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RIOT/sys/net/sixlowpan/ieee802154_frame.h
2013-06-22 05:11:53 +02:00

69 lines
1.8 KiB
C

/**
* Data struct and prototypes for the IEEE 802.15.4 frame format
*
* Copyright (C) 2013 INRIA.
*
* This file subject to the terms and conditions of the GNU Lesser General
* Public License. See the file LICENSE in the top level directory for more
* details.
*
* @ingroup sixlowpan
* @{
* @file ieee802154_frame.h
* @brief IEEE 802.14.4 framing data structs and prototypes
* @author Stephan Zeisberg <zeisberg@mi.fu-berlin.de>
* @author Oliver Hahm <oliver.hahm@inria.fr>
* @}
*/
#ifndef IEEE802154_FRAME
#define IEEE802154_FRAME
#include <stdio.h>
#include <stdint.h>
/* maximum 802.15.4 header length */
#define IEEE_802154_MAX_HDR_LEN 23
/* mininmum */
#define IEEE_802154_PAYLOAD_LEN 21
#define IEEE_802154_BEACON_FRAME 0
#define IEEE_802154_DATA_FRAME 1
#define IEEE_802154_ACK_FRAME 2
#define IEEE_802154_MAC_CMD_FRAME 3
#define IEEE_802154_SHORT_ADDR_M 2
#define IEEE_802154_LONG_ADDR_M 3
#define IEEE_802154_PAN_ID 0x1234
typedef struct __attribute__((packed)) {
uint8_t frame_type;
uint8_t sec_enb;
uint8_t frame_pend;
uint8_t ack_req;
uint8_t panid_comp;
uint8_t dest_addr_m;
uint8_t frame_ver;
uint8_t src_addr_m;
} ieee802154_fcf_frame_t;
typedef struct __attribute__((packed)) {
ieee802154_fcf_frame_t fcf;
uint8_t seq_nr;
uint16_t dest_pan_id;
uint8_t dest_addr[8];
uint16_t src_pan_id;
uint8_t src_addr[8];
uint8_t *payload;
uint8_t payload_len;
} ieee802154_frame_t;
uint8_t init_802154_frame(ieee802154_frame_t *frame, uint8_t *buf);
uint8_t get_802154_hdr_len(ieee802154_frame_t *frame);
uint8_t get_802154_pkt_len(void);
uint8_t read_802154_frame(uint8_t *buf, ieee802154_frame_t *frame, uint8_t len);
void print_802154_fcf_frame(ieee802154_frame_t *frame);
#endif /* IEEE802154_FRAME */