blob: 52ee2896947288b4c8d2ed66fab69c60580eba52 [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.
# Automatically generated by LOXI from template instruction.py
# Do not modify
import struct
import action
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 instruction type %d" % typ)
return parser(reader)
return loxi.generic_util.unpack_list_tlv16(reader, deserializer)
class Instruction(object):
type = None # override in subclass
pass
class apply_actions(Instruction):
type = const.OFPIT_APPLY_ACTIONS
def __init__(self, actions=None):
if actions != None:
self.actions = actions
else:
self.actions = []
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('\x00' * 4)
packed.append("".join([x.pack() for x in self.actions]))
length = sum([len(x) for x in packed])
packed[1] = struct.pack("!H", length)
return ''.join(packed)
@staticmethod
def unpack(buf):
obj = apply_actions()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read('!H')[0]
assert(_type == const.OFPIT_APPLY_ACTIONS)
_len = reader.read('!H')[0]
reader.skip(4)
obj.actions = action.unpack_list(reader)
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.actions != other.actions: 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("apply_actions {")
with q.group():
with q.indent(2):
q.breakable()
q.text("actions = ");
q.pp(self.actions)
q.breakable()
q.text('}')
class clear_actions(Instruction):
type = const.OFPIT_CLEAR_ACTIONS
def __init__(self):
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('\x00' * 4)
length = sum([len(x) for x in packed])
packed[1] = struct.pack("!H", length)
return ''.join(packed)
@staticmethod
def unpack(buf):
obj = clear_actions()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read('!H')[0]
assert(_type == const.OFPIT_CLEAR_ACTIONS)
_len = reader.read('!H')[0]
reader.skip(4)
return obj
def __eq__(self, other):
if type(self) != type(other): 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("clear_actions {")
with q.group():
with q.indent(2):
q.breakable()
q.breakable()
q.text('}')
class experimenter(Instruction):
type = const.OFPIT_EXPERIMENTER
def __init__(self, experimenter=None, data=None):
if experimenter != None:
self.experimenter = experimenter
else:
self.experimenter = 0
if data != None:
self.data = data
else:
self.data = ""
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.experimenter))
packed.append(self.data)
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 == const.OFPIT_EXPERIMENTER)
_len = reader.read('!H')[0]
obj.experimenter = reader.read('!L')[0]
obj.data = str(reader.read_all())
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.experimenter != other.experimenter: return False
if self.data != other.data: 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("experimenter = ");
q.text("%#x" % self.experimenter)
q.text(","); q.breakable()
q.text("data = ");
q.pp(self.data)
q.breakable()
q.text('}')
class goto_table(Instruction):
type = const.OFPIT_GOTO_TABLE
def __init__(self, table_id=None):
if table_id != None:
self.table_id = table_id
else:
self.table_id = 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("!B", self.table_id))
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 = goto_table()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read('!H')[0]
assert(_type == const.OFPIT_GOTO_TABLE)
_len = reader.read('!H')[0]
obj.table_id = reader.read('!B')[0]
reader.skip(3)
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.table_id != other.table_id: 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("goto_table {")
with q.group():
with q.indent(2):
q.breakable()
q.text("table_id = ");
q.text("%#x" % self.table_id)
q.breakable()
q.text('}')
class write_actions(Instruction):
type = const.OFPIT_WRITE_ACTIONS
def __init__(self, actions=None):
if actions != None:
self.actions = actions
else:
self.actions = []
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('\x00' * 4)
packed.append("".join([x.pack() for x in self.actions]))
length = sum([len(x) for x in packed])
packed[1] = struct.pack("!H", length)
return ''.join(packed)
@staticmethod
def unpack(buf):
obj = write_actions()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read('!H')[0]
assert(_type == const.OFPIT_WRITE_ACTIONS)
_len = reader.read('!H')[0]
reader.skip(4)
obj.actions = action.unpack_list(reader)
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.actions != other.actions: 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("write_actions {")
with q.group():
with q.indent(2):
q.breakable()
q.text("actions = ");
q.pp(self.actions)
q.breakable()
q.text('}')
class write_metadata(Instruction):
type = const.OFPIT_WRITE_METADATA
def __init__(self, metadata=None, metadata_mask=None):
if metadata != None:
self.metadata = metadata
else:
self.metadata = 0
if metadata_mask != None:
self.metadata_mask = metadata_mask
else:
self.metadata_mask = 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('\x00' * 4)
packed.append(struct.pack("!Q", self.metadata))
packed.append(struct.pack("!Q", self.metadata_mask))
length = sum([len(x) for x in packed])
packed[1] = struct.pack("!H", length)
return ''.join(packed)
@staticmethod
def unpack(buf):
obj = write_metadata()
if type(buf) == loxi.generic_util.OFReader:
reader = buf
else:
reader = loxi.generic_util.OFReader(buf)
_type = reader.read('!H')[0]
assert(_type == const.OFPIT_WRITE_METADATA)
_len = reader.read('!H')[0]
reader.skip(4)
obj.metadata = reader.read('!Q')[0]
obj.metadata_mask = reader.read('!Q')[0]
return obj
def __eq__(self, other):
if type(self) != type(other): return False
if self.metadata != other.metadata: return False
if self.metadata_mask != other.metadata_mask: 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("write_metadata {")
with q.group():
with q.indent(2):
q.breakable()
q.text("metadata = ");
q.text("%#x" % self.metadata)
q.text(","); q.breakable()
q.text("metadata_mask = ");
q.text("%#x" % self.metadata_mask)
q.breakable()
q.text('}')
parsers = {
const.OFPIT_APPLY_ACTIONS : apply_actions.unpack,
const.OFPIT_CLEAR_ACTIONS : clear_actions.unpack,
const.OFPIT_EXPERIMENTER : experimenter.unpack,
const.OFPIT_GOTO_TABLE : goto_table.unpack,
const.OFPIT_WRITE_ACTIONS : write_actions.unpack,
const.OFPIT_WRITE_METADATA : write_metadata.unpack,
}