diff options
Diffstat (limited to 'scripts/external_libs/dpkt-1.8.6/dpkt/tftp.py')
| -rw-r--r-- | scripts/external_libs/dpkt-1.8.6/dpkt/tftp.py | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/scripts/external_libs/dpkt-1.8.6/dpkt/tftp.py b/scripts/external_libs/dpkt-1.8.6/dpkt/tftp.py deleted file mode 100644 index 046ae8d2..00000000 --- a/scripts/external_libs/dpkt-1.8.6/dpkt/tftp.py +++ /dev/null @@ -1,55 +0,0 @@ -# $Id: tftp.py 23 2006-11-08 15:45:33Z dugsong $ - -"""Trivial File Transfer Protocol.""" - -import struct -import dpkt - -# Opcodes -OP_RRQ = 1 # read request -OP_WRQ = 2 # write request -OP_DATA = 3 # data packet -OP_ACK = 4 # acknowledgment -OP_ERR = 5 # error code - -# Error codes -EUNDEF = 0 # not defined -ENOTFOUND = 1 # file not found -EACCESS = 2 # access violation -ENOSPACE = 3 # disk full or allocation exceeded -EBADOP = 4 # illegal TFTP operation -EBADID = 5 # unknown transfer ID -EEXISTS = 6 # file already exists -ENOUSER = 7 # no such user - -class TFTP(dpkt.Packet): - __hdr__ = (('opcode', 'H', 1), ) - - def unpack(self, buf): - dpkt.Packet.unpack(self, buf) - if self.opcode in (OP_RRQ, OP_WRQ): - l = self.data.split('\x00') - self.filename = l[0] - self.mode = l[1] - self.data = '' - elif self.opcode in (OP_DATA, OP_ACK): - self.block = struct.unpack('>H', self.data[:2]) - self.data = self.data[2:] - elif self.opcode == OP_ERR: - self.errcode = struct.unpack('>H', self.data[:2]) - self.errmsg = self.data[2:].split('\x00')[0] - self.data = '' - - def __len__(self): - return len(str(self)) - - def __str__(self): - if self.opcode in (OP_RRQ, OP_WRQ): - s = '%s\x00%s\x00' % (self.filename, self.mode) - elif self.opcode in (OP_DATA, OP_ACK): - s = struct.pack('>H', self.block) - elif self.opcode == OP_ERR: - s = struct.pack('>H', self.errcode) + ('%s\x00' % self.errmsg) - else: - s = '' - return self.pack_hdr() + s + self.data |