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53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
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#ifndef IEEE802154_FRAME
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#define IEEE802154_FRAME
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#include <stdio.h>
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#include <stdint.h>
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/* maximum 802.15.4 header length */
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#define IEEE_802154_HDR_LEN 37
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/* mininmum */
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#define IEEE_802154_PAYLOAD_LEN 21
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#define IEEE_802154_BEACON_FRAME 0
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#define IEEE_802154_DATA_FRAME 1
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#define IEEE_802154_ACK_FRAME 2
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#define IEEE_802154_MAC_CMD_FRAME 3
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#define IEEE_802154_SHORT_ADDR_M 2
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#define IEEE_802154_LONG_ADDR_M 3
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#define IEEE_802154_PAN_ID 0x1234
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typedef struct __attribute__ ((packed)) {
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uint8_t frame_type;
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uint8_t sec_enb;
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uint8_t frame_pend;
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uint8_t ack_req;
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uint8_t panid_comp;
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uint8_t dest_addr_m;
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uint8_t frame_ver;
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uint8_t src_addr_m;
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} ieee802154_fcf_frame_t;
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typedef struct __attribute__ ((packed)) {
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ieee802154_fcf_frame_t fcf;
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uint8_t seq_nr;
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uint16_t dest_pan_id;
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uint8_t dest_addr[8];
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uint16_t src_pan_id;
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uint8_t src_addr[8];
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uint8_t *payload;
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uint8_t *payload_len;
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} ieee802154_frame_t;
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uint8_t init_802154_frame(ieee802154_frame_t *frame, uint8_t *buf);
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uint8_t get_802154_hdr_len(ieee802154_frame_t *frame);
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uint8_t get_802154_pkt_len(void);
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uint8_t check_802154_hdr_len(uint8_t len);
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uint8_t * get_802154_hdr_ptr(void);
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uint8_t * get_802154_payload_ptr(void);
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void clear_802154_pkt(void);
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#endif /* IEEE802154_FRAME */
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