hdr.h

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/*
 * Copyright (C) 2015 Daniel Krebs
 *               2016 INRIA
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#ifndef NET_GNRC_LWMAC_HDR_H
#define NET_GNRC_LWMAC_HDR_H
 
#include <stdint.h>
#include <stdbool.h>
 
#include "net/ieee802154.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define GNRC_LWMAC_FRAMETYPE_WR             (0x01U)
 
#define GNRC_LWMAC_FRAMETYPE_WA             (0x02U)
 
#define GNRC_LWMAC_FRAMETYPE_DATA           (0x03U)
 
#define GNRC_LWMAC_FRAMETYPE_DATA_PENDING   (0x04U)
 
#define GNRC_LWMAC_FRAMETYPE_BROADCAST      (0x05U)
 
typedef struct {
    uint8_t addr[IEEE802154_LONG_ADDRESS_LEN];  
    uint8_t len;                                
} gnrc_lwmac_l2_addr_t;
 
#define GNRC_LWMAC_L2_ADDR_INITIAL      { { 0 }, 0 }
 
typedef struct {
    uint8_t type; 
} gnrc_lwmac_hdr_t;
 
typedef struct __attribute__((packed)) {
    gnrc_lwmac_hdr_t header;        
    gnrc_lwmac_l2_addr_t dst_addr;  
} gnrc_lwmac_frame_wr_t;
 
typedef struct __attribute__((packed)) {
    gnrc_lwmac_hdr_t header;        
    gnrc_lwmac_l2_addr_t dst_addr;  
    uint32_t current_phase;         
} gnrc_lwmac_frame_wa_t;
 
typedef struct __attribute__((packed)) {
    gnrc_lwmac_hdr_t header;    
    uint8_t seq_nr;             
} gnrc_lwmac_frame_broadcast_t;
 
typedef struct __attribute__((packed)) {
    gnrc_lwmac_hdr_t header; 
} gnrc_lwmac_frame_data_t;
 
#ifdef __cplusplus
}
#endif
 
#endif /* NET_GNRC_LWMAC_HDR_H */