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#!/usr/bin/python
# -*- Mode: python; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
#
# 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:
#
# Copyright (C) 2011 Red Hat, Inc.
#
# --- Dumps UsbSnoopy XML export files
from xml.sax import saxutils
from xml.sax import handler
packets = []
counts = {}
class FindPackets(handler.ContentHandler):
def __init__(self):
self.inFunction = False
self.inPayload = False
self.ignore = False
self.inTimestamp = False
self.timestamp = None
self.packet = None
def startElement(self, name, attrs):
if name == "function":
self.inFunction = True
elif name == "payloadbytes":
self.inPayload = True
elif name == "timestamp":
self.inTimestamp = True
def characters(self, ch):
if self.ignore:
return
stripped = ch.strip()
if self.inFunction and ch != "BULK_OR_INTERRUPT_TRANSFER":
self.ignore = True
return
elif self.inTimestamp:
self.timestamp = stripped
elif self.inPayload and len(stripped) > 0:
if self.packet == None:
self.packet = stripped
else:
self.packet += stripped
def endElement(self, name):
if name == "function":
self.inFunction = False
elif name == "payloadbytes":
self.inPayload = False
elif name == "payload":
if self.packet:
import binascii
bytes = binascii.a2b_hex(self.packet)
print bytes
self.packet = None
self.ignore = False
self.timestamp = None
elif name == "timestamp":
self.inTimestamp = False
from xml.sax import make_parser
from xml.sax import parse
import sys
if __name__ == "__main__":
dh = FindPackets()
parse(sys.argv[1], dh)
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