mirror of
https://github.com/Grasscutters/mitmproxy.git
synced 2024-11-24 00:31:33 +00:00
104 lines
3.4 KiB
Python
104 lines
3.4 KiB
Python
#!/usr/bin/env python
|
|
'''
|
|
@author: David Shaw, david.shaw.aw@gmail.com
|
|
|
|
Inspired by EAS Inspector for Fiddler
|
|
https://easinspectorforfiddler.codeplex.com
|
|
|
|
----- The MIT License (MIT) -----
|
|
Filename: ASWBXMLByteQueue.py
|
|
Copyright (c) 2014, David P. Shaw
|
|
|
|
Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
of this software and associated documentation files (the "Software"), to deal
|
|
in the Software without restriction, including without limitation the rights
|
|
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
copies of the Software, and to permit persons to whom the Software is
|
|
furnished to do so, subject to the following conditions:
|
|
|
|
The above copyright notice and this permission notice shall be included in
|
|
all copies or substantial portions of the Software.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
THE SOFTWARE.
|
|
'''
|
|
from Queue import Queue
|
|
import logging
|
|
|
|
class ASWBXMLByteQueue(Queue):
|
|
|
|
def __init__(self, wbxmlBytes):
|
|
|
|
self.bytesDequeued = 0
|
|
self.bytesEnqueued = 0
|
|
|
|
Queue.__init__(self)
|
|
|
|
for byte in wbxmlBytes:
|
|
self.put(ord(byte))
|
|
self.bytesEnqueued += 1
|
|
|
|
|
|
logging.debug("Array byte count: %d, enqueued: %d" % (self.qsize(), self.bytesEnqueued))
|
|
|
|
"""
|
|
Created to debug the dequeueing of bytes
|
|
"""
|
|
def dequeueAndLog(self):
|
|
singleByte = self.get()
|
|
self.bytesDequeued += 1
|
|
logging.debug("Dequeued byte 0x{0:X} ({1} total)".format(singleByte, self.bytesDequeued))
|
|
return singleByte
|
|
|
|
"""
|
|
Return true if the continuation bit is set in the byte
|
|
"""
|
|
def checkContinuationBit(self, byteval):
|
|
continuationBitmask = 0x80
|
|
return (continuationBitmask & byteval) != 0
|
|
|
|
def dequeueMultibyteInt(self):
|
|
iReturn = 0
|
|
singleByte = 0xFF
|
|
|
|
while True:
|
|
iReturn <<= 7
|
|
if (self.qsize() == 0):
|
|
break
|
|
else:
|
|
singleByte = self.dequeueAndLog()
|
|
iReturn += int(singleByte & 0x7F)
|
|
if not self.checkContinuationBit(singleByte):
|
|
return iReturn
|
|
|
|
def dequeueString(self, length=None):
|
|
if ( length != None):
|
|
currentByte = 0x00
|
|
strReturn = ""
|
|
for i in range(0, length):
|
|
# TODO: Improve this handling. We are technically UTF-8, meaning
|
|
# that characters could be more than one byte long. This will fail if we have
|
|
# characters outside of the US-ASCII range
|
|
if ( self.qsize() == 0 ):
|
|
break
|
|
currentByte = self.dequeueAndLog()
|
|
strReturn += chr(currentByte)
|
|
|
|
else:
|
|
currentByte = 0x00
|
|
strReturn = ""
|
|
while True:
|
|
currentByte = self.dequeueAndLog()
|
|
if (currentByte != 0x00):
|
|
strReturn += chr(currentByte)
|
|
else:
|
|
break
|
|
|
|
return strReturn
|
|
|