50 #if LLSEC802154_USES_FRAME_COUNTER 53 static uint32_t counter;
59 frame802154_frame_counter_t reordered_counter;
62 reordered_counter.u32 = LLSEC802154_HTONL(counter);
64 packetbuf_set_attr(PACKETBUF_ATTR_FRAME_COUNTER_BYTES_0_1, reordered_counter.u16[0]);
65 packetbuf_set_attr(PACKETBUF_ATTR_FRAME_COUNTER_BYTES_2_3, reordered_counter.u16[1]);
71 frame802154_frame_counter_t disordered_counter;
73 disordered_counter.u16[0] = packetbuf_attr(PACKETBUF_ATTR_FRAME_COUNTER_BYTES_0_1);
74 disordered_counter.u16[1] = packetbuf_attr(PACKETBUF_ATTR_FRAME_COUNTER_BYTES_2_3);
76 return LLSEC802154_HTONL(disordered_counter.u32);
82 info->last_broadcast_counter
83 = info->last_unicast_counter
90 uint32_t received_counter;
96 if(received_counter <= info->last_broadcast_counter) {
99 info->last_broadcast_counter = received_counter;
104 if(received_counter <= info->last_unicast_counter) {
107 info->last_unicast_counter = received_counter;
int anti_replay_was_replayed(struct anti_replay_info *info)
Checks if received frame was replayed.
Interface to anti-replay mechanisms.
Common functionality of 802.15.4-compliant llsec_drivers.
int packetbuf_holds_broadcast(void)
Checks whether the current packet is a broadcast.
void anti_replay_set_counter(void)
Sets the frame counter packetbuf attributes.
Header file for the Packet buffer (packetbuf) management
uint32_t anti_replay_get_counter(void)
Gets the frame counter from packetbuf.
void anti_replay_init_info(struct anti_replay_info *info)
Initializes the anti-replay information about the sender.