45 lines
1.2 KiB
Python
45 lines
1.2 KiB
Python
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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""" pySim: various utilities
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"""
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#
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# Copyright (C) 2009-2010 Sylvain Munaut <tnt@246tNt.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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def h2b(s):
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return ''.join([chr((int(x,16)<<4)+int(y,16)) for x,y in zip(s[0::2], s[1::2])])
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def b2h(s):
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return ''.join(['%02x'%ord(x) for x in s])
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def h2i(s):
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return [(int(x,16)<<4)+int(y,16) for x,y in zip(s[0::2], s[1::2])]
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def i2h(s):
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return ''.join(['%02x'%(x) for x in s])
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def swap_nibbles(s):
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return ''.join([x+y for x,y in zip(s[1::2], s[0::2])])
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def rpad(s, l, c='f'):
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return s + c * (l - len(s))
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def lpad(s, l, c='f'):
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return c * (l - len(s)) + s
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