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-rw-r--r--plugins/rfid/utils.py98
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diff --git a/plugins/rfid/utils.py b/plugins/rfid/utils.py
deleted file mode 100644
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--- a/plugins/rfid/utils.py
+++ /dev/null
@@ -1,98 +0,0 @@
-# utils.py - Helper functions for tis2000.py
-# Copyright (C) 2010 Emiliano Pastorino <epastorino@plan.ceibal.edu.uy>
-#
-# 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 3 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 <http://www.gnu.org/licenses/>.
-
-def strhex2bin(strhex):
- """
- Convert a string representing an hex value into a
- string representing the same value in binary format.
- """
- dic = { '0':"0000",
- '1':"0001",
- '2':"0010",
- '3':"0011",
- '4':"0100",
- '5':"0101",
- '6':"0110",
- '7':"0111",
- '8':"1000",
- '9':"1001",
- 'A':"1010",
- 'B':"1011",
- 'C':"1100",
- 'D':"1101",
- 'E':"1110",
- 'F':"1111"
- }
- binstr = ""
- for i in strhex:
- binstr = binstr + dic[i.upper()]
- return binstr
-
-def strbin2dec(strbin):
- """
- Convert a string representing a binary value into a
- string representing the same value in decimal format.
- """
- strdec = "0"
- for i in range(1, strbin.__len__()+1):
- strdec = str(int(strdec)+int(strbin[-i])*int(pow(2, i-1)))
- return strdec
-
-def dec2bin(ndec):
- """
- Convert a decimal number into a string representing
- the same value in binary format.
- """
- if ndec < 1:
- return "0"
- binary = []
- while ndec != 0:
- binary.append(ndec%2)
- ndec = ndec/2
- strbin = ""
- binary.reverse()
- for i in binary:
- strbin = strbin+str(i)
- return strbin
-
-def bin2hex(strbin):
- """
- Convert a string representing a binary number into a string
- representing the same value in hexadecimal format.
- """
- dic = { "0000":"0",
- "0001":"1",
- "0010":"2",
- "0011":"3",
- "0100":"4",
- "0101":"5",
- "0110":"6",
- "0111":"7",
- "1000":"8",
- "1001":"9",
- "1010":"A",
- "1011":"B",
- "1100":"C",
- "1101":"D",
- "1110":"E",
- "1111":"F"
- }
- while strbin.__len__()%4 != 0:
- strbin = '0' + strbin
- strh = ""
- for i in range(0, strbin.__len__()/4):
- strh = strh + dic[str(strbin[i*4:i*4+4])]
- return strh