C++ Démarre une application à partir d'un Service

Le service démarre avec l'usager System Local donc pour démarrer une application au nom de l'usager il faut démarrer celle-ci avec CreateProcessAsUser.  Il faut aller chercher le token de l'usager dans la session console active.

#include <windows.h>
#include <stdlib.h>
#include <stdio.h>
#include <tlhelp32.h>
#include <vector>
#include <string>
#include <ShellAPI.h>
#include <userenv.h>
#include <winnt.h>
#include <WtsApi32.h>
#include <process.h>

HANDLE currentToken = 0;
HANDLE primaryToken = 0;

int dwSessionId = 0;
HANDLE hUserToken = 0;
HANDLE hTokenDup = 0;

PWTS_SESSION_INFO pSessionInfo = 0;
DWORD dwCount = 0;

    //Get User Token
    WTSEnumerateSessions(WTS_CURRENT_SERVER_HANDLE, 0, 1, &pSessionInfo, &dwCount);
   
    int dataSize = sizeof(WTS_SESSION_INFO);

    for (DWORD i = 0; i < dwCount; ++i)
    {
        WTS_SESSION_INFO si = pSessionInfo[i];
        if (WTSActive == si.State)
        {
            dwSessionId = si.SessionId;
            break;
        }
    }

    WTSFreeMemory(pSessionInfo);

    BOOL bRet = WTSQueryUserToken(dwSessionId, &currentToken);
    int errorcode = GetLastError();
    if(bRet == false)
    {
        bLoggedUser = false;
    }
    else
    {
        bLoggedUser = true;
    }
   
    bRet = DuplicateTokenEx(currentToken, TOKEN_ASSIGN_PRIMARY | TOKEN_ALL_ACCESS, 0, SecurityImpersonation, TokenPrimary, &primaryToken);
    errorcode = GetLastError();

    if (bRet == false)
    {
         //return 0;
    }
    if (primaryToken == 0)
    {
       
    }
   
   
    STARTUPINFO StartupInfo = {0};
    PROCESS_INFORMATION processInfo;
    StartupInfo.cb = sizeof(STARTUPINFO);

    STARTUPINFO si = { sizeof(STARTUPINFO) };
    si.cb = sizeof(si);
    si.dwFlags = STARTF_USESHOWWINDOW;
    si.wShowWindow = SW_HIDE;
    PROCESS_INFORMATION pi;

LPVOID pEnvironment = NULL;

bRet = CreateEnvironmentBlock(&pEnvironment, primaryToken, TRUE);
    if (!bRet) {
        //hr = GetLastError();
        //return hr;
    }

.....
CreateProcessAsUser(primaryToken,L"c:\\application.exe",NULL, NULL, NULL, FALSE, CREATE_UNICODE_ENVIRONMENT , pEnvironment, NULL,  &si, &pi);   


 DestroyEnvironmentBlock(pEnvironment);
 CloseHandle(primaryToken);
 CloseHandle(currentToken);
 CloseHandle( pi.hThread );  
 CloseHandle( pi.hProcess );