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78 lines
2.2 KiB
C#
78 lines
2.2 KiB
C#
using MediaBrowser.Controller.Diagnostics;
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using System;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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namespace MediaBrowser.ServerApplication.Native
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{
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public class WindowsProcessManager : IProcessManager
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{
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public void SuspendProcess(Process process)
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{
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process.Suspend();
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}
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public void ResumeProcess(Process process)
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{
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process.Resume();
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}
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public bool SupportsSuspension
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{
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get { return true; }
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}
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}
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public static class ProcessExtension
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{
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[DllImport("kernel32.dll")]
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static extern IntPtr OpenThread(ThreadAccess dwDesiredAccess, bool bInheritHandle, uint dwThreadId);
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[DllImport("kernel32.dll")]
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static extern uint SuspendThread(IntPtr hThread);
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[DllImport("kernel32.dll")]
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static extern int ResumeThread(IntPtr hThread);
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public static void Suspend(this Process process)
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{
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foreach (ProcessThread thread in process.Threads)
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{
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var pOpenThread = OpenThread(ThreadAccess.SUSPEND_RESUME, false, (uint)thread.Id);
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if (pOpenThread == IntPtr.Zero)
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{
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break;
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}
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SuspendThread(pOpenThread);
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}
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}
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public static void Resume(this Process process)
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{
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foreach (ProcessThread thread in process.Threads)
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{
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var pOpenThread = OpenThread(ThreadAccess.SUSPEND_RESUME, false, (uint)thread.Id);
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if (pOpenThread == IntPtr.Zero)
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{
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break;
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}
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ResumeThread(pOpenThread);
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}
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}
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public static void Print(this Process process)
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{
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Console.WriteLine("{0,8} {1}", process.Id, process.ProcessName);
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}
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}
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[Flags]
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public enum ThreadAccess : int
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{
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TERMINATE = (0x0001),
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SUSPEND_RESUME = (0x0002),
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GET_CONTEXT = (0x0008),
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SET_CONTEXT = (0x0010),
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SET_INFORMATION = (0x0020),
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QUERY_INFORMATION = (0x0040),
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SET_THREAD_TOKEN = (0x0080),
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IMPERSONATE = (0x0100),
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DIRECT_IMPERSONATION = (0x0200)
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}
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}
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