initial commit to prepare for rewrite into golang for actual use

old_bash_version/lib/get_USB_CTL_GROUP.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+# shellcheck disable=SC1091
+
+function get_USB_CTL_GROUP () {
+    clear
+    # Get the config paths
+    source "$SCRIPTDIR/lib/paths.sh"
+
+    printf "
+For this USB controller device to be passthrough-able, it must be the ONLY device in this group!
+Passing through more than just the USB controller can in some cases cause system issues
+if you do not know what you are doing.
+
+"
+    echo "#------------------------------------------#"
+    "$SCRIPTDIR/utils/ls-iommu" -i "$1" -F subclass_name:,name,device_id,optional_revision
+    echo "#------------------------------------------#"
+
+    printf "
+To use any of the devices shown for passthrough, all of them have to be passed through
+
+To return to the previous page just press ENTER.
+"
+    read -r -p "Do you want to use the displayed devices for passthrough? [y/N]: " YESNO
+
+    case "${YESNO}" in
+        [Yy]*)
+            # Get the PCI ids
+            local PCI_ID
+            PCI_ID=$("$SCRIPTDIR/utils/ls-iommu" -i "$1" --pciaddr | perl -pe "s/([0-9a-f]{4}:[0-9a-f]{2}:[0-9a-f]{2}.[0-9a-f]{1})\n/\"\1\" /" | perl -pe "s/\s$//")
+
+            # Replace the blank USB_CTL_ID with the PCI_ID for the usb controller the user wants to pass through
+            perl -pi -e "s/USB_CTL_ID=\(\)/USB_CTL_ID=\($PCI_ID\)/" "$SCRIPTDIR/$QUICKEMU/qemu-vfio_vars.conf"
+            exec "$SCRIPTDIR/lib/apply_CHANGES.sh"
+        ;;
+        *)
+            exec "$SCRIPTDIR/lib/get_USB_CTL.sh"
+        ;;
+    esac
+}
+
+function main () {
+    SCRIPTDIR=$(dirname "$(realpath "$0")" | perl -pe "s/\/\.\.\/lib//" | perl -pe "s/\/lib$//")
+
+    get_USB_CTL_GROUP "$1"
+}
+
+main "$1"