code/modules/tgui/tgui_input_pin.dm 
| /proc/tgui_input_pin | Creates a TGUI window with a PIN input. Returns the user's response as string | null. |
|---|---|
| /proc/tgui_input_pin_async | Creates an asynchronous TGUI PIN input window with an associated callback. |
| /datum/tgui_input_pin | Datum used for instantiating and using a TGUI-controlled pin keyboard that prompts the user with a message and has an input for pin entry. |
| /datum/tgui_input_pin/async | An asynchronous version of tgui_input_pin to be used with callbacks instead of waiting on user responses. |