51 lines
1.9 KiB
Python
Executable file
51 lines
1.9 KiB
Python
Executable file
# This file is part of Scapy
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# Scapy is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# any later version.
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#
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# Scapy is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Scapy. If not, see <http://www.gnu.org/licenses/>.
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# scapy.contrib.description = WPA EAPOL-KEY
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# scapy.contrib.status = loads
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from scapy.packet import Packet, bind_layers
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from scapy.fields import ByteField, LenField, ShortField, StrFixedLenField, \
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StrLenField
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from scapy.layers.eap import EAPOL
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class WPA_key(Packet):
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name = "WPA_key"
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fields_desc = [ByteField("descriptor_type", 1),
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ShortField("key_info", 0),
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LenField("len", None, "H"),
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StrFixedLenField("replay_counter", "", 8),
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StrFixedLenField("nonce", "", 32),
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StrFixedLenField("key_iv", "", 16),
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StrFixedLenField("wpa_key_rsc", "", 8),
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StrFixedLenField("wpa_key_id", "", 8),
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StrFixedLenField("wpa_key_mic", "", 16),
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LenField("wpa_key_length", None, "H"),
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StrLenField("wpa_key", "", length_from=lambda pkt:pkt.wpa_key_length)] # noqa: E501
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def extract_padding(self, s):
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tmp_len = self.len
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return s[:tmp_len], s[tmp_len:]
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def hashret(self):
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return chr(self.type) + self.payload.hashret()
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def answers(self, other):
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if isinstance(other, WPA_key):
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return 1
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return 0
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bind_layers(EAPOL, WPA_key, type=3)
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