// use funcBeforeSend to populate message.
protected virtual bool SendMessage(Action <IMessage> funcBeforeSend)
{
Guard.ThrowIfNull("funcBeforeSend", funcBeforeSend);
if (_peer == null)
{
return(false);
}
var host = ServiceContainer.GetService <IHostApplication>();
if (host == null)
{
return(false);
}
var msg = host.CreateMessage();
if (msg != null)
{
funcBeforeSend(msg);
var result = _peer.Notify(msg);
return(TResult.Succeeded(result));
}
return(false);
}
public override int Read(byte[] buffer, int offset, int count)
{
IntPtr unmanaged = GetUnmanagedBuffer(ref count);
try
{
int readBytes = 0;
if (TResult.Succeeded(BaseStream.Read(unmanaged, count, ref readBytes)))
{
for (int i = 0; i < readBytes; i++)
{
buffer[offset + i] = Marshal.ReadByte(unmanaged, i);
}
return(readBytes);
}
}
finally
{
ReleaseUnmanagedBuffer(unmanaged);
}
return(0);
}
public override long Seek(long offset, SeekOrigin origin)
{
long pos = 0;
if (TResult.Succeeded(BaseStream.Seek(offset, SeekOriginSeekMode(origin), ref pos)))
{
return(pos);
}
return(-1);
}
public static IMessage CreateMessage(this IHostApplication host)
{
Guard.ThrowIfNull("host", host);
var msgType = typeof(IMessage);
var iid = msgType.GUID;
IntPtr ptr = IntPtr.Zero;
var result = host.CreateInstance(ref iid, ref iid, ref ptr);
if (TResult.Succeeded(result))
{
return((IMessage)Marshal.GetTypedObjectForIUnknown(ptr, msgType));
}
return(null);
}
