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src: dotnet: WIP

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This commit is contained in:
Bill Zissimopoulos
2017-04-05 16:31:38 -07:00
parent c782c4d668
commit 20b3ecd0cd
3 changed files with 42 additions and 68 deletions
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46
src/dotnet/Interop.cs
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@ -539,29 +539,30 @@ namespace Fsp.Interop
else
return _FspFileSystemSetMountPointEx(FileSystem, MountPoint, IntPtr.Zero);
}
internal unsafe static Object FspFileSystemGetUserContext(
IntPtr FileSystem)
internal unsafe static Object GetUserContext(
IntPtr NativePtr)
{
IntPtr UserContext = *(IntPtr *)((byte *)FileSystem + sizeof(IntPtr));
IntPtr UserContext = *(IntPtr *)((byte *)NativePtr + sizeof(IntPtr));
return IntPtr.Zero != UserContext ? GCHandle.FromIntPtr(UserContext).Target : null;
}
internal unsafe static void FspFileSystemSetUserContext(
IntPtr FileSystem,
internal unsafe static void SetUserContext(
IntPtr NativePtr,
Object Obj)
{
if (null != Obj)
{
Debug.Assert(IntPtr.Zero == *(IntPtr *)((byte *)FileSystem + sizeof(IntPtr)));
Debug.Assert(IntPtr.Zero == *(IntPtr *)((byte *)NativePtr + sizeof(IntPtr)));
GCHandle Handle = GCHandle.Alloc(Obj, GCHandleType.Weak);
*(IntPtr *)((byte *)FileSystem + sizeof(IntPtr)) = (IntPtr)Handle;
*(IntPtr *)((byte *)NativePtr + sizeof(IntPtr)) = (IntPtr)Handle;
}
else
{
IntPtr UserContext = *(IntPtr *)((byte *)FileSystem + sizeof(IntPtr));
IntPtr UserContext = *(IntPtr *)((byte *)NativePtr + sizeof(IntPtr));
if (IntPtr.Zero != UserContext)
{
GCHandle.FromIntPtr(UserContext).Free();
*(IntPtr *)((byte *)FileSystem + sizeof(IntPtr)) = IntPtr.Zero;
*(IntPtr *)((byte *)NativePtr + sizeof(IntPtr)) = IntPtr.Zero;
}
}
}
@ -649,33 +650,6 @@ namespace Fsp.Interop
return null;
}
internal unsafe static Object FspServiceGetUserContext(
IntPtr Service)
{
IntPtr UserContext = *(IntPtr *)((byte *)Service + sizeof(IntPtr));
return IntPtr.Zero != UserContext ? GCHandle.FromIntPtr(UserContext).Target : null;
}
internal unsafe static void FspServiceSetUserContext(
IntPtr Service,
Object Obj)
{
if (null != Obj)
{
Debug.Assert(IntPtr.Zero == *(IntPtr *)((byte *)Service + sizeof(IntPtr)));
GCHandle Handle = GCHandle.Alloc(Obj, GCHandleType.Weak);
*(IntPtr *)((byte *)Service + sizeof(IntPtr)) = (IntPtr)Handle;
}
else
{
IntPtr UserContext = *(IntPtr *)((byte *)Service + sizeof(IntPtr));
if (IntPtr.Zero != UserContext)
{
GCHandle.FromIntPtr(UserContext).Free();
*(IntPtr *)((byte *)Service + sizeof(IntPtr)) = IntPtr.Zero;
}
}
}
/* initialization */
private static IntPtr LoadDll()
{