From 5d61a4a79a1e96dc5d9af1e5e712c84507307544 Mon Sep 17 00:00:00 2001
From: J M Rossy <jrossy@microsoft.com>
Date: Wed, 29 Jul 2015 15:40:09 -0700
Subject: 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

---
 .../WFPSampler/lib/HelperFunctions_Process.cpp     | 196 +++++++++++++++++++++
 1 file changed, 196 insertions(+)
 create mode 100644 network/trans/WFPSampler/lib/HelperFunctions_Process.cpp

(limited to 'network/trans/WFPSampler/lib/HelperFunctions_Process.cpp')

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;
+}
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