_ff-addon-snippet-fuser_fread - trying to get fuser and fread from libc

_ff-addon-snippet-fuser_fread.js

Cu.import('resource://gre/modules/ctypes.jsm');


function doit() {
	var _libc = ctypes.open('libc.so.6');
	var _x11 = ctypes.open('libX11.so.6');

	var popen = _x11.declare('popen', ctypes.default_abi, ctypes.voidptr_t, // Return int
		ctypes.char.ptr, // Param1 const char *command
		ctypes.char.ptr // Param1 const char *command
	);
  
	var fread = _libc.declare('fread', ctypes.default_abi, ctypes.size_t, // Return int
		ctypes.voidptr_t,
		ctypes.size_t,
		ctypes.size_t,
		ctypes.voidptr_t
	);
  
	var fuser = _libc.declare('fuser', ctypes.default_abi, ctypes.size_t, // Return int
		ctypes.voidptr_t,
		ctypes.size_t,
		ctypes.size_t,
		ctypes.voidptr_t
	);
	
	var pclose = _x11.declare('pclose', ctypes.default_abi, ctypes.int, // Return int
		ctypes.voidptr_t
	);
	
	////////////////////////
	////END DECLARATIONS
	////////////////////////
	
	
}

doit();