diff options
| author | J M Rossy <[email protected]> | 2015-07-29 15:40:09 -0700 |
|---|---|---|
| committer | J M Rossy <[email protected]> | 2015-07-29 16:34:40 -0700 |
| commit | 5d61a4a79a1e96dc5d9af1e5e712c84507307544 (patch) | |
| tree | 49ed270893578cd18758b74ffcca16dc7ab948d6 /network/trans/WFPSampler/lib/HelperFunctions_ThreadPools.cpp | |
| parent | 5d41613e26e147d2300c786bb2b34cb4b4067a25 (diff) | |
Samples update for public Windows 10 release
Fix #2 Enabling WPP Recorder in Sensors Samples causes errors
Fix #4 Add back fixed KMDOD sample
Add new BarcodeScanner sample in pos folder
Add new MagneticStripeReader sample in pos folder
Add new SynpaticsTouch sample in input folder
Add new Power Engine Plugin sample in pofx folder
Add new DeviceMft sample in avstream folder
Add new AvsCamera sample in root
Add new SimBatt sample in root
Add other pre-existing samples not yet released for Win10
Diffstat (limited to 'network/trans/WFPSampler/lib/HelperFunctions_ThreadPools.cpp')
| -rw-r--r-- | network/trans/WFPSampler/lib/HelperFunctions_ThreadPools.cpp | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/network/trans/WFPSampler/lib/HelperFunctions_ThreadPools.cpp b/network/trans/WFPSampler/lib/HelperFunctions_ThreadPools.cpp new file mode 100644 index 00000000..eb2e35a0 --- /dev/null +++ b/network/trans/WFPSampler/lib/HelperFunctions_ThreadPools.cpp @@ -0,0 +1,179 @@ +//////////////////////////////////////////////////////////////////////////////////////////////////// +// +// Copyright (c) 2012 Microsoft Corporation. All Rights Reserved. +// +// Module Name: +// HelperFunctions_ThreadPools.cpp +// +// Abstract: +// This module contains functions for assisting in operations pertaining to Thread Pools. +// +// Author: +// Dusty Harper (DHarper) +// +// Revision History: +// +// [ Month ][Day] [Year] - [Revision]-[ Comments ] +// May 01, 2010 - 1.0 - Creation +// +//////////////////////////////////////////////////////////////////////////////////////////////////// + +#include "HelperFunctions_Include.h" /// . + +/** + @helper_function="HlprThreadPoolDataPurge" + + Purpose: Cleanup a THREADPOOL_DATA object. <br> + <br> + Notes: <br> + <br> + MSDN_Ref: HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS682036.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS682033.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS682030.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS682576.aspx <br> +*/ +inline VOID HlprThreadPoolDataPurge(_Inout_ THREADPOOL_DATA* pThreadPoolData) +{ + ASSERT(pThreadPoolData); + + if(pThreadPoolData->pCleanupGroup) + { + CloseThreadpoolCleanupGroupMembers(pThreadPoolData->pCleanupGroup, + FALSE, + 0); + + CloseThreadpoolCleanupGroup(pThreadPoolData->pCleanupGroup); + } + + if(pThreadPoolData->pThreadPool) + CloseThreadpool(pThreadPoolData->pThreadPool); + + DestroyThreadpoolEnvironment(&(pThreadPoolData->callbackEnvironment)); + + ZeroMemory(pThreadPoolData, + sizeof(THREADPOOL_DATA)); + + return; +} + +/** + @helper_function="HlprThreadPoolDataDestroy" + + Purpose: Cleanup and free a THREADPOOL_DATA object. <br> + <br> + Notes: <br> + <br> + MSDN_Ref: <br> +*/ +_Success_(*ppThreadPoolData == 0) +inline VOID HlprThreadPoolDataDestroy(_Inout_ THREADPOOL_DATA** ppThreadPoolData) +{ + ASSERT(ppThreadPoolData); + + if(*ppThreadPoolData) + HlprThreadPoolDataPurge(*ppThreadPoolData); + + HLPR_DELETE(*ppThreadPoolData); + + return; +} + +/** + @helper_function="HlprThreadPoolDataPurge" + + Purpose: Cleanup a THREADPOOL_DATA object. <br> + <br> + Notes: The caller is responsible for freeing any allocated memory using + HlprThreadPoolDataPurge(). <br> + <br> + MSDN_Ref: HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS683486.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS682456.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS682462.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS686261.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS686255.aspx <br> + +*/ +_Success_(return == NO_ERROR) +UINT32 HlprThreadPoolDataPopulate(_Inout_ THREADPOOL_DATA* pThreadPoolData, + _In_ const PTP_CLEANUP_GROUP_CANCEL_CALLBACK pGroupCancelFn) +{ + ASSERT(pThreadPoolData); + + UINT32 status = NO_ERROR; + + InitializeThreadpoolEnvironment(&(pThreadPoolData->callbackEnvironment)); + + pThreadPoolData->pThreadPool = CreateThreadpool(0); + if(pThreadPoolData->pThreadPool == 0) + { + status = GetLastError(); + + HlprLogError(L"HlprThreadPoolDataPopulate : CreateThreadPool() [status: %#x]", + status); + + HLPR_BAIL; + } + + pThreadPoolData->pCleanupGroup = CreateThreadpoolCleanupGroup(); + if(pThreadPoolData->pCleanupGroup == 0) + { + status = GetLastError(); + + HlprLogError(L"HlprThreadPoolDataPopulate : CreateThreadPool() [status: %#x]", + status); + + HLPR_BAIL; + } + + SetThreadpoolCallbackPool(&(pThreadPoolData->callbackEnvironment), + pThreadPoolData->pThreadPool); + + SetThreadpoolCallbackCleanupGroup(&(pThreadPoolData->callbackEnvironment), + pThreadPoolData->pCleanupGroup, + pGroupCancelFn); + + HLPR_BAIL_LABEL: + + if(status != NO_ERROR) + HlprThreadPoolDataPurge(pThreadPoolData); + + return status; +} + +/** + @helper_function="HlprThreadPoolDataDestroy" + + Purpose: Allocate and populate a THREADPOOL_DATA object. <br> + <br> + Notes: The caller is responsible for freeing any allocated memory using + HlprThreadPoolDataDestroy(). <br> + <br> + MSDN_Ref: <br> +*/ +_At_(*ppThreadPoolData, _Pre_ _Null_) +_When_(return != NO_ERROR, _At_(*ppThreadPoolData, _Post_ _Null_)) +_When_(return == NO_ERROR, _At_(*ppThreadPoolData, _Post_ _Notnull_)) +_Success_(return == NO_ERROR) +UINT32 HlprThreadPoolDataCreate(_Outptr_ THREADPOOL_DATA** ppThreadPoolData, + _In_ const PTP_CLEANUP_GROUP_CANCEL_CALLBACK pGroupCancelFn) +{ + ASSERT(ppThreadPoolData); + + UINT32 status = NO_ERROR; + + HLPR_NEW(*ppThreadPoolData, + THREADPOOL_DATA); + HLPR_BAIL_ON_ALLOC_FAILURE(*ppThreadPoolData, + status); + + status = HlprThreadPoolDataPopulate(*ppThreadPoolData, + pGroupCancelFn); + + HLPR_BAIL_LABEL: + + if(status != NO_ERROR) + HlprThreadPoolDataDestroy(ppThreadPoolData); + + + return status; +} |
