diff options
Diffstat (limited to 'scripts/external_libs/dpkt-1.8.6.2/dpkt/sctp.py')
| -rw-r--r-- | scripts/external_libs/dpkt-1.8.6.2/dpkt/sctp.py | 95 |
1 files changed, 0 insertions, 95 deletions
diff --git a/scripts/external_libs/dpkt-1.8.6.2/dpkt/sctp.py b/scripts/external_libs/dpkt-1.8.6.2/dpkt/sctp.py deleted file mode 100644 index 4ef251c8..00000000 --- a/scripts/external_libs/dpkt-1.8.6.2/dpkt/sctp.py +++ /dev/null @@ -1,95 +0,0 @@ -# $Id: sctp.py 23 2006-11-08 15:45:33Z dugsong $ -# -*- coding: utf-8 -*- -"""Stream Control Transmission Protocol.""" - -import dpkt -import crc32c - -# Stream Control Transmission Protocol -# http://tools.ietf.org/html/rfc2960 - -# Chunk Types -DATA = 0 -INIT = 1 -INIT_ACK = 2 -SACK = 3 -HEARTBEAT = 4 -HEARTBEAT_ACK = 5 -ABORT = 6 -SHUTDOWN = 7 -SHUTDOWN_ACK = 8 -ERROR = 9 -COOKIE_ECHO = 10 -COOKIE_ACK = 11 -ECNE = 12 -CWR = 13 -SHUTDOWN_COMPLETE = 14 - - -class SCTP(dpkt.Packet): - __hdr__ = ( - ('sport', 'H', 0), - ('dport', 'H', 0), - ('vtag', 'I', 0), - ('sum', 'I', 0) - ) - - def unpack(self, buf): - dpkt.Packet.unpack(self, buf) - l = [] - while self.data: - chunk = Chunk(self.data) - l.append(chunk) - self.data = self.data[len(chunk):] - self.data = self.chunks = l - - def __len__(self): - return self.__hdr_len__ + sum(map(len, self.data)) - - def __str__(self): - l = [str(x) for x in self.data] - if self.sum == 0: - s = crc32c.add(0xffffffffL, self.pack_hdr()) - for x in l: - s = crc32c.add(s, x) - self.sum = crc32c.done(s) - return self.pack_hdr() + ''.join(l) - - -class Chunk(dpkt.Packet): - __hdr__ = ( - ('type', 'B', INIT), - ('flags', 'B', 0), - ('len', 'H', 0) - ) - - def unpack(self, buf): - dpkt.Packet.unpack(self, buf) - self.data = self.data[:self.len - self.__hdr_len__] - - -__s = '\x80\x44\x00\x50\x00\x00\x00\x00\x30\xba\xef\x54\x01\x00\x00\x3c\x3b\xb9\x9c\x46\x00\x01\xa0\x00\x00\x0a\xff\xff\x2b\x2d\x7e\xb2\x00\x05\x00\x08\x9b\xe6\x18\x9b\x00\x05\x00\x08\x9b\xe6\x18\x9c\x00\x0c\x00\x06\x00\x05\x00\x00\x80\x00\x00\x04\xc0\x00\x00\x04\xc0\x06\x00\x08\x00\x00\x00\x00' - - -def test_sctp_pack(): - sctp = SCTP(__s) - assert (__s == str(sctp)) - sctp.sum = 0 - assert (__s == str(sctp)) - - -def test_sctp_unpack(): - sctp = SCTP(__s) - assert (sctp.sport == 32836) - assert (sctp.dport == 80) - assert (len(sctp.chunks) == 1) - assert (len(sctp) == 72) - chunk = sctp.chunks[0] - assert (chunk.type == INIT) - assert (chunk.len == 60) - - -if __name__ == '__main__': - test_sctp_pack() - test_sctp_unpack() - print 'Tests Successful...'
\ No newline at end of file |