From c3954623835df54346b25479ec2e7bd0462e47e6 Mon Sep 17 00:00:00 2001
From: Adonais Romero Gonzalez <seromero@microsoft.com>
Date: Mon, 29 Jan 2024 14:23:14 -0800
Subject: Remove WinHEC 2017 samples

---
 .../Toaster Driver/Service/Metering.cpp            | 148 ---------------------
 1 file changed, 148 deletions(-)
 delete mode 100644 general/WinHEC 2017 Lab/Toaster Driver/Service/Metering.cpp

(limited to 'general/WinHEC 2017 Lab/Toaster Driver/Service/Metering.cpp')

diff --git a/general/WinHEC 2017 Lab/Toaster Driver/Service/Metering.cpp b/general/WinHEC 2017 Lab/Toaster Driver/Service/Metering.cpp
deleted file mode 100644
index 1766b37c..00000000
--- a/general/WinHEC 2017 Lab/Toaster Driver/Service/Metering.cpp	
+++ /dev/null
@@ -1,148 +0,0 @@
-//*********************************************************
-//
-// Copyright (c) Microsoft. All rights reserved.
-// This code is licensed under the MIT License (MIT).
-// THIS CODE IS PROVIDED *AS IS* WITHOUT WARRANTY OF
-// ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING ANY
-// IMPLIED WARRANTIES OF FITNESS FOR A PARTICULAR
-// PURPOSE, MERCHANTABILITY, OR NON-INFRINGEMENT.
-//
-//*********************************************************
-
-#include "stdafx.h"
-#include "Metering.h"
-#include <assert.h>  
-#include "RpcInterface_h.h" 
-
-using namespace RpcServer;
-
-//
-// Thread pool callback method for metering worker
-//
-void CALLBACK MeteringWorkerTpCallback(
-    _In_ PTP_CALLBACK_INSTANCE /*iTimerInstance*/,
-    _In_ PVOID pContext,
-    _In_ PTP_TIMER /*pTimer*/)
-{
-    Metering *metering = static_cast<Metering *>(pContext);
-
-    if (metering != nullptr)
-    {
-        // Run the metering worker for this instance of metering
-        metering->MeteringWorker();
-    }
-}
-
-//
-// ctor for Metering
-//
-Metering::Metering(
-    _In_ __int64 period)
-{
-    tpTimer = CreateThreadpoolTimer(::MeteringWorkerTpCallback, this, nullptr);
-    // TODO: Handle if CreateThreadpoolTimer fails i.e tpTimer == nullptr
-
-    samplePeriod = period;
-    event = CreateEvent(
-        nullptr,  // default security attributes
-        FALSE,    // auto-reset event object
-        FALSE,    // initial state is nonsignaled
-        nullptr); // unnamed object
-}
-
-//
-// dtor for Metering
-//
-Metering::~Metering()
-{
-    if (tpTimer != nullptr)
-    {
-        // How to close threadpool timer when there are outstanding callbacks:
-        // https://msdn.microsoft.com/en-us/library/windows/desktop/ms682040(v=vs.85).aspx
-        SetThreadpoolTimer(tpTimer, nullptr, 0, 0);
-        WaitForThreadpoolTimerCallbacks(tpTimer, true);
-        CloseThreadpoolTimer(tpTimer);
-        tpTimer = nullptr;
-    }
-    CloseHandle(event);
-}
-
-//
-// Set the lowest sample period
-//
-void Metering::SetSamplePeriod(_In_ __int64 period)
-{
-    if (period < 1)
-    {
-        // Don't allow 0 (too fast) or negative numbers.
-        period = 1;
-    }
-    if (period > 1000)
-    {
-        // Don't let the period be too long, or we will be
-        // slow to shut down.
-        period = 1000;
-    }
-    samplePeriod = period;
-}
-
-//
-// Get last known metering data
-//
-__int64 Metering::GetMeteringData() const
-{
-    return _data;
-}
-
-//
-// Metering worker that updates metering data
-//
-void Metering::MeteringWorker()
-{
-    // Get the value from the imaginary driver and update the data
-    _data = GetTickCount();
-    SetEvent(event);
-}
-
-//
-// Set the thread poot timer and wait for metering data.
-//
-void Metering::WaitForMeteringData() const
-{
-    ULARGE_INTEGER ulDueTime;
-    FILETIME FileDueTime;
-    ulDueTime.QuadPart = static_cast<ULONGLONG>(-(1 * 10 * 1000 * samplePeriod));
-    FileDueTime.dwHighDateTime = ulDueTime.HighPart;
-    FileDueTime.dwLowDateTime = ulDueTime.LowPart;
-
-    SetThreadpoolTimer(tpTimer,
-                       &FileDueTime,
-                       0,
-                       0);
-
-    WaitForSingleObject(event, INFINITE);
-}
-
-void Metering::StartMetering(
-    _In_ __int64 samplePeriod,
-    _In_ __int64 context)
-{
-    stopMeteringRequested = false;
-    SetSamplePeriod(samplePeriod);
-
-    while (true)
-    {
-        WaitForMeteringData();
-        if (stopMeteringRequested || ShutdownRequested)
-        {
-            break;
-        }
-        MeteringDataEvent(GetMeteringData(), context);
-    }
-}
-
-void Metering::StopMetering()
-{
-    stopMeteringRequested = true;
-}
-
-- 
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