Make I-frames the default in IEE154 6LOWPAN support

[tinyos-2.x.git] / tos / chips / rf230 / IEEE154NetworkLayerP.nc

diff --git a/tos/chips/rf230/IEEE154NetworkLayerP.nc b/tos/chips/rf230/IEEE154NetworkLayerP.nc
new file mode 100644 (file)
index 0000000..f4abf63
--- /dev/null
+++ b/tos/chips/rf230/IEEE154NetworkLayerP.nc
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2007, Vanderbilt University
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written agreement is
+ * hereby granted, provided that the above copyright notice, the following
+ * two paragraphs and the author appear in all copies of this software.
+ * 
+ * IN NO EVENT SHALL THE VANDERBILT UNIVERSITY BE LIABLE TO ANY PARTY FOR
+ * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE VANDERBILT
+ * UNIVERSITY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * THE VANDERBILT UNIVERSITY SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+ * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ * AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ * ON AN "AS IS" BASIS, AND THE VANDERBILT UNIVERSITY HAS NO OBLIGATION TO
+ * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
+ *
+ * Author: Miklos Maroti
+ */
+
+module IEEE154NetworkLayerP
+{
+       provides
+       {
+               interface Send;
+               interface Receive;
+               interface Receive as NonTinyosReceive[uint8_t network];
+       }
+
+       uses
+       {
+               interface Send as SubSend;
+               interface Receive as SubReceive;
+
+               interface IEEE154Packet;
+       }
+}
+
+implementation
+{
+#ifndef TINYOS_6LOWPAN_NETWORK_ID
+#define TINYOS_6LOWPAN_NETWORK_ID 0x3f
+#endif
+
+       command error_t Send.send(message_t* msg, uint8_t len)
+       {
+               call IEEE154Packet.set6LowPan(msg, TINYOS_6LOWPAN_NETWORK_ID);
+               return call SubSend.send(msg, len);
+       }
+
+       command error_t Send.cancel(message_t* msg)
+       {
+               return call SubSend.cancel(msg);
+       }
+
+       command uint8_t Send.maxPayloadLength()
+       {
+               return call SubSend.maxPayloadLength();
+       }
+
+       command void* Send.getPayload(message_t* msg, uint8_t len)
+       {
+               return call SubSend.getPayload(msg, len);
+       }
+  
+       event void SubSend.sendDone(message_t* msg, error_t error)
+       {
+               signal Send.sendDone(msg, error);
+       }
+  
+       event message_t *SubReceive.receive(message_t *msg, void *payload, uint8_t len)
+       {
+               uint8_t network = call IEEE154Packet.get6LowPan(msg);
+               if( network == TINYOS_6LOWPAN_NETWORK_ID )
+                       return signal Receive.receive(msg, payload, len);
+               else
+                       return signal NonTinyosReceive.receive[network](msg, payload, len);
+       }
+
+       default event message_t *NonTinyosReceive.receive[uint8_t network](message_t *msg, void *payload, uint8_t len)
+       {
+               return msg;
+       }
+}