def findCloseAddress (ramMapFile, reqAddress):
"""
Find similar address in file
"""
from sys import maxint as MAXINT
fd = open (ramMapFile, 'r')
foundLine = ""
smallestDiff = MAXINT
for line in fd:
if "SYMBOL TABLE:" in line :
break
for line in fd:
linePart = line.split()
if len(linePart) > 0:
currAddress = int(linePart[0], 16)
diff = reqAddress - currAddress
if diff < smallestDiff and diff >= 0:
smallestDiff = diff
foundLine = ''.join(line)
print "\nRequired Address : 0x%x" % reqAddress
print "\nClosest Line :\n%s" % foundLine
print "\nDifference : 0x%x (%d instructions)" % (smallestDiff, smallestDiff / 4)
if __name__ == "__main__":
mapFile = r"C:\default\ram.map"
reqAddress = 0xffffffff803130cc
findCloseAddress (mapFile, reqAddress)
