/// <summary>
///
/// </summary>
/// <returns></returns>
public static bool IsLogin()
{
var hUserToken = IntPtr.Zero;
var startInfo = new ProcessExtensions.STARTUPINFO();
var procInfo = new ProcessExtensions.PROCESS_INFORMATION();
var pEnv = IntPtr.Zero;
startInfo.cb = Marshal.SizeOf(typeof(ProcessExtensions.STARTUPINFO));
try
{
int errorCode = 0;
return(ProcessExtensions.GetSessionUserToken(ref hUserToken, ref errorCode));
}
finally
{
ProcessExtensions.CloseHandle(hUserToken);
if (pEnv != IntPtr.Zero)
{
ProcessExtensions.DestroyEnvironmentBlock(pEnv);
}
ProcessExtensions.CloseHandle(procInfo.hThread);
ProcessExtensions.CloseHandle(procInfo.hProcess);
}
}
/// <summary>
/// 以登入者的權限啟動程式
/// from https://github.com/murrayju/CreateProcessAsUser
/// </summary>
/// <param name="appPath"></param>
/// <param name="cmdLine"></param>
/// <param name="workDir"></param>
/// <param name="visible"></param>
/// <returns></returns>
public static bool StartProcessAsCurrentUser(string appPath, string cmdLine = null, string workDir = null, bool visible = true)
{
var hUserToken = IntPtr.Zero;
var startInfo = new ProcessExtensions.STARTUPINFO();
var procInfo = new ProcessExtensions.PROCESS_INFORMATION();
var pEnv = IntPtr.Zero;
int iResultOfCreateProcessAsUser;
startInfo.cb = Marshal.SizeOf(typeof(ProcessExtensions.STARTUPINFO));
try
{
int errorCode = 0;
if (!ProcessExtensions.GetSessionUserToken(ref hUserToken, ref errorCode))
{
LOG.Error("StartProcessAsCurrentUser: GetSessionUserToken failed. errorCode:[" + errorCode + "]");
}
uint dwCreationFlags = ProcessExtensions.CREATE_UNICODE_ENVIRONMENT | (uint)(visible ? ProcessExtensions.CREATE_NEW_CONSOLE : ProcessExtensions.CREATE_NO_WINDOW);
startInfo.wShowWindow = (short)(visible ? WinApi.SW.SW_SHOW : WinApi.SW.SW_HIDE);
startInfo.lpDesktop = "winsta0\\default";
if (!ProcessExtensions.CreateEnvironmentBlock(ref pEnv, hUserToken, false))
{
throw new Exception("StartProcessAsCurrentUser: CreateEnvironmentBlock failed.");
}
if (!ProcessExtensions.CreateProcessAsUser(hUserToken,
appPath, // Application Name
cmdLine, // Command Line
IntPtr.Zero,
IntPtr.Zero,
false,
dwCreationFlags,
pEnv,
workDir, // Working directory
ref startInfo,
out procInfo))
{
iResultOfCreateProcessAsUser = Marshal.GetLastWin32Error();
throw new Exception("StartProcessAsCurrentUser: CreateProcessAsUser failed. Error Code -" + iResultOfCreateProcessAsUser);
}
iResultOfCreateProcessAsUser = Marshal.GetLastWin32Error();
}
finally
{
ProcessExtensions.CloseHandle(hUserToken);
if (pEnv != IntPtr.Zero)
{
ProcessExtensions.DestroyEnvironmentBlock(pEnv);
}
ProcessExtensions.CloseHandle(procInfo.hThread);
ProcessExtensions.CloseHandle(procInfo.hProcess);
}
return(true);
}
