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// Copyright 2021 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package arp
import (
"gvisor.dev/gvisor/pkg/tcpip"
"gvisor.dev/gvisor/pkg/tcpip/stack"
)
var _ stack.NetworkEndpointStats = (*Stats)(nil)
// Stats holds statistics related to ARP.
//
// +stateify savable
type Stats struct {
// ARP holds ARP statistics.
ARP tcpip.ARPStats
}
// IsNetworkEndpointStats implements stack.NetworkEndpointStats.
func (*Stats) IsNetworkEndpointStats() {}
// +stateify savable
type sharedStats struct {
localStats Stats
arp multiCounterARPStats
}
// LINT.IfChange(multiCounterARPStats)
// +stateify savable
type multiCounterARPStats struct {
packetsReceived tcpip.MultiCounterStat
disabledPacketsReceived tcpip.MultiCounterStat
malformedPacketsReceived tcpip.MultiCounterStat
requestsReceived tcpip.MultiCounterStat
requestsReceivedUnknownTargetAddress tcpip.MultiCounterStat
outgoingRequestInterfaceHasNoLocalAddressErrors tcpip.MultiCounterStat
outgoingRequestBadLocalAddressErrors tcpip.MultiCounterStat
outgoingRequestsDropped tcpip.MultiCounterStat
outgoingRequestsSent tcpip.MultiCounterStat
repliesReceived tcpip.MultiCounterStat
outgoingRepliesDropped tcpip.MultiCounterStat
outgoingRepliesSent tcpip.MultiCounterStat
}
func (m *multiCounterARPStats) init(a, b *tcpip.ARPStats) {
m.packetsReceived.Init(a.PacketsReceived, b.PacketsReceived)
m.disabledPacketsReceived.Init(a.DisabledPacketsReceived, b.DisabledPacketsReceived)
m.malformedPacketsReceived.Init(a.MalformedPacketsReceived, b.MalformedPacketsReceived)
m.requestsReceived.Init(a.RequestsReceived, b.RequestsReceived)
m.requestsReceivedUnknownTargetAddress.Init(a.RequestsReceivedUnknownTargetAddress, b.RequestsReceivedUnknownTargetAddress)
m.outgoingRequestInterfaceHasNoLocalAddressErrors.Init(a.OutgoingRequestInterfaceHasNoLocalAddressErrors, b.OutgoingRequestInterfaceHasNoLocalAddressErrors)
m.outgoingRequestBadLocalAddressErrors.Init(a.OutgoingRequestBadLocalAddressErrors, b.OutgoingRequestBadLocalAddressErrors)
m.outgoingRequestsDropped.Init(a.OutgoingRequestsDropped, b.OutgoingRequestsDropped)
m.outgoingRequestsSent.Init(a.OutgoingRequestsSent, b.OutgoingRequestsSent)
m.repliesReceived.Init(a.RepliesReceived, b.RepliesReceived)
m.outgoingRepliesDropped.Init(a.OutgoingRepliesDropped, b.OutgoingRepliesDropped)
m.outgoingRepliesSent.Init(a.OutgoingRepliesSent, b.OutgoingRepliesSent)
}
// LINT.ThenChange(../../tcpip.go:ARPStats)
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