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/*
* Copyright (c) 2022 VMware, Inc.
*
* 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.
*/
#ifndef OVS_METER_H
#define OVS_METER_H
#include "precomp.h"
#include "Switch.h"
#include "User.h"
#include "Datapath.h"
#include "Event.h"
#include "NetProto.h"
#include "Netlink/Netlink.h"
#include "Flow.h"
#define OVS_MAX_BANDS 1
#define OVS_MAX_METERS 32
#define METER_HASH_BUCKET_MAX 1024
typedef struct _DpMeterBand {
UINT32 type;
UINT32 rate;
UINT32 burst_size;
UINT64 bucket;
struct ovs_flow_stats stats;
} DpMeterBand;
typedef struct _DpMeter {
LIST_ENTRY link;
UINT32 id;
UINT16 kbps:1;
UINT16 keepStatus:1;
UINT16 nBands;
UINT32 maxDelta;
UINT64 used;
struct ovs_flow_stats stats;
DpMeterBand bands[OVS_MAX_BANDS];
} DpMeter;
NTSTATUS OvsInitMeter(POVS_SWITCH_CONTEXT context);
NDIS_STATUS OvsNewMeterCmdHandler(POVS_USER_PARAMS_CONTEXT usrParamsCtx,
UINT32 *replyLen);
NDIS_STATUS OvsMeterFeatureProbe(POVS_USER_PARAMS_CONTEXT usrParamsCtx,
UINT32 *replyLen);
NDIS_STATUS OvsMeterDestroy(POVS_USER_PARAMS_CONTEXT usrParamsCtx,
UINT32 *replyLen);
DpMeter* OvsMeterLookup(UINT32 meterId);
BOOLEAN
OvsMeterExecute(OvsForwardingContext *fwdCtx, UINT32 meterId);
BOOLEAN
buildOvsMeterReplyMsg(NL_BUFFER *nlBuf, DpMeter *dpMeter);
#endif //OVS_METER_H
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