blob: 5573beb21541d418d0ff7ea5475aee15b59d1b5c [file] [log] [blame]
# Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior University
# Copyright (c) 2011, 2012 Open Networking Foundation
# Copyright (c) 2012, 2013 Big Switch Networks, Inc.
# See the file LICENSE.pyloxi which should have been included in the source distribution
# Automatically generated by LOXI from template meter_band.py
# Do not modify
import struct
import const
import util
import loxi.generic_util
import loxi
def unpack_list(reader):
def deserializer(reader, typ):
parser = parsers.get(typ)
if not parser: raise loxi.ProtocolError("unknown meter band type %d" % typ)
return parser(reader)
return loxi.generic_util.unpack_list_tlv16(reader, deserializer)
class MeterBand(object):
type = None # override in subclass
pass
class drop(MeterBand):
type = 1
def __init__(self, rate=None, burst_size=None):
if rate != None:
self.rate = rate
else:
self.rate = 0
if burst_size != None:
self.burst_size = burst_size
else:
self.burst_size = 0
return
def pack(self):
packed = []
packed.append(struct.pack("!H", self.type))
packed.append(struct.pack("!H", 0)) # placeholder for len at index 1
packed.append(struct.pack("!L", self.rate))
packed.append(struct.pack("!L", self.burst_size))
packed.append('\x00' * 4)
length = sum([len(x) for x in packed])
packed[1] = struct.pack("!H", length)
return ''.join(packed)
@staticmethod
def unpack(buf):
obj = drop()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read("!H")[0]
assert(_type == 1)
_len = reader.read("!H")[0]
obj.rate = reader.read("!L")[0]
obj.burst_size = reader.read("!L")[0]
reader.skip(4)
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.rate != other.rate: return False
if self.burst_size != other.burst_size: return False
return True
def __ne__(self, other):
return not self.__eq__(other)
def show(self):
import loxi.pp
return loxi.pp.pp(self)
def pretty_print(self, q):
q.text("drop {")
with q.group():
with q.indent(2):
q.breakable()
q.text("rate = ");
q.text("%#x" % self.rate)
q.text(","); q.breakable()
q.text("burst_size = ");
q.text("%#x" % self.burst_size)
q.breakable()
q.text('}')
class dscp_remark(MeterBand):
type = 2
def __init__(self, rate=None, burst_size=None, prec_level=None):
if rate != None:
self.rate = rate
else:
self.rate = 0
if burst_size != None:
self.burst_size = burst_size
else:
self.burst_size = 0
if prec_level != None:
self.prec_level = prec_level
else:
self.prec_level = 0
return
def pack(self):
packed = []
packed.append(struct.pack("!H", self.type))
packed.append(struct.pack("!H", 0)) # placeholder for len at index 1
packed.append(struct.pack("!L", self.rate))
packed.append(struct.pack("!L", self.burst_size))
packed.append(struct.pack("!B", self.prec_level))
packed.append('\x00' * 3)
length = sum([len(x) for x in packed])
packed[1] = struct.pack("!H", length)
return ''.join(packed)
@staticmethod
def unpack(buf):
obj = dscp_remark()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read("!H")[0]
assert(_type == 2)
_len = reader.read("!H")[0]
obj.rate = reader.read("!L")[0]
obj.burst_size = reader.read("!L")[0]
obj.prec_level = reader.read("!B")[0]
reader.skip(3)
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.rate != other.rate: return False
if self.burst_size != other.burst_size: return False
if self.prec_level != other.prec_level: return False
return True
def __ne__(self, other):
return not self.__eq__(other)
def show(self):
import loxi.pp
return loxi.pp.pp(self)
def pretty_print(self, q):
q.text("dscp_remark {")
with q.group():
with q.indent(2):
q.breakable()
q.text("rate = ");
q.text("%#x" % self.rate)
q.text(","); q.breakable()
q.text("burst_size = ");
q.text("%#x" % self.burst_size)
q.text(","); q.breakable()
q.text("prec_level = ");
q.text("%#x" % self.prec_level)
q.breakable()
q.text('}')
class experimenter(MeterBand):
type = 65535
def __init__(self, rate=None, burst_size=None, experimenter=None):
if rate != None:
self.rate = rate
else:
self.rate = 0
if burst_size != None:
self.burst_size = burst_size
else:
self.burst_size = 0
if experimenter != None:
self.experimenter = experimenter
else:
self.experimenter = 0
return
def pack(self):
packed = []
packed.append(struct.pack("!H", self.type))
packed.append(struct.pack("!H", 0)) # placeholder for len at index 1
packed.append(struct.pack("!L", self.rate))
packed.append(struct.pack("!L", self.burst_size))
packed.append(struct.pack("!L", self.experimenter))
length = sum([len(x) for x in packed])
packed[1] = struct.pack("!H", length)
return ''.join(packed)
@staticmethod
def unpack(buf):
obj = experimenter()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read("!H")[0]
assert(_type == 65535)
_len = reader.read("!H")[0]
obj.rate = reader.read("!L")[0]
obj.burst_size = reader.read("!L")[0]
obj.experimenter = reader.read("!L")[0]
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.rate != other.rate: return False
if self.burst_size != other.burst_size: return False
if self.experimenter != other.experimenter: return False
return True
def __ne__(self, other):
return not self.__eq__(other)
def show(self):
import loxi.pp
return loxi.pp.pp(self)
def pretty_print(self, q):
q.text("experimenter {")
with q.group():
with q.indent(2):
q.breakable()
q.text("rate = ");
q.text("%#x" % self.rate)
q.text(","); q.breakable()
q.text("burst_size = ");
q.text("%#x" % self.burst_size)
q.text(","); q.breakable()
q.text("experimenter = ");
q.text("%#x" % self.experimenter)
q.breakable()
q.text('}')
parsers = {
const.OFPMBT_DROP : drop.unpack,
const.OFPMBT_DSCP_REMARK : dscp_remark.unpack,
const.OFPMBT_EXPERIMENTER : experimenter.unpack,
}