Python Raw SocketʹÓÃʾÀý(·¢ËÍTCP SYNÊý¾Ý°ü)
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import sys
import time
import socket
import struct
import random
def SendPacketData (Buffer = None , DestIP = "127.0.0.1" , DestPort = 0) :
"""SendPacketData"""
if Buffer is None :
return False
try:
Socket = socket.socket(socket.AF_INET,socket.SOCK_RAW)
Socket.setsockopt(socket.IPPROTO_IP,socket.IP_HDRINCL,1)
Socket.setsockopt(socket.SOL_SOCKET,socket.SO_SNDTIMEO,2000)
except:
Socket.close()
return False
try:
Socket.sendto(Buffer,0,(DestIP , DestPort))
except:
Socket.close()
return True
def SetPacketAddress (Number = 1) :
"""SetPakcetAddress"""
return [".".join(["%d" % random.randint(1 , 0xFF) for i in range(0,4)]) for n in range(0 , Number)]
def SetPacketData (Length = 32) :
"""SetPacketData"""
return "".join(["%s" % chr(random.randint(0 , 255)) for n in range(Length)])
def SetPacketCheckSum (Buffer = None) :
"""SetPacketCheckSum"""
if Buffer == None :
return False
if len(Buffer) % 2 :
Buffer += '\0'
return ~sum([(ord(Buffer[n + 1]) << 8) + ord(Buffer[n]) for n in range(0 , len(Buffer) , 2)])
#or return ~sum([ord(Buffer[n]) + ord(Buffer[n + 1]) * 256 for n in range(0 , len(Buffer) , 2)])
def SynSendInit (DestIP = "127.0.0.1" , DestPort = 80) :
"""SynSendInit"""
IpHdrLen = 20
TcpHdrLen = 20
IpVerlen = (4 << 4 | IpHdrLen / 4)
IpTotal_len = socket.htons(IpHdrLen + TcpHdrLen)
IpDestIP = struct.unpack('i',socket.inet_aton(DestIP))[0]
IpSourceIP = struct.unpack('i',socket.inet_aton(SetPacketAddress()[0]))[0]
TcpSport = socket.htons(random.randint(1024 , 65000))
TcpDport = socket.htons(DestP
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se = ['a', 'b', 'c', 'd']
li = ['a', 'b', 'c', 'd']
tu = ('a', 'b', 'c', 'd')
string = 'abcd'
print se[1]
print li[1]
print tu[1]
print string[1]
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consoleInput = raw_input('ÇëÊäÈëµãʲô°É£º')
aFile = file(r'C:\out.txt', 'w')
aFile.write(consoleInput + '\n')
aFile.write('ÕâÀïÊǵڶþÐÐ')
aFile.close()
output£º
>>>
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class Person:
population = 0 #Õâ¸ö±äÁ¿ÊÇÊôÓÚÕû¸öÀàµÄ
def __init__(self, name):
self.name = name
print '³õʼ»¯ %s' % self.name
Person.population += 1
# end of def
def __del__(self):
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