mDNSMacOSX/Metrics.h

   1 /*
   2  * Copyright (c) 2016-2019 Apple Inc. All rights reserved.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #ifndef __Metrics_h
  18 #define __Metrics_h
  19
  20 #include "mDNSEmbeddedAPI.h"
  21
  22 #ifdef  __cplusplus
  23 extern "C" {
  24 #endif
  25
  26 #if MDNSRESPONDER_SUPPORTS(APPLE, METRICS)
  27 mStatus MetricsInit(void);
  28 void    MetricsUpdateDNSQueryStats(const domainname *inQueryName, mDNSu16 inType, const ResourceRecord *inRR, mDNSu32 inSendCount, ExpiredAnswerMetric inExpiredAnswerState, DNSOverTCPMetric inDNSOverTCPState, mDNSu32 inLatencyMs, mDNSBool inForCell);
  29 void    MetricsUpdateDNSQuerySize(mDNSu32 inSize);
  30 void    MetricsUpdateDNSResponseSize(mDNSu32 inSize);
  31 void    LogMetricsToFD(int fd);
  32 #endif
  33
  34 #ifdef  __cplusplus
  35 }
  36 #endif
  37
  38 #endif // __Metrics_h