avr: fully implemented router functionality in network and router app.

avr/modules/network/msg/range-r.asm

@@ -0,0 +1,38 @@
+; ***************************************************************************
+; copyright   : (C) 2025 by Martin Preuss
+; email       : martin@libchipcard.de
+;
+; ***************************************************************************
+; * This file is part of the project "AqHome".                              *
+; * Please see toplevel file COPYING of that project for license details.   *
+; ***************************************************************************
+
+
+; ***************************************************************************
+; code
+
+.cseg
+
+
+; ---------------------------------------------------------------------------
+; @routine NETMSG_RangeRead @global
+; Read a RANGE message.
+;
+; @param  X       buffer to read from
+; @return R18 command
+; @return R20 range begin
+; @return R21 range end
+; @clobbers none
+
+NETMSG_Range_Read:
+  adiw xh:xl, NETMSG_OFFS_CMD
+  ld r18, X    ; command
+  adiw xh:xl, NETMSG_RANGE_OFFS_FROM-NETMSG_OFFS_CMD ; skip src addr and uid
+  ld r20, X+   ; range from
+  ld r21, X    ; range to
+  sbiw xh:xl, NETMSG_RANGE_OFFS_TO ; back to msg begin
+  ret
+; @end
+
+
+