1*088b4f5fSWarner Losh-- 2*088b4f5fSWarner Losh-- Copyright (c) 2015 Pedro Souza <pedrosouza@freebsd.org> 3*088b4f5fSWarner Losh-- All rights reserved. 4*088b4f5fSWarner Losh-- 5*088b4f5fSWarner Losh-- Redistribution and use in source and binary forms, with or without 6*088b4f5fSWarner Losh-- modification, are permitted provided that the following conditions 7*088b4f5fSWarner Losh-- are met: 8*088b4f5fSWarner Losh-- 1. Redistributions of source code must retain the above copyright 9*088b4f5fSWarner Losh-- notice, this list of conditions and the following disclaimer. 10*088b4f5fSWarner Losh-- 2. Redistributions in binary form must reproduce the above copyright 11*088b4f5fSWarner Losh-- notice, this list of conditions and the following disclaimer in the 12*088b4f5fSWarner Losh-- documentation and/or other materials provided with the distribution. 13*088b4f5fSWarner Losh-- 14*088b4f5fSWarner Losh-- THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15*088b4f5fSWarner Losh-- ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16*088b4f5fSWarner Losh-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17*088b4f5fSWarner Losh-- ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18*088b4f5fSWarner Losh-- FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19*088b4f5fSWarner Losh-- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20*088b4f5fSWarner Losh-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21*088b4f5fSWarner Losh-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22*088b4f5fSWarner Losh-- LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23*088b4f5fSWarner Losh-- OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24*088b4f5fSWarner Losh-- SUCH DAMAGE. 25*088b4f5fSWarner Losh-- 26*088b4f5fSWarner Losh-- $FreeBSD$ 27*088b4f5fSWarner Losh-- 28*088b4f5fSWarner Losh 29*088b4f5fSWarner Loshlocal password = {}; 30*088b4f5fSWarner Losh 31*088b4f5fSWarner Loshlocal core = require("core"); 32*088b4f5fSWarner Loshlocal screen = require("screen"); 33*088b4f5fSWarner Losh 34*088b4f5fSWarner Loshfunction password.read() 35*088b4f5fSWarner Losh local str = ""; 36*088b4f5fSWarner Losh local n = 0; 37*088b4f5fSWarner Losh 38*088b4f5fSWarner Losh repeat 39*088b4f5fSWarner Losh ch = io.getchar(); 40*088b4f5fSWarner Losh if ch == 13 then 41*088b4f5fSWarner Losh break; 42*088b4f5fSWarner Losh end 43*088b4f5fSWarner Losh 44*088b4f5fSWarner Losh if ch == 8 then 45*088b4f5fSWarner Losh if n > 0 then 46*088b4f5fSWarner Losh n = n - 1; 47*088b4f5fSWarner Losh -- loader.printc("\008 \008"); 48*088b4f5fSWarner Losh str = string.sub(str, 1, n); 49*088b4f5fSWarner Losh end 50*088b4f5fSWarner Losh else 51*088b4f5fSWarner Losh -- loader.printc("*"); 52*088b4f5fSWarner Losh str = str .. string.char(ch); 53*088b4f5fSWarner Losh n = n + 1; 54*088b4f5fSWarner Losh end 55*088b4f5fSWarner Losh until n == 16 56*088b4f5fSWarner Losh return str; 57*088b4f5fSWarner Loshend 58*088b4f5fSWarner Losh 59*088b4f5fSWarner Loshfunction password.check() 60*088b4f5fSWarner Losh screen.defcursor(); 61*088b4f5fSWarner Losh local function compare(prompt, pwd) 62*088b4f5fSWarner Losh if (pwd == nil) then 63*088b4f5fSWarner Losh return; 64*088b4f5fSWarner Losh end 65*088b4f5fSWarner Losh while true do 66*088b4f5fSWarner Losh loader.printc(prompt); 67*088b4f5fSWarner Losh if (pwd == password.read()) then 68*088b4f5fSWarner Losh break; 69*088b4f5fSWarner Losh end 70*088b4f5fSWarner Losh print("\n\nloader: incorrect password!\n"); 71*088b4f5fSWarner Losh loader.delay(3*1000*1000); 72*088b4f5fSWarner Losh end 73*088b4f5fSWarner Losh end 74*088b4f5fSWarner Losh 75*088b4f5fSWarner Losh local boot_pwd = loader.getenv("bootlock_password"); 76*088b4f5fSWarner Losh compare("Boot password: ", boot_pwd); 77*088b4f5fSWarner Losh 78*088b4f5fSWarner Losh local pwd = loader.getenv("password"); 79*088b4f5fSWarner Losh if (pwd ~=nil) then 80*088b4f5fSWarner Losh core.autoboot(); 81*088b4f5fSWarner Losh end 82*088b4f5fSWarner Losh compare("Password: ", pwd); 83*088b4f5fSWarner Loshend 84*088b4f5fSWarner Losh 85*088b4f5fSWarner Loshreturn password 86