X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fcc1111%2Fao_packet.c;h=7eeb07108f2504285983839bafa294bc55fb01cc;hb=77639dae0fb9975219c2e211ea6dd6c7965eeea2;hp=f502d67c598295672f1ad73540300f3da747ca2a;hpb=badda0d910c56135401dce9adc9e6abebdba2ad7;p=fw%2Faltos

diff --git a/src/cc1111/ao_packet.c b/src/cc1111/ao_packet.c
index f502d67c..7eeb0710 100644
--- a/src/cc1111/ao_packet.c
+++ b/src/cc1111/ao_packet.c
@@ -68,6 +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;