mac-sequence.h File Reference

    Header file for MAC sequence numbers management

More...

Go to the source code of this file.

Functions
int	mac_sequence_is_duplicate (void)
	Tell whether the packetbuf is a duplicate packet. More...
void	mac_sequence_register_seqno (void)
	Register the sequence number of the packetbuf. More...

Detailed Description

    Header file for MAC sequence numbers management

Author

Adam Dunkels adam@.nosp@m.sics.nosp@m..se Benoît Thébaudeau benoi.nosp@m.t.th.nosp@m.ebaud.nosp@m.eau@.nosp@m.advan.nosp@m.see..nosp@m.com

Definition in file mac-sequence.h.

Function Documentation

int mac_sequence_is_duplicate

(

void

)

Tell whether the packetbuf is a duplicate packet.

Returns

Non-zero if the packetbuf is a duplicate packet, zero otherwise

        This function is used to check for duplicate packet by comparing
        the sequence number of the incoming packet with the last few ones
        we saw, filtering with the Rime address.

Definition at line 66 of file mac-sequence.c.

References linkaddr_cmp().

void mac_sequence_register_seqno

(

void

)

Register the sequence number of the packetbuf.

This function is used to add the sequence number of the incoming packet to the history.

Definition at line 88 of file mac-sequence.c.

References linkaddr_cmp(), and linkaddr_copy().