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_Process.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_Process.cpp')
| -rw-r--r-- | network/trans/WFPSampler/lib/HelperFunctions_Process.cpp | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/network/trans/WFPSampler/lib/HelperFunctions_Process.cpp b/network/trans/WFPSampler/lib/HelperFunctions_Process.cpp new file mode 100644 index 00000000..6124ab40 --- /dev/null +++ b/network/trans/WFPSampler/lib/HelperFunctions_Process.cpp @@ -0,0 +1,196 @@ +//////////////////////////////////////////////////////////////////////////////////////////////////// +// +// Copyright (c) 2012 Microsoft Corporation. All Rights Reserved. +// +// Module Name: +// HelperFunctions_Process.cpp +// +// Abstract: +// This module contains functions which assist actions pertaining to processes. +// +// Naming Convention: +// +// <Scope><Module><Object><Action><Modifier> +// +// i.e. +// +// <Scope> +// { +// - Function is likely visible to other modules +// Prv - Function is private to this module. +// } +// <Module> +// { +// Hlpr - Function is from HelperFunctions_* Modules. +// } +// <Object> +// { +// Process - Function pertains to processes. +// } +// <Action> +// { +// Get - Function retrieves data. +// } +// <Modifier> +// { +// State - Funstion acts on the object's state. +// String - Function acts on a null terminated wide character string. +// } +// +// Private Functions: +// +// Public Functions: +// HlprProcessGetID(), +// +// Author: +// Dusty Harper (DHarper) +// +// Revision History: +// +// [ Month ][Day] [Year] - [Revision]-[ Comments ] +// May 01, 2010 - 1.0 - Creation +// +//////////////////////////////////////////////////////////////////////////////////////////////////// + +#include "HelperFunctions_Include.h" /// . + +/** + @helper_function="PrvHlprServiceQueryState" + + Purpose: Return the state of the service. <br> + <br> + Notes: <br> + <br> + +*/ + +/** + @helper_function="HlprServiceStop" + + Purpose: Issue a stop control to the specified service. <br> + <br> + Notes: <br> + <br> + MSDN_Ref: HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS682489.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS684834.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS684836.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS684320.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS684218.aspx <br> + HTTP://MSDN.Microsoft.com/En-US/Library/Windows/Desktop/MS684221.aspx <br> +*/ +_Success_(return == NO_ERROR) +UINT32 HlprProcessGetID(_In_ PCWSTR pProcessName, + _Inout_ UINT32* pPID) +{ + ASSERT(pProcessName); + ASSERT(pPID); + + UINT32 status = NO_ERROR; + HANDLE processSnapshotHandle = 0; + PROCESSENTRY32 processEntry = {0}; + + processEntry.dwSize = sizeof(PROCESSENTRY32); + + processSnapshotHandle = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, + 0); + if(processSnapshotHandle == INVALID_HANDLE_VALUE) + { + status = GetLastError(); + + HlprLogError(L"HlprProcessGetID : CreateToolhelp32Snapshot() [status: %#x]", + status); + + HLPR_BAIL; + } + + if(!Process32First(processSnapshotHandle, + &processEntry)) + { + status = GetLastError(); + + HlprLogError(L"HlprProcessGetID : Process32First() [status: %#x]", + status); + + HLPR_BAIL; + } + + for(; + *pPID == 0; + ) + { + HANDLE processHandle = 0; + HANDLE moduleSnapshotHandle = 0; + MODULEENTRY32 moduleEntry = {0}; + + moduleEntry.dwSize = sizeof(MODULEENTRY32); + + processHandle = OpenProcess(PROCESS_QUERY_INFORMATION | + PROCESS_VM_READ, + FALSE, + processEntry.th32ProcessID); + if(processHandle == 0) + { + status = GetLastError(); + + /// Don't log errors for the Idle, CSRSS, & System processes + if(status != ERROR_ACCESS_DENIED && + status != ERROR_INVALID_PARAMETER) + HlprLogError(L"HlprProcessGetID : OpenProcess() [status: %#x]", + status); + + HLPR_BAIL_2; + } + + moduleSnapshotHandle = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, + processEntry.th32ProcessID); + if(moduleSnapshotHandle == INVALID_HANDLE_VALUE) + { + status = GetLastError(); + + HlprLogError(L"HlprProcessGetID : CreateToolhelp32Snapshot() [status: %#x]", + status); + + HLPR_BAIL_2; + } + + if(!Module32First(moduleSnapshotHandle, + &moduleEntry)) + { + status = GetLastError(); + + HlprLogError(L"HlprProcessGetID : Module32First() [status: %#x]", + status); + + HLPR_BAIL_2; + } + + for(; + *pPID == 0; + ) + { + if(HlprStringsAreEqual(pProcessName, + moduleEntry.szModule)) + *pPID = processEntry.th32ProcessID; + + if(!Module32Next(moduleSnapshotHandle, + &moduleEntry)) + break; + } + + HLPR_BAIL_LABEL_2: + + HLPR_CLOSE_HANDLE(processHandle); + + if(!Process32Next(processSnapshotHandle, + &processEntry)) + break; + } + + HLPR_BAIL_LABEL: + + HLPR_CLOSE_HANDLE(processSnapshotHandle); + + ASSERT(*pPID); + + return status; +} |
