diff --git a/res/modules/inventory_utils.lua b/res/modules/inventory_utils.lua
new file mode 100644
index 000000000..17089cdab
--- /dev/null
+++ b/res/modules/inventory_utils.lua
@@ -0,0 +1,21 @@
+local M = {}
+
+function M.share_default_func(invid, slotid)
+    local blockinv = hud.get_block_inventory()
+    local playerinv = player.get_inventory(hud.get_player())
+    if blockinv ~= 0 then
+        if invid == blockinv then
+            inventory.move(blockinv, slotid, playerinv)
+        else
+            inventory.move(invid, slotid, blockinv)
+        end
+    elseif rules.get("allow-content-access") then
+        inventory.set(invid, slotid, 0, 0)
+    elseif slotid < 10 then
+        inventory.move_range(invid, slotid, invid, 10)
+    else
+        inventory.move_range(invid, slotid, invid, 0, 9)
+    end
+end
+
+return M