public override void Close()
{
if (_framePtr == null)
{
return;
}
if (_framePtr.Ptr == IntPtr.Zero)
{
Dismiss();
return;
}
ZError error;
try
{
while (-1 == zmq.msg_close(_framePtr))
{
error = ZError.GetLastErr();
if (error == ZError.EINTR)
{
error = default(ZError);
continue;
}
if (error == ZError.EFAULT)
{
// Ignore: Invalid message.
break;
}
throw new ZException(error, "zmq_msg_close");
}
}
finally
{
// Go unallocating the HGlobal
Dismiss();
}
}
internal static DispoIntPtr CreateEmptyNative()
{
var msg = DispoIntPtr.Alloc(zmq.sizeof_zmq_msg_t);
ZError error;
while (-1 == zmq.msg_init(msg))
{
error = ZError.GetLastErr();
if (error == ZError.EINTR)
{
error = default(ZError);
continue;
}
msg.Dispose();
throw new ZException(error, "zmq_msg_init");
}
return(msg);
}
static bool SendMsg(ZSocket sock, ZMessage msg, out ZError error)
{
error = ZError.None;
try
{
foreach (ZFrame frame in msg)
{
while (-1 == zmq.msg_send(frame.Ptr, sock.SocketPtr, (int)(/* ZSocketFlags.DontWait | */ ZSocketFlags.More)))
{
error = ZError.GetLastErr();
if (error == ZError.EINTR)
{
error = default(ZError);
continue;
}
/* if (error == ZError.EAGAIN)
* {
* error = default(ZError);
* Thread.Sleep(1);
*
* continue;
* } */
return(false);
}
}
}
finally
{
msg.Dismiss();
}
return(true);
}
public void MoveZeroTo(ZFrame other)
{
// zmq.msg_copy(dest, src)
ZError error;
while (-1 == zmq.msg_move(other.framePtr, framePtr))
{
error = ZError.GetLastErr();
if (error == ZError.EINTR)
{
error = default(ZError);
continue;
}
if (error == ZError.EFAULT)
{
// Invalid message.
}
throw new ZException(error, "zmq_msg_move");
}
// When move, msg_close this _framePtr
Close();
}
