public static extern bool CreateProcess(
string lpApplicationName, // LPCTSTR
[In] StringBuilder lpCommandLine, // LPTSTR - note: CreateProcess might insert a null somewhere in this string
SecurityAttributes lpProcessAttributes, // LPSECURITY_ATTRIBUTES
SecurityAttributes lpThreadAttributes, // LPSECURITY_ATTRIBUTES
bool bInheritHandles, // BOOL
int dwCreationFlags, // DWORD
IntPtr lpEnvironment, // LPVOID
string lpCurrentDirectory, // LPCTSTR
CreateProcessStartupInfo lpStartupInfo, // LPSTARTUPINFO
CreateProcessProcessInformation lpProcessInformation // LPPROCESS_INFORMATION
);
public static extern bool CreateProcess(
string lpApplicationName, // LPCTSTR
[In] StringBuilder lpCommandLine, // LPTSTR - note: CreateProcess might insert a null somewhere in this string
SecurityAttributes lpProcessAttributes, // LPSECURITY_ATTRIBUTES
SecurityAttributes lpThreadAttributes, // LPSECURITY_ATTRIBUTES
bool bInheritHandles, // BOOL
int dwCreationFlags, // DWORD
IntPtr lpEnvironment, // LPVOID
string lpCurrentDirectory, // LPCTSTR
CreateProcessStartupInfo lpStartupInfo, // LPSTARTUPINFO
CreateProcessProcessInformation lpProcessInformation // LPPROCESS_INFORMATION
);
public void StartAsUser(IntPtr userToken)
{
if (StartInfo.UseShellExecute)
{
throw new InvalidOperationException("can't call this with shell execute");
}
IntPtr primayUserToken = userToken;
var startupInfo = new CreateProcessStartupInfo();
var processInformation = new CreateProcessProcessInformation();
IntPtr stdoutReadHandle = IntPtr.Zero;
IntPtr stdoutWriteHandle = IntPtr.Zero;
string commandLine = GetCommandLine();
try{
IntPtr stdinHandle = GetStdHandle(StdInputHandle);
MyCreatePipe(out stdoutReadHandle, out stdoutWriteHandle, false);
IntPtr stderrHandle = GetStdHandle(StdErrorHandle);
startupInfo.dwFlags = StartfUsestdhandles;
startupInfo.hStdInput = stdinHandle;
startupInfo.hStdOutput = stdoutWriteHandle;
startupInfo.hStdError = stderrHandle;
const int creationFlags = 0;
IntPtr environment = IntPtr.Zero;
string workingDirectory = GetWorkingDirectory();
if (!CreateProcessAsUserW(primayUserToken, null, commandLine, null, null, true, creationFlags, environment, workingDirectory, startupInfo, processInformation))
{
throw new Win32Exception();
}
Trace.TraceInformation("-----Process Created-------");
Trace.TraceInformation("cmd=" + commandLine);
Trace.TraceInformation("hprocess=" + processInformation.hProcess);
var processById = GetProcessById(processInformation.dwProcessId);
processById.WaitForExit();
Trace.TraceInformation("Process finished");
}
catch (Exception e) {
Trace.TraceError(e.ToString());
}
finally{
if (processInformation.hThread != _invalidHandleValue)
{
CloseHandle(new HandleRef(this, processInformation.hThread));
}
CloseHandle(new HandleRef(this, stdoutWriteHandle));
}
if (processInformation.hProcess == IntPtr.Zero)
{
throw new Exception("failed to create process");
}
Encoding encoding = Encoding.GetEncoding(GetConsoleOutputCP());
var fileStream = new FileStream(new SafeFileHandle(stdoutReadHandle, true), FileAccess.Read, 4096, true);
var standardOutput = new StreamReader(fileStream, encoding);
Trace.TraceInformation("----------------------------------stdOutput----------------------------------");
Trace.TraceInformation(standardOutput.ReadToEnd());
}
public static extern bool CreateProcessAsUserW(IntPtr token,
[MarshalAs(UnmanagedType.LPTStr)] string lpApplicationName,
[MarshalAs(UnmanagedType.LPTStr)] string lpCommandLine, SecurityAttributes lpProcessAttributes,
SecurityAttributes lpThreadAttributes, bool bInheritHandles, int dwCreationFlags, IntPtr lpEnvironment,
[MarshalAs(UnmanagedType.LPTStr)] string lpCurrentDirectory, CreateProcessStartupInfo lpStartupInfo,
CreateProcessProcessInformation lpProcessInformation);
public void StartAsUser(IntPtr userToken)
{
if (StartInfo.UseShellExecute){
throw new InvalidOperationException("can't call this with shell execute");
}
IntPtr primayUserToken = userToken;
var startupInfo = new CreateProcessStartupInfo();
var processInformation = new CreateProcessProcessInformation();
IntPtr stdoutReadHandle = IntPtr.Zero;
IntPtr stdoutWriteHandle = IntPtr.Zero;
string commandLine = GetCommandLine();
try{
IntPtr stdinHandle = GetStdHandle(StdInputHandle);
MyCreatePipe(out stdoutReadHandle, out stdoutWriteHandle, false);
IntPtr stderrHandle = GetStdHandle(StdErrorHandle);
startupInfo.dwFlags = StartfUsestdhandles;
startupInfo.hStdInput = stdinHandle;
startupInfo.hStdOutput = stdoutWriteHandle;
startupInfo.hStdError = stderrHandle;
const int creationFlags = 0;
IntPtr environment = IntPtr.Zero;
string workingDirectory = GetWorkingDirectory();
if (!CreateProcessAsUserW(primayUserToken,null,commandLine,null,null,true,creationFlags,environment,workingDirectory,startupInfo,processInformation)){
throw new Win32Exception();
}
Trace.TraceInformation("-----Process Created-------");
Trace.TraceInformation("cmd=" + commandLine);
Trace.TraceInformation("hprocess=" + processInformation.hProcess);
var processById = GetProcessById(processInformation.dwProcessId);
processById.WaitForExit();
Trace.TraceInformation("Process finished");
}
catch (Exception e){
Trace.TraceError(e.ToString());
}
finally{
if (processInformation.hThread != _invalidHandleValue){
CloseHandle(new HandleRef(this, processInformation.hThread));
}
CloseHandle(new HandleRef(this, stdoutWriteHandle));
}
if (processInformation.hProcess == IntPtr.Zero){
throw new Exception("failed to create process");
}
Encoding encoding = Encoding.GetEncoding(GetConsoleOutputCP());
var fileStream = new FileStream(new SafeFileHandle(stdoutReadHandle,true), FileAccess.Read, 4096, true);
var standardOutput = new StreamReader(fileStream, encoding);
Trace.TraceInformation("----------------------------------stdOutput----------------------------------");
Trace.TraceInformation(standardOutput.ReadToEnd());
}
public static extern bool CreateProcessAsUserW(IntPtr token,
[MarshalAs(UnmanagedType.LPTStr)] string lpApplicationName,
[MarshalAs(UnmanagedType.LPTStr)] string lpCommandLine, SecurityAttributes lpProcessAttributes,
SecurityAttributes lpThreadAttributes, bool bInheritHandles, int dwCreationFlags, IntPtr lpEnvironment,
[MarshalAs(UnmanagedType.LPTStr)] string lpCurrentDirectory, CreateProcessStartupInfo lpStartupInfo,
CreateProcessProcessInformation lpProcessInformation);
