my first shot

Advapi32.cs

@@ -2,16 +2,17 @@
 using System.Collections.Generic;
 using System.Text;
 using System.Runtime.InteropServices;
+using System.ComponentModel;
 
 namespace Advapi32
 {
-    class ServiceManager
+    class ServiceManager : IDisposable
     {
         private IntPtr Handle;
 
         public ServiceManager()
         {
-            Handle = Advapi32.OpenSCManager(null, null, (uint)Advapi32.SCM_ACCESS.SC_MANAGER_ALL_ACCESS);
+            Handle = Advapi32.OpenSCManager(null, null, (uint)SCM_ACCESS.SC_MANAGER_ALL_ACCESS);
             if (Handle == IntPtr.Zero)
             {
                 throw new Exception(String.Format("Error connecting to Service Control Manager. Error provided was: 0x{0:X}", Marshal.GetLastWin32Error()));
@@ -20,22 +21,24 @@ namespace Advapi32
 
         public Service Open(string serviceName)
         {
-            IntPtr svcHandle = Advapi32.OpenService(Handle, serviceName, (int)Advapi32.SERVICE_ACCESS.SERVICE_ALL_ACCESS);
+            IntPtr svcHandle = Advapi32.OpenService(Handle, serviceName, (int)SERVICE_ACCESS.SERVICE_ALL_ACCESS);
             if (svcHandle == IntPtr.Zero)
             {
                 throw new Exception(String.Format("Error opening service for modifying. Error returned was: 0x{0:X}", Marshal.GetLastWin32Error()));
             }
+            Console.WriteLine("Opened " + serviceName);
             return new Service(svcHandle);
         }
 
         public void Dispose()
         {
+            if (Handle != IntPtr.Zero)
                 Advapi32.CloseServiceHandle(Handle);
             Handle = IntPtr.Zero;
         }
     }
 
-    class Service
+    class Service : IDisposable
     {
         internal IntPtr Handle;
 
@@ -44,7 +47,50 @@ namespace Advapi32
             Handle = service;
         }
 
+        public void ChangeConfig(TimeSpan failureResetPeriod)
+        {
+            SERVICE_FAILURE_ACTIONS sfa = new SERVICE_FAILURE_ACTIONS();
+            sfa.dwResetPeriod = failureResetPeriod.Seconds;
+            sfa.lpRebootMsg = ""; // delete message
+            sfa.lpCommand = "";   // delete the command to run
+            sfa.cActions = 0;
             
+            SC_ACTION[] lpsaActions = new SC_ACTION[2];
+            lpsaActions[0] = new SC_ACTION(SC_ACTION_TYPE.SC_ACTION_RESTART, 1000);
+            lpsaActions[1] = new SC_ACTION(SC_ACTION_TYPE.SC_ACTION_RESTART, 2000);
+            lpsaActions[1] = new SC_ACTION(SC_ACTION_TYPE.SC_ACTION_RESTART, 5000);
+
+            sfa.lpsaActions = Marshal.AllocCoTaskMem(Marshal.SizeOf(typeof(SC_ACTION)) * 2);
+            try
+            {
+                for (int i = 0; i < lpsaActions.Length; i++)
+                {
+                    Marshal.StructureToPtr(lpsaActions[i], sfa.lpsaActions/* new IntPtr(sfa.lpsaActions.ToInt64() + i * Marshal.SizeOf(typeof(SC_ACTION)))*/, false);
+                }
+
+                Console.WriteLine("Changing config to 2: sizeof(x)"+Marshal.SizeOf(typeof(SC_ACTION)));
+                int x = Marshal.GetLastWin32Error();
+
+                sfa.lpsaActions = IntPtr.Zero;
+
+                if (!Advapi32.ChangeServiceConfig2(Handle, SERVICE_CONFIG_INFOLEVEL.SERVICE_CONFIG_FAILURE_ACTIONS, sfa))
+                    throw new Exception("Failed to change the failure actions", new Win32Exception());
+
+                throw new Exception("OK:" + x + "/" + Marshal.GetLastWin32Error(), new Win32Exception());
+
+            }
+            finally
+            {
+                Marshal.FreeCoTaskMem(sfa.lpsaActions);
+            }
+        }
+
+        public void Dispose()
+        {
+            if (Handle!=IntPtr.Zero)
+                Advapi32.CloseServiceHandle(Handle);
+            Handle = IntPtr.Zero;
+        }
     }
 
     /// <summary>
@@ -55,7 +101,11 @@ namespace Advapi32
     {
         [DllImport("advapi32.dll", SetLastError = true, CharSet = CharSet.Auto)]
         [return: MarshalAs(UnmanagedType.Bool)]
-        internal static extern bool ChangeServiceConfig2(IntPtr hService, int dwInfoLevel, IntPtr lpInfo);
+        internal static extern bool ChangeServiceConfig2(IntPtr hService, SERVICE_CONFIG_INFOLEVEL dwInfoLevel, IntPtr lpInfo);
+
+        [DllImport("advapi32.dll", SetLastError = true, CharSet = CharSet.Auto)]
+        [return: MarshalAs(UnmanagedType.Bool)]
+        internal static extern bool ChangeServiceConfig2(IntPtr hService, SERVICE_CONFIG_INFOLEVEL dwInfoLevel, SERVICE_FAILURE_ACTIONS sfa);
 
