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/* SPDX-License-Identifier: MIT
*
* Copyright (C) 2019-2022 WireGuard LLC. All Rights Reserved.
*/
using System;
using System.Runtime.InteropServices;
namespace Tunnel
{
static class Win32
{
[Flags]
public enum ScmAccessRights
{
Connect = 0x0001,
CreateService = 0x0002,
EnumerateService = 0x0004,
Lock = 0x0008,
QueryLockStatus = 0x0010,
ModifyBootConfig = 0x0020,
StandardRightsRequired = 0xF0000,
AllAccess = (StandardRightsRequired | Connect | CreateService | EnumerateService | Lock | QueryLockStatus | ModifyBootConfig)
}
[Flags]
public enum ServiceAccessRights
{
QueryConfig = 0x1,
ChangeConfig = 0x2,
QueryStatus = 0x4,
EnumerateDependants = 0x8,
Start = 0x10,
Stop = 0x20,
PauseContinue = 0x40,
Interrogate = 0x80,
UserDefinedControl = 0x100,
Delete = 0x00010000,
StandardRightsRequired = 0xF0000,
AllAccess = (StandardRightsRequired | QueryConfig | ChangeConfig | QueryStatus | EnumerateDependants | Start | Stop | PauseContinue | Interrogate | UserDefinedControl)
}
[Flags]
public enum ServiceStartType
{
Boot = 0x00000000,
System = 0x00000001,
Auto = 0x00000002,
Demand = 0x00000003,
Disabled = 0x00000004
}
[Flags]
public enum ServiceControl
{
Stop = 0x00000001,
Pause = 0x00000002,
Continue = 0x00000003,
Interrogate = 0x00000004,
Shutdown = 0x00000005,
ParamChange = 0x00000006,
NetBindAdd = 0x00000007,
NetBindRemove = 0x00000008,
NetBindEnable = 0x00000009,
NetBindDisable = 0x0000000A
}
[Flags]
public enum ServiceError
{
Ignore = 0x00000000,
Normal = 0x00000001,
Severe = 0x00000002,
Critical = 0x00000003
}
[Flags]
public enum ServiceSidType
{
None = 0x00000000,
Unrestricted = 0x00000001,
Restricted = 0x00000003
}
[Flags]
public enum ServiceType
{
KernelDriver = 0x00000001,
FileSystemDriver = 0x00000002,
Win32OwnProcess = 0x00000010,
Win32ShareProcess = 0x00000020,
InteractiveProcess = 0x00000100
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode, Size = 8192), ComVisible(false)]
public struct ServiceSidInfo
{
public ServiceSidType serviceSidType;
};
public enum ServiceState
{
Unknown = -1,
NotFound = 0,
Stopped = 1,
StartPending = 2,
StopPending = 3,
Running = 4,
ContinuePending = 5,
PausePending = 6,
Paused = 7
}
[StructLayout(LayoutKind.Sequential)]
public class ServiceStatus
{
public int dwServiceType = 0;
public ServiceState dwCurrentState = 0;
public int dwControlsAccepted = 0;
public int dwWin32ExitCode = 0;
public int dwServiceSpecificExitCode = 0;
public int dwCheckPoint = 0;
public int dwWaitHint = 0;
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode, Size = 8192), ComVisible(false)]
public struct ServiceDescription
{
public String lpDescription;
};
public enum ServiceConfigType
{
Description = 1,
SidInfo = 5
}
[StructLayout(LayoutKind.Sequential)]
public unsafe struct IN_ADDR
{
public fixed byte bytes[4];
}
[StructLayout(LayoutKind.Sequential)]
public unsafe struct IN6_ADDR
{
public fixed byte bytes[16];
}
[StructLayout(LayoutKind.Sequential)]
public struct SOCKADDR_IN
{
public ushort sin_family;
public ushort sin_port;
public IN_ADDR sin_addr;
}
[StructLayout(LayoutKind.Sequential)]
public struct SOCKADDR_IN6
{
public ushort sin6_family;
public ushort sin6_port;
public uint sin6_flowinfo;
public IN6_ADDR sin6_addr;
public uint sin6_scope_id;
}
[StructLayout(LayoutKind.Explicit)]
public struct SOCKADDR_INET
{
[FieldOffset(0)]
[MarshalAs(UnmanagedType.Struct)]
public SOCKADDR_IN Ipv4;
[FieldOffset(0)]
[MarshalAs(UnmanagedType.Struct)]
public SOCKADDR_IN6 Ipv6;
[FieldOffset(0)]
public ADDRESS_FAMILY si_family;
}
public enum ADDRESS_FAMILY : UInt16
{
AF_UNSPEC = 0,
AF_INET = 2,
AF_INET6 = 23
}
[DllImport("advapi32.dll", EntryPoint = "OpenSCManagerW", ExactSpelling = true, CharSet = CharSet.Unicode, SetLastError = true)]
public static extern IntPtr OpenSCManager(string machineName, string databaseName, ScmAccessRights dwDesiredAccess);
[DllImport("advapi32.dll", SetLastError = true, CharSet = CharSet.Auto)]
public static extern IntPtr OpenService(IntPtr hSCManager, string lpServiceName, ServiceAccessRights dwDesiredAccess);
[DllImport("advapi32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool CloseServiceHandle(IntPtr hSCObject);
[DllImport("advapi32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool StartService(IntPtr hService, int dwNumServiceArgs, string[] lpServiceArgVectors);
[DllImport("advapi32.dll", SetLastError = true, CharSet = CharSet.Auto)]
public static extern IntPtr CreateService(IntPtr hSCManager, string lpServiceName, string lpDisplayName, ServiceAccessRights dwDesiredAccess, ServiceType dwServiceType, ServiceStartType dwStartType, ServiceError dwErrorControl, string lpBinaryPathName, string lpLoadOrderGroup, IntPtr lpdwTagId, string lpDependencies, string lp, string lpPassword);
[DllImport("advapi32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool DeleteService(IntPtr hService);
[DllImport("advapi32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool ControlService(IntPtr hService, ServiceControl dwControl, ServiceStatus lpServiceStatus);
[DllImport("advapi32.dll", SetLastError = true)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool QueryServiceStatus(IntPtr hService, ServiceStatus lpServiceStatus);
[DllImport("advapi32.dll", EntryPoint = "ChangeServiceConfig2", CharSet = CharSet.Unicode, SetLastError = true, CallingConvention = CallingConvention.StdCall)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool ChangeServiceConfig2(IntPtr hService, ServiceConfigType dwInfoLevel, ref ServiceSidType lpInfo);
[DllImport("advapi32.dll", EntryPoint = "ChangeServiceConfig2", CharSet = CharSet.Unicode, SetLastError = true, CallingConvention = CallingConvention.StdCall)]
[return: MarshalAs(UnmanagedType.Bool)]
public static extern bool ChangeServiceConfig2(IntPtr hService, ServiceConfigType dwInfoLevel, ref ServiceDescription lpInfo);
}
}
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