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author | Dan Klein <danklei@csi-kiwi-03.cisco.com> | 2015-09-20 15:53:42 +0300 |
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committer | Dan Klein <danklei@csi-kiwi-03.cisco.com> | 2015-09-20 15:53:42 +0300 |
commit | 28fef018f75b5a54ac69ac7c919127bf47f5b61f (patch) | |
tree | c21c2af8dfe7c05bee170e96fc923458b8894be6 /scripts/external_libs/dpkt-1.8.6/dpkt/pppoe.py | |
parent | a78680a896f65dd6733d27d99e9cd8440eb185e9 (diff) | |
parent | 56dbd342eb97fc087611157ce8e965088b7f9bf8 (diff) |
Pushed Stateless progress (along with Packet Builder module)
Diffstat (limited to 'scripts/external_libs/dpkt-1.8.6/dpkt/pppoe.py')
-rw-r--r-- | scripts/external_libs/dpkt-1.8.6/dpkt/pppoe.py | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/scripts/external_libs/dpkt-1.8.6/dpkt/pppoe.py b/scripts/external_libs/dpkt-1.8.6/dpkt/pppoe.py new file mode 100644 index 00000000..8b4c9e71 --- /dev/null +++ b/scripts/external_libs/dpkt-1.8.6/dpkt/pppoe.py @@ -0,0 +1,38 @@ +# $Id: pppoe.py 23 2006-11-08 15:45:33Z dugsong $ + +"""PPP-over-Ethernet.""" + +import dpkt, ppp + +# RFC 2516 codes +PPPoE_PADI = 0x09 +PPPoE_PADO = 0x07 +PPPoE_PADR = 0x19 +PPPoE_PADS = 0x65 +PPPoE_PADT = 0xA7 +PPPoE_SESSION = 0x00 + +class PPPoE(dpkt.Packet): + __hdr__ = ( + ('v_type', 'B', 0x11), + ('code', 'B', 0), + ('session', 'H', 0), + ('len', 'H', 0) # payload length + ) + def _get_v(self): return self.v_type >> 4 + def _set_v(self, v): self.v_type = (v << 4) | (self.v_type & 0xf) + v = property(_get_v, _set_v) + + def _get_type(self): return self.v_type & 0xf + def _set_type(self, t): self.v_type = (self.v_type & 0xf0) | t + type = property(_get_type, _set_type) + + def unpack(self, buf): + dpkt.Packet.unpack(self, buf) + try: + if self.code == 0: + self.data = self.ppp = ppp.PPP(self.data) + except dpkt.UnpackError: + pass + +# XXX - TODO TLVs, etc. |