X-Git-Url: https://oss.titaniummirror.com/gitweb/?p=tinyos-2.x.git;a=blobdiff_plain;f=tos%2Ftypes%2Fmessage.h;h=69a0a4373101bf88966981af0542a5a3dd1b0764;hp=dc66c268e5985eb36e7ae870106b5fec41d0ed8f;hb=e9bfab607e051bae6afb47b44892ce37541d1b44;hpb=adf1de6c009d13b7b52e68535c63b28f59c97400

diff --git a/tos/types/message.h b/tos/types/message.h
index dc66c268..69a0a437 100644
--- a/tos/types/message.h
+++ b/tos/types/message.h
@@ -18,4 +18,11 @@ typedef nx_struct message_t {
   nx_uint8_t metadata[sizeof(message_metadata_t)];
 } message_t;
 
+/*
+ * This resource is used to arbitrate access between ActiveMessageC,
+ * Ieee154MessageC and possibly future MessageC components to the 
+ * underlying radio driver.
+ */
+#define RADIO_SEND_RESOURCE "RADIO_SEND_RESOURCE"
+
 #endif