crypto: fix coverity warnings - vpp - Vector Packet Processing

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author	Filip Tehlar <ftehlar@cisco.com>	2019-04-15 08:48:10 +0000
committer	Dave Barach <openvpp@barachs.net>	2019-04-15 12:55:35 +0000
commit	d0d6b942e954b5e26d04ba830ec1fe5fa1f4d4b6 (patch)
tree	c333beb4873f68108b1cc3779ec4107b68b8727c /src/vnet/lisp-gpe
parent	45df934daf89391a399651f171278a4c0cad30f7 (diff)

crypto: fix coverity warnings

Change-Id: Id9dfd912517c44cf812953bd05ac04c9e172a2b7 Signed-off-by: Filip Tehlar <ftehlar@cisco.com>

Diffstat (limited to 'src/vnet/lisp-gpe')

0 files changed, 0 insertions, 0 deletions

from scapy.layers.l2 import Dot1Q from abc import abstractmethod, ABCMeta from vpp_pg_interface import VppPGInterface from vpp_papi_provider import L2_VTR_OP from vpp_interface import VppInterface class VppSubInterface(VppPGInterface): __metaclass__ = ABCMeta @property def parent(self): """Parent interface for this sub-interface""" return self._parent @property def sub_id(self): """Sub-interface ID""" return self._sub_id @property def tag1(self): return self._tag1 @property def tag2(self): return self._tag2 @property def vtr(self): return self._vtr def __init__(self, test, parent, sub_id): VppInterface.__init__(self, test) self._parent = parent self._parent.add_sub_if(self) self._sub_id = sub_id self.DOT1AD_TYPE = 0x88A8 self.DOT1Q_TYPE = 0x8100 def set_sw_if_index(self, sw_if_index): super(VppSubInterface, self).set_sw_if_index(sw_if_index) self.set_vtr(L2_VTR_OP.L2_DISABLED) @abstractmethod def create_arp_req(self): pass @abstractmethod def create_ndp_req(self): pass def resolve_arp(self): super(VppSubInterface, self).resolve_arp(self.parent) def resolve_ndp(self): super(VppSubInterface, self).resolve_ndp(self.parent) @abstractmethod def add_dot1_layer(self, pkt): pass def remove_vpp_config(self): self.test.vapi.delete_subif(self.sw_if_index) def _add_tag(self, packet, vlan, tag_type): payload = packet.payload inner_type = packet.type packet.remove_payload() packet.add_payload(Dot1Q(vlan=vlan) / payload) packet.payload.type = inner_type packet.payload.vlan = vlan packet.type = tag_type return packet def _remove_tag(self, packet, vlan=None, tag_type=None): if tag_type: self.test.instance().assertEqual(packet.type, tag_type) payload = packet.payload if vlan: self.test.instance().assertEqual(payload.vlan, vlan) inner_type = payload.type payload = payload.payload packet.remove_payload() packet.add_payload(payload) packet.type = inner_type return packet def add_dot1q_layer(self, packet, vlan): return self._add_tag(packet, vlan, self.DOT1Q_TYPE) def add_dot1ad_layer(self, packet, outer, inner): p = self._add_tag(packet, inner, self.DOT1Q_TYPE) return self._add_tag(p, outer, self.DOT1AD_TYPE) def remove_dot1q_layer(self, packet, vlan=None): return self._remove_tag(packet, vlan, self.DOT1Q_TYPE) def remove_dot1ad_layer(self, packet, outer=None, inner=None): p = self._remove_tag(packet, outer, self.DOT1AD_TYPE) return self._remove_tag(p, inner, self.DOT1Q_TYPE) def set_vtr(self, vtr, push1q=0, tag=None, inner=None, outer=None): self._tag1 = 0 self._tag2 = 0 self._push1q = 0 if (vtr == L2_VTR_OP.L2_PUSH_1 or vtr == L2_VTR_OP.L2_TRANSLATE_1_1 or vtr == L2_VTR_OP.L2_TRANSLATE_2_1): self._tag1 = tag self._push1q = push1q if (vtr == L2_VTR_OP.L2_PUSH_2 or vtr == L2_VTR_OP.L2_TRANSLATE_1_2 or vtr == L2_VTR_OP.L2_TRANSLATE_2_2): self._tag1 = outer self._tag2 = inner self._push1q = push1q self.test.vapi.sw_interface_set_l2_tag_rewrite( self.sw_if_index, vtr, push=self._push1q, tag1=self._tag1, tag2=self._tag2) self._vtr = vtr class VppDot1QSubint(VppSubInterface): @property def vlan(self): """VLAN tag""" return self._vlan def __init__(self, test, parent, sub_id, vlan=None): super(VppDot1QSubint, self).__init__(test, parent, sub_id) if vlan is None: vlan = sub_id self._vlan = vlan r = test.vapi.create_vlan_subif(parent.sw_if_index, vlan) self.set_sw_if_index(r.sw_if_index) def create_arp_req(self): packet = VppPGInterface.create_arp_req(self) return self.add_dot1_layer(packet) def create_ndp_req(self): packet = VppPGInterface.create_ndp_req(self) return self.add_dot1_layer(packet) # called before sending packet def add_dot1_layer(self, packet): return self.add_dot1q_layer(packet, self.vlan) # called on received packet to "reverse" the add call def remove_dot1_layer(self, packet): return self.remove_dot1q_layer(packet, self.vlan) class VppDot1ADSubint(VppSubInterface): @property def outer_vlan(self): """Outer VLAN tag""" return self._outer_vlan @property def inner_vlan(self): """Inner VLAN tag""" return self._inner_vlan def __init__(self, test, parent, sub_id, outer_vlan, inner_vlan): super(VppDot1ADSubint, self).__init__(test, parent, sub_id) r = test.vapi.create_subif(parent.sw_if_index, sub_id, outer_vlan, inner_vlan, dot1ad=1, two_tags=1, exact_match=1) self.set_sw_if_index(r.sw_if_index) self._outer_vlan = outer_vlan self._inner_vlan = inner_vlan def create_arp_req(self): packet = VppPGInterface.create_arp_req(self) return self.add_dot1_layer(packet) def create_ndp_req(self): packet = VppPGInterface.create_ndp_req(self) return self.add_dot1_layer(packet) def add_dot1_layer(self, packet): return self.add_dot1ad_layer(packet, self.outer_vlan, self.inner_vlan) def remove_dot1_layer(self, packet): return self.remove_dot1ad_layer(packet, self.outer_vlan, self.inner_vlan) class VppP2PSubint(VppSubInterface): def __init__(self, test, parent, sub_id, remote_mac): super(VppP2PSubint, self).__init__(test, parent, sub_id) r = test.vapi.create_p2pethernet_subif(parent.sw_if_index, remote_mac, sub_id) self.set_sw_if_index(r.sw_if_index) self.parent_sw_if_index = parent.sw_if_index self.p2p_remote_mac = remote_mac def add_dot1_layer(self, packet): return packet def remove_dot1_layer(self, packet): return packet def create_arp_req(self): packet = VppPGInterface.create_arp_req(self) return packet def create_ndp_req(self): packet = VppPGInterface.create_ndp_req(self) return packet


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