reticulum - Initial work add Reticulum to et-mode

overlay/opt/emcomm-tools/bin/et-mode

@@ -2,7 +2,7 @@
 #
 # Author   : Gaston Gonzalez
 # Date     : 6 November 2024
-# Updated  : 16 March 2026
+# Updated  : 12 May 2026
 # Purpose  : Configures the system for a specific mode of operation
 
 # Use a simple text file to save the state of the last mode selected
@@ -19,6 +19,7 @@ MODE_ID_BBS_CLIENT2="bbs-client2"
 MODE_ID_BBS_SERVER="bbs-server" 
 MODE_ID_CHAT_CLIENT="chat-chattervox" 
 MODE_ID_PACKET_DIGIPEATER="packet-digipeater" 
+MODE_ID_RETICULUM_PACKET="reticulum-packet" 
 MODE_ID_WINLINK_ARDOP="winlink-ardop" 
 MODE_ID_WINLINK_PACKET="winlink-packet" 
 MODE_ID_WINLINK_VARA_HF="winlink-vara-hf" 
@@ -129,6 +130,27 @@ select_term_mode () {
   fi  
 }
 
+select_reticulum_mode () {
+  term_mode=()
+  term_mode+=("1200" "1200 baud (default for VHF/UHF)")
+  term_mode+=("300" "300 baud (HF)")
+
+  TERM_MODE=$(dialog --clear --menu "Select a modem" 13 60 10 "${term_mode[@]}" 3>&1 1>&2 2>&3)
+
+  dialog \
+    --title "Note on Reticulum" \
+    --yesno "Reticulum uses end-to-end encryption. Check your local laws and regulations and ensure that you can legally run this mode!" \
+    0 0
+  exit_status=$?
+
+  tput sgr 0 && clear
+
+  if [ ${exit_status} -ne 0 ]; then
+    et-log "User canceled mode selection. Mode will not be started."
+    exit 1
+  fi  
+}
+
 wwv_mode () {
     dialog --title "Note on WWV" --msgbox "Manually set your radio to AM and tune it to one of the WWV frequencies appropriate for this operating time.\n\nTry: 2.5, 5, 10, 15 or 20 MHz." 0 0
     tput sgr 0 && clear
@@ -157,6 +179,7 @@ if [ -e "${HOME}/.wine32/drive_c/VARA/VARA.exe" ]; then
 fi
 
 options+=("${MODE_ID_TIME_WWV}" "Sync clock to WWV")
+options+=("${MODE_ID_RETICULUM_PACKET}" "Reticulum over AX.25 Packet")
 
 # Prompt user for option and save exit status
 SELECTED_MODE=$(dialog --clear --menu "Select a mode:" 18 65 10 "${options[@]}" 3>&1 1>&2 2>&3)
@@ -275,6 +298,21 @@ if [ $exit_status -eq 0 ]; then
       wwv_mode
       sudo /opt/emcomm-tools/sbin/wrapper-et-wwv.sh
     ;;
+    ${MODE_ID_RETICULUM_PACKET})
+      select_reticulum_mode
+      et-log "Using ${TERM_MODE} as the modem."
+
+      case "${TERM_MODE}" in
+        "1200")
+          start_and_wait_for_service et-service-reticulum-1200
+        ;;
+        "300")
+          start_and_wait_for_service et-service-reticulum-300
+        ;;
+      esac
+
+      nomadnet
+    ;;
     *)
       et-log "Mode ${SELECTED_MODE} not yet supported"
       exit 1