avr network app: only respond to ping request if dest address matches.

2025-08-23 00:09:01 +02:00
parent 08d420a871
commit 5013bb8e29
1 changed files with 9 additions and 0 deletions
--- a/avr/apps/network/main.asm
+++ b/avr/apps/network/main.asm
@@ -189,6 +189,15 @@ appNetworkHandleRebootRequest_end:


 appNetworkHandlePingRequest:
+  ld r17, X
+  lds r16, (netInterfaceData+NET_IFACE_OFFS_ADDRESS)
+  cp r16, r17
+  breq appNetworkHandlePingRequest_forMe
+  cpi r17, 0xff
+  breq appNetworkHandlePingRequest_forMe
+  clc
+  rjmp appNetworkHandlePingRequest_end
+appNetworkHandlePingRequest_forMe:
  adiw xh:xl, NETMSG_OFFS_SRCADDR
  ld r17, X
  push r17