gecko-dev/toolkit/components/telemetry/TelemetryComms.h

85 строки
1.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
*/
#ifndef Telemetry_Comms_h__
#define Telemetry_Comms_h__
#include "ipc/IPCMessageUtils.h"
namespace mozilla {
namespace Telemetry {
enum ID : uint32_t;
struct Accumulation
{
mozilla::Telemetry::ID mId;
uint32_t mSample;
};
struct KeyedAccumulation
{
mozilla::Telemetry::ID mId;
uint32_t mSample;
nsCString mKey;
};
} // namespace Telemetry
} // namespace mozilla
namespace IPC {
template<>
struct
ParamTraits<mozilla::Telemetry::Accumulation>
{
typedef mozilla::Telemetry::Accumulation paramType;
static void Write(Message* aMsg, const paramType& aParam)
{
aMsg->WriteUInt32(aParam.mId);
WriteParam(aMsg, aParam.mSample);
}
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
{
if (!aMsg->ReadUInt32(aIter, reinterpret_cast<uint32_t*>(&(aResult->mId))) ||
!ReadParam(aMsg, aIter, &(aResult->mSample))) {
return false;
}
return true;
}
};
template<>
struct
ParamTraits<mozilla::Telemetry::KeyedAccumulation>
{
typedef mozilla::Telemetry::KeyedAccumulation paramType;
static void Write(Message* aMsg, const paramType& aParam)
{
aMsg->WriteUInt32(aParam.mId);
WriteParam(aMsg, aParam.mSample);
WriteParam(aMsg, aParam.mKey);
}
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
{
if (!aMsg->ReadUInt32(aIter, reinterpret_cast<uint32_t*>(&(aResult->mId))) ||
!ReadParam(aMsg, aIter, &(aResult->mSample)) ||
!ReadParam(aMsg, aIter, &(aResult->mKey))) {
return false;
}
return true;
}
};
} // namespace IPC
#endif // Telemetry_Comms_h__