X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/79c4de2a0f32604f0ae6a4e4845bdac8f44b6e81..1e262141523bcda8b170cc42fb5bd8d6bb8d17f1:/tools/findbits.py

diff --git a/tools/findbits.py b/tools/findbits.py
index 03e0c4e0..d5516e59 100755
--- a/tools/findbits.py
+++ b/tools/findbits.py
@@ -22,23 +22,14 @@
 
 import sys
 import os
-import string
 
 # invert binary string
 def invert(data):
-	i=  0
-	out= ''
-	while(i < len(data)):
-		if data[i] == '0':
-			out += '1'
-		else:
-			out += '0'
-		i += 1
-	return out
+	return ''.join('0' if c == '1' else '1' for c in data)
 
 # do the actual search
 def search(target,data):
-	location= string.find(data,target)
+	location = data.find(target)
 	if location >= 0:
 		print '*** Match at bit %d:' % location,
 		print '%s<%s>%s' % (data[:location],target,data[location+len(target):])
@@ -47,18 +38,11 @@ def search(target,data):
 
 # convert integer to binary string
 def binstring(number):
-	out= ''
-	while number > 0:
-		out += chr(0x30 + (number & 0x01))
-		number= number >> 1
-	return stringreverse(out)
+	return bin(number)[2:] if number > 0 else ''
 
 # reverse string order
 def stringreverse(data):
-	out= ''
-	for x in range(len(data) -1,-1,-1):
-		out += data[x]
-	return out
+	return data[::-1]
 
 # match forward, backward and inverted
 def domatch(number,binary):
@@ -100,11 +84,11 @@ def main():
 		16:'HEX',
 			}
 
-	for base in 2,8,10,16:
+	for base, base_name in sorted(bases.iteritems()):
 		try:
 			number= int(sys.argv[1],base)
 			print
-			print 'Trying', bases[base]
+			print 'Trying', base_name
 			# do BINARY as specified to preserve leading zeros
 			if base == 2:
 				domatch(sys.argv[1],sys.argv[2])