         [DllImport("advapi32.dll", SetLastError = true, CharSet = CharSet.Auto)]
         internal static extern IntPtr OpenSCManager(string machineName, string databaseName, uint dwAccess);
@@ -66,6 +116,8 @@ namespace Advapi32
         [DllImport("advapi32.dll", SetLastError = true)]
         [return: MarshalAs(UnmanagedType.Bool)]
         internal static extern bool CloseServiceHandle(IntPtr hSCObject);
+    }
+
 
     internal enum SCM_ACCESS : uint
     {
@@ -204,5 +256,60 @@ namespace Advapi32
 
         WINSTA_ALL_ACCESS = 0x0000037f
     }
+
+    // http://msdn.microsoft.com/en-us/library/windows/desktop/ms685126(v=vs.85).aspx
+    [StructLayout(LayoutKind.Sequential)]
+    public struct SC_ACTION
+    {
+        public SC_ACTION_TYPE Type;
+        /// <summary>
+        /// The time to wait before performing the specified action, in milliseconds.
+        /// </summary>
+        public uint Delay;
+
+        public SC_ACTION(SC_ACTION_TYPE type, uint delay)
+        {
+            this.Type = type;
+            this.Delay = delay;
+        }
+    }
+
+    internal enum SERVICE_CONFIG_INFOLEVEL
+    {
+        SERVICE_CONFIG_DESCRIPTION = 1,
+        SERVICE_CONFIG_FAILURE_ACTIONS = 2,
+        SERVICE_CONFIG_DELAYED_AUTO_START_INFO = 3,
+        SERVICE_CONFIG_FAILURE_ACTIONS_FLAG = 4,
+        SERVICE_CONFIG_SERVICE_SID_INFO = 5,
+        SERVICE_CONFIG_REQUIRED_PRIVILEGES_INFO = 6,
+        SERVICE_CONFIG_PRESHUTDOWN_INFO = 7,
+        SERVICE_CONFIG_TRIGGER_INFO = 8,
+        SERVICE_CONFIG_PREFERRED_NODE = 9
+    }
+
+    public enum SC_ACTION_TYPE
+    {
+        SC_ACTION_NONE = 0,
+        SC_ACTION_RESTART = 1,
+        SC_ACTION_REBOOT = 2,
+        SC_ACTION_RUN_COMMAND = 3
+    }
+
+    // http://msdn.microsoft.com/en-us/library/windows/desktop/ms685939(v=vs.85).aspx
+    [StructLayout(LayoutKind.Sequential)]
+    public struct SERVICE_FAILURE_ACTIONS
+    {
+        /// <summary>
+        /// The time after which to reset the failure count to zero if there are no failures, in seconds.
+        /// Specify INFINITE to indicate that this value should never be reset.
+        /// </summary>
+        public int dwResetPeriod;
+
+        [MarshalAs(UnmanagedType.LPTStr)]
+        public string lpRebootMsg;
+        [MarshalAs(UnmanagedType.LPTStr)]
+        public string lpCommand;
+        public int cActions;
+        public IntPtr/*SC_ACTION[]*/ lpsaActions;
     }
 }

Main.cs

@@ -421,7 +421,7 @@ namespace winsw
             });
         }
 
-        public static int Main(string[] args)
+        public static int _Main(string[] args)
         {
             try
             {
@@ -550,6 +550,16 @@ namespace winsw
                     else
                         Console.WriteLine("Stopped");
                 }
+                if (args[0] == "autorestart")
+                {// debug only. to be removed.
+                    using (Advapi32.ServiceManager scm = new Advapi32.ServiceManager())
+                    {
+                        using (Advapi32.Service sc = scm.Open(d.Id))
+                        {
+                            sc.ChangeConfig(TimeSpan.FromHours(48));
+                        }
+                    }
+                }
                 if (args[0] == "test")
                 {
                     WrapperService wsvc = new WrapperService();

WmiSchema.cs

@@ -53,9 +53,11 @@ namespace WMI
         Win32Service Select(string name);
     }
 
+    // http://msdn.microsoft.com/en-us/library/windows/desktop/aa394418(v=vs.85).aspx
     public interface Win32Service : IWmiObject
     {
         string Description { get; set; }
+        string Name { get; }
         bool Started { get; }
         void Delete();
         void StartService();

winsw.csproj

@@ -53,6 +53,7 @@
     <Compile Include="Main.cs">
       <SubType>Component</SubType>
     </Compile>
+    <Compile Include="NotGettingAnywhere.cs" />
     <Compile Include="PeriodicRollingCalendar.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="ServiceDescriptor.cs" />