From 76504e0a6e7689d374b557e054299281bdb9c951 Mon Sep 17 00:00:00 2001 From: Sylvain Munaut Date: Tue, 7 Dec 2010 00:24:32 +0100 Subject: Split all things into a more "library-like" package Signed-off-by: Sylvain Munaut --- pySim/utils.py | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 pySim/utils.py (limited to 'pySim/utils.py') diff --git a/pySim/utils.py b/pySim/utils.py new file mode 100644 index 0000000..d8b9518 --- /dev/null +++ b/pySim/utils.py @@ -0,0 +1,44 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +""" pySim: various utilities +""" + +# +# Copyright (C) 2009-2010 Sylvain Munaut +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . +# + + +def h2b(s): + return ''.join([chr((int(x,16)<<4)+int(y,16)) for x,y in zip(s[0::2], s[1::2])]) + +def b2h(s): + return ''.join(['%02x'%ord(x) for x in s]) + +def h2i(s): + return [(int(x,16)<<4)+int(y,16) for x,y in zip(s[0::2], s[1::2])] + +def i2h(s): + return ''.join(['%02x'%(x) for x in s]) + +def swap_nibbles(s): + return ''.join([x+y for x,y in zip(s[1::2], s[0::2])]) + +def rpad(s, l, c='f'): + return s + c * (l - len(s)) + +def lpad(s, l, c='f'): + return c * (l - len(s)) + s -- cgit v1.2.3