magisk-ghid/customize.sh

#!/system/bin/sh
$BOOTMODE || abort "! must be installed in the running system"
if [[ -e /proc/config.gz ]]; then
    zcat /proc/config.gz | grep -Eq 'CONFIG_USB_(CONFIGFS_)?F_HID=[my]' || abort "! kernel does not have the required modules"
else
    test -d /config/usb_gadget || abort "! kernel does not have the required modules"
    mkdir /config/usb_gadget/g1 || abort "! kernel does not have the required modules"
    mkdir /config/usb_gadget/g1/functions/hid.usb0 || abort "! kernel does not have the required modules"
fi
chmod 755 "$MODPATH/system/bin/ghid.sh"
chmod 755 "$MODPATH/service.sh"
sed -i -e "s@\[MODDIR\]@${MODPATH%_update/ghid}/ghid@g" "$MODPATH/system/bin/ghid.sh"

mkdir -p "$MODPATH/system/system_ext/etc/selinux/" "$MODPATH/system/etc"
{
    grep -v /dev/hidg /system_ext/etc/selinux/system_ext_file_contexts
    echo "/dev/hidg[0-9]+               u:object_r:null_device:s0"
} >"$MODPATH/system/system_ext/etc/selinux/system_ext_file_contexts"

{
    grep -v /dev/hidg /system/etc/ueventd.rc
    echo "/dev/hidg*                0666   root       root"
} >"$MODPATH/system/etc/ueventd.rc"