--- /dev/null
+#ifndef TOSSIM_RADIO_MSG_H
+#define TOSSIM_RADIO_MSG_H
+
+#include "AM.h"
+
+typedef nx_struct tossim_header {
+ nx_am_addr_t addr;
+ nx_uint8_t length;
+ nx_am_id_t type;
+} tossim_header_t;
+
+typedef nx_struct tossim_footer {
+ nxle_uint16_t crc;
+} tossim_footer_t;
+
+typedef nx_struct tossim_metadata {
+ nx_uint16_t strength;
+ nx_uint8_t ack;
+ nx_uint16_t time;
+} tossim_metadata_t;
+
+#endif