X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fcc1111%2Fao_packet.c;h=7eeb07108f2504285983839bafa294bc55fb01cc;hb=059f09dbca4703c25b42389b54c6510331c39485;hp=37ba92e04c4233a5036ee98fe861249283b06449;hpb=258b75498916183ed250d3abb3282fe3d843e7a1;p=fw%2Faltos

diff --git a/src/cc1111/ao_packet.c b/src/cc1111/ao_packet.c
index 37ba92e0..7eeb0710 100644
--- a/src/cc1111/ao_packet.c
+++ b/src/cc1111/ao_packet.c
@@ -32,7 +32,9 @@ __xdata uint8_t ao_packet_master_sleeping;
 void
 ao_packet_send(void)
 {
+#ifdef AO_LED_RED
 	ao_led_on(AO_LED_RED);
+#endif
 	/* If any tx data is pending then copy it into the tx packet */
 	if (ao_packet_tx_used && ao_tx_packet.len == 0) {
 		ao_xmemcpy(&ao_tx_packet.d, tx_data, ao_packet_tx_used);
@@ -42,7 +44,9 @@ ao_packet_send(void)
 		ao_wakeup(&tx_data);
 	}
 	ao_radio_send(&ao_tx_packet, sizeof (ao_tx_packet));
+#ifdef AO_LED_RED
 	ao_led_off(AO_LED_RED);
+#endif
 }
 
 uint8_t
@@ -64,6 +68,15 @@ ao_packet_recv(void)
 	if (!(ao_rx_packet.status & PKT_APPEND_STATUS_1_CRC_OK))
 		return 0;
 
+	/* Accept packets with matching call signs, or any packet if
+	 * our callsign hasn't been configured
+	 */
+	if (ao_xmemcmp(ao_rx_packet.packet.callsign,
+		       ao_config.callsign,
+		       AO_MAX_CALLSIGN) != 0 &&
+	    ao_xmemcmp(ao_config.callsign, CODE_TO_XDATA("N0CALL"), 7) != 0)
+		return 0;
+
 	/* SYN packets carry no data */
 	if (ao_rx_packet.packet.len == AO_PACKET_SYN) {
 		rx_seq = ao_rx_packet.packet.seq;