initial commit to prepare for rewrite into golang for actual use

old_bash_version/lib/get_USB_CTL.sh

@@ -0,0 +1,39 @@
+#!/bin/bash
+
+function get_USB_CTL () {
+    clear
+    printf "THIS STEP IS OPTIONAL IF YOU DO NOT PLAN TO USE ANYTHING OTHER THAN MOUSE AND KEYBOARD!
+The USB Controller you want to passthrough cannot be in a group with other devices.
+Passing through a whole USB Controller (a set of hardwired 1-4 usb ports on the motherboard)
+is only needed if you intend to use other devices than just mouse and keyboard with the VFIO enabled VM.
+
+"
+    echo "#------------------------------------------#"
+    "$SCRIPTDIR/utils/ls-iommu" -u -F name,device_id,optional_revision
+    echo "#------------------------------------------#"
+    printf "
+Press q to quit
+"
+
+    read -r -p "Which group number do you want to check?: " IOMMU_GROUP
+
+   case "${IOMMU_GROUP}" in
+       [1-9]*)
+            exec "$SCRIPTDIR/lib/get_USB_CTL_GROUP.sh" "$IOMMU_GROUP"
+        ;;
+       [Qq]*)
+            exec "$SCRIPTDIR/lib/apply_CHANGES.sh"
+        ;;
+       *)
+            exec "$SCRIPTDIR/lib/apply_CHANGES.sh"
+        ;;
+   esac
+}
+
+function main () {
+    SCRIPTDIR=$(dirname "$(realpath "$0")" | perl -pe "s/\/\.\.\/lib//" | perl -pe "s/\/lib$//")
+
+    get_USB_CTL
+}
+
+main