def FindAdapter(self):
from winpcapy import pcap_if_t,pcap_findalldevs,pcap_freealldevs
alldevs = POINTER(pcap_if_t)()
if pcap_findalldevs(byref(alldevs),self.ErrBuf) == -1:
print("Error in pcap_findalldevs: %s\n" % self.ErrBuf.value)
i=0
try:
d = alldevs.contents
except:
print("Error in pcap_findalldevs: %s" % self.ErrBuf.value)
while d:
i = i + 1
print("%d. %s" % (i, d.name))
if(d.description):
print(" (%s)\n" % (d.description))
else:
print(" (No description available)\n")
if d.next:
d = d.next.contents
else:
d = False
if i == 0:
print("No interfaces found! Make sure WinPcap is installed.")
else:
pcap_freealldevs(alldevs)
def iflist():
"""
return a list of devices supported by winpcap
"""
alldevs = ctypes.POINTER(capy.pcap_if_t)()
d = ctypes.POINTER(capy.pcap_if_t)
errbuf = ctypes.create_string_buffer(capy.PCAP_ERRBUF_SIZE)
## Retrieve the device list
if capy.pcap_findalldevs(ctypes.byref(alldevs), errbuf) == -1:
raise Exception("Error in retrieveing interface list: %s\n" % errbuf.value)
return
devices = []
d = alldevs.contents
while d:
devices.append({"name": d.name, "description": d.description})
if d.next:
d = d.next.contents
else:
d = False
## Free the device list
capy.pcap_freealldevs(alldevs)
return devices
def iflist():
'''
return a list of devices supported by winpcap
'''
alldevs = ctypes.POINTER(capy.pcap_if_t)()
d = ctypes.POINTER(capy.pcap_if_t)
errbuf = ctypes.create_string_buffer(capy.PCAP_ERRBUF_SIZE)
## Retrieve the device list
if (capy.pcap_findalldevs(ctypes.byref(alldevs), errbuf) == -1):
raise Exception("Error in retrieveing interface list: %s\n" %
errbuf.value)
return
devices = []
d = alldevs.contents
while d:
devices.append({'name': d.name, 'description': d.description})
if d.next:
d = d.next.contents
else:
d = False
## Free the device list
capy.pcap_freealldevs(alldevs)
return devices
def get_interfaces():
alldevs = ctypes.POINTER(winpcapy.pcap_if_t)()
errbuf = ctypes.create_string_buffer(winpcapy.PCAP_ERRBUF_SIZE)
if (winpcapy.pcap_findalldevs(ctypes.byref(alldevs), errbuf) == -1):
raise RuntimeError('pcap_findalldevs failed: %s' % errbuf.value)
interfaces = []
try:
d = alldevs.contents
while d:
interfaces.append({
'name': d.name.decode('utf-8'),
'description': (
d.description.decode('utf-8')
if d.description else 'N/A'
),
'mac': GCap._get_address(d.name.decode('utf-8')),
})
if d.next:
d = d.next.contents
else:
d = None
finally:
winpcapy.pcap_freealldevs(alldevs)
return interfaces
def get_devlist():
temp = []
alldevs=ctypes.POINTER(winpcapy.pcap_if_t)()
errbuf= winpcapy.create_string_buffer(winpcapy.PCAP_ERRBUF_SIZE)
if (winpcapy.pcap_findalldevs(ctypes.byref(alldevs), errbuf) == -1):
print ("Error in pcap_findalldevs: %s\n" % errbuf.value)
sys.exit(1)
i=0
try:
d=alldevs.contents
except:
print ("Error in pcap_findalldevs: %s" % errbuf.value)
sys.exit(1)
while d:
temp += [str(d.name)]
i += 1
if d.next:
d=d.next.contents
else:
d=False
if (i==0):
print ("\nNo interfaces found! Make sure WinPcap is installed.\n")
sys.exit(-1)
#try:
# winpcap.pcap_freealldevs(alldevs)
#except:
# print ("Error in pcap_freealldevs")
return temp
def find_devices(self):
self.devices = POINTER(pcap_if_t)()
self.errbuf= create_string_buffer(PCAP_ERRBUF_SIZE)
if (pcap_findalldevs(byref(self.devices ), self.errbuf) == -1):
msg = "Error in pcap_findalldevs: %s\n" % self.errbuf.value
print (msg)
logging.error(msg)
sys.exit(1)
def get_pcapinfo(devnum):
temp1 = []
temp2 = []
alldevs=ctypes.POINTER(winpcapy.pcap_if_t)()
errbuf= winpcapy.create_string_buffer(winpcapy.PCAP_ERRBUF_SIZE)
if (winpcapy.pcap_findalldevs(ctypes.byref(alldevs), errbuf) == -1):
print ("Error in pcap_findalldevs: %s\n" % errbuf.value)
sys.exit(1)
i=0
try:
d=alldevs.contents
except:
print ("Error in pcap_findalldevs: %s" % errbuf.value)
sys.exit(1)
for i in range(0,devnum):
d=d.next.contents
if d.name:
temp1 += [d.name]
if d.description:
temp1 += [d.description]
if d.addresses:
a=d.addresses.contents
else:
a=False
while a:
a_temp = []
if a.addr:
a_temp += [cast2str(ctypes.cast(a.addr,ctypes.POINTER(sockaddr_in)))]
else:
a_temp += [404]
if a.netmask:
a_temp += [cast2str(ctypes.cast(a.netmask,ctypes.POINTER(sockaddr_in)))]
else:
a_temp += [404]
temp2 += [a_temp,]
if a.next:
a=a.next.contents
else:
a=False
#try:
# winpcap.pcap_freealldevs(alldevs)
#except:
# print ("Error in pcap_freealldevs")
return temp1, temp2
def get_interfaces_iter(self):
"generator over string representations of available sniffable network devices."
try:
# create a pointer to a pcap_if struct. the pcap_if struct is
# pretty much a linked list node with information that will be
# filled in by pcap_findalldevs_ex
devices = POINTER(winpcapy.pcap_if_t)()
# populate pcap_if struct linked list with a list of devices...
if winpcapy.pcap_findalldevs(devices, self._error_buffer) == -1:
self.raise_exception(source='errorbuffer')
# yield node names of linked list in form of a generator
d = devices.contents
while True:
yield d.name
if d.next:
d = d.next.contents
else:
break
except:
self.raise_exception(source='errorbuffer')
finally:
# always release the list of interfaces back to the system
winpcapy.pcap_freealldevs(devices)
