Abstractions.WindowsApi.pInvokes.StartProcessWithToken C# (CSharp) 메소드

        public static System.Diagnostics.Process StartProcessWithToken(IntPtr token, string cmdLine)
        {
            IntPtr environmentBlock = IntPtr.Zero;

            try
            {
                // Default nil security attribute
                SafeNativeMethods.SECURITY_ATTRIBUTES defSec = new SafeNativeMethods.SECURITY_ATTRIBUTES();
                defSec.nLength = Marshal.SizeOf(defSec);
                defSec.lpSecurityDescriptor = IntPtr.Zero;
                defSec.bInheritHandle = 0;

                // Create an environment block
                if (!SafeNativeMethods.CreateEnvironmentBlock(ref environmentBlock, token, false))
                {
                    LibraryLogging.Error("StartProcessWithToken(IntPtr, {1}) CreateEnvironmentBlock Error:{0}", LastError(), cmdLine);
                }

                // Now we can finally get into the business at hand and setup our process info
                SafeNativeMethods.STARTUPINFO startInfo = new SafeNativeMethods.STARTUPINFO();
                startInfo.cb = Marshal.SizeOf(startInfo);
                startInfo.wShowWindow = 0;
                startInfo.lpDesktop = "Winsta0\\Default";   // TBD: Support other desktops?

                SafeNativeMethods.PROCESS_INFORMATION procInfo = new SafeNativeMethods.PROCESS_INFORMATION();
                if (!SafeNativeMethods.CreateProcessAsUser(token, null, cmdLine, ref defSec, ref defSec, false, SafeNativeMethods.CREATE_UNICODE_ENVIRONMENT, environmentBlock, null, ref startInfo, out procInfo))
                {
                    LibraryLogging.Error("StartProcessWithToken(IntPtr, {1}) CreateProcessAsUser Error:{0}", LastError(), cmdLine);
                }

                // We made it, process is running! Closing our handles to it ensures it doesn't orphan,
                //  then we just use its pid to return a process object
                SafeNativeMethods.CloseHandle(procInfo.hProcess);
                SafeNativeMethods.CloseHandle(procInfo.hThread);

                return System.Diagnostics.Process.GetProcessById((int)procInfo.dwProcessId);
            }
            finally
            {
                SafeNativeMethods.CloseHandle(environmentBlock);
            }
        }