);
accessor = mmf.CreateViewAccessor(0, DipositSize, System.IO.MemoryMappedFiles.MemoryMappedFileAccess.ReadWrite); //if (started)
//smLock = new System.Threading.Mutex(true, IpcMutxName, out locked);
ReadPosition = -1;
writePosition = -1;
this.dataToSend = new List <byte[]>();
this.statusSet = new List <string>();
}
public virtual void Close()
{
if (accessor != null)
{
try
{
accessor.Dispose();
accessor = null;
}
catch { }
}
if (this.mmf != null)
{
try
{
mmf.Dispose();
mmf = null;
}
catch { }
}
disposed = true;
GC.SuppressFinalize(this);
}
