def getTrue():
global getbag_flag
global typenum
global bagcon
print('Packet capture begin')
getbag_flag = True
bagnum = int(en.get()) # 获取需要抓包的个数
# 清空上一次抓包信息
typenum = []
bagcon = []
bagcontent = get_bag(bagnum) # 子函数名get_bag
if not len(bagcontent):
tkMessageBox.showinfo("超时！", "没有抓到数据包")
# 获取抓包每个类型的个数
typenum.append(len(bagcontent[TCP]))
typenum.append(len(bagcontent[UDP]))
typenum.append(len(bagcontent[ICMP]))
typenum.append(bagnum - len(bagcontent[TCP]) - len(bagcontent[UDP]) -
len(bagcontent[ICMP]))
# 获取数据包信息
for i in range(bagnum):
bagcon.append(bagcontent[i].summary())
# 删除现有信息，更新信息
listb.delete(0, END) # listb是显示不同种类包的个数
for item in typenum:
listb.insert(END, item)
conb.delete(0, END) # conb是捕捉到的包的简略信息
for item in bagcon:
conb.insert(END, item)
def getTrue():
global getbag_flag
global typenum
global bagcon
global bagcontent
print('Packet capture begin')
getbag_flag = True
bagnum = int(en.get()) # 获取需要抓包的个数
# 清空上一次抓包信息
typenum = []
bagcon = []
# 抓包设置
find_c = {'0': 'tcp', '1': 'udp', '2': 'port 80', '3': 'port 443'}
factor = None
c = [[0, c_tcp.get()], [1, c_udp.get()], [2, c_http.get()],
[3, c_https.get()]]
for i, tof in c:
if tof:
if factor == None:
factor = find_c[str(i)]
else:
factor = factor + ' or ' + find_c[str(i)]
bagcontent = get_bag(bagnum, factor)
print('Packet capture has done')
if len(bagcontent) == 0:
tkMessageBox.showinfo("超时！", "没有抓到数据包")
return
# 获取抓包每个类型的个数
typenum.append(len(bagcontent[TCP]))
typenum.append(len(bagcontent[UDP]))
typenum.append(len(bagcontent[ICMP]))
typenum.append(bagnum - len(bagcontent[TCP]) - len(bagcontent[UDP]) -
len(bagcontent[ICMP]))
# 获取数据包信息
for i in range(len(bagcontent)):
bagcon.append(bagcontent[i].summary())
# 删除现有信息，更新信息
listb.delete(0, END) # listb是显示不同种类包的个数
for item in typenum:
listb.insert(END, item)
conb.delete(0, END) # conb是捕捉到的包的简略信息
for item in bagcon:
conb.insert(END, item)