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src: dotnet: WIP

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This commit is contained in:
Bill Zissimopoulos 2017-04-03 13:42:59 -07:00
parent 55dd8797d8
commit 36d50facd7
1 changed files with 10 additions and 10 deletions
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20
src/dotnet/Interop.cs
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@ -442,7 +442,7 @@ namespace Fsp.Interop
internal unsafe static Object FspFileSystemGetUserContext(
IntPtr FileSystem)
{
IntPtr UserContext = Marshal.ReadIntPtr(FileSystem, sizeof(IntPtr));
IntPtr UserContext = *(IntPtr *)((byte *)FileSystem + sizeof(IntPtr));
return IntPtr.Zero != UserContext ? ((GCHandle)UserContext).Target : null;
}
internal unsafe static void FspFileSystemSetUserContext(
@ -451,17 +451,17 @@ namespace Fsp.Interop
{
if (null != Obj)
{
Debug.Assert(IntPtr.Zero == Marshal.ReadIntPtr(FileSystem, sizeof(IntPtr)));
Debug.Assert(IntPtr.Zero == *(IntPtr *)((byte *)FileSystem + sizeof(IntPtr)));
GCHandle Handle = GCHandle.Alloc(Obj, GCHandleType.Weak);
Marshal.WriteIntPtr(FileSystem, sizeof(IntPtr), (IntPtr)Handle);
*(IntPtr *)((byte *)FileSystem + sizeof(IntPtr)) = (IntPtr)Handle;
}
else
{
IntPtr UserContext = Marshal.ReadIntPtr(FileSystem, sizeof(IntPtr));
IntPtr UserContext = *(IntPtr *)((byte *)FileSystem + sizeof(IntPtr));
if (IntPtr.Zero != UserContext)
{
((GCHandle)UserContext).Free();
Marshal.WriteIntPtr(FileSystem, sizeof(IntPtr), IntPtr.Zero);
*(IntPtr *)((byte *)FileSystem + sizeof(IntPtr)) = IntPtr.Zero;
}
}
}
@ -480,7 +480,7 @@ namespace Fsp.Interop
[DllImport("advapi32.dll", CallingConvention = CallingConvention.StdCall)]
private static extern UInt32 GetSecurityDescriptorLength(IntPtr SecurityDescriptor);
internal static Int32 CopySecurityDescriptor(
internal unsafe static Int32 CopySecurityDescriptor(
Object SecurityDescriptorObject,
IntPtr SecurityDescriptor,
IntPtr PSecurityDescriptorSize)
@ -491,12 +491,12 @@ namespace Fsp.Interop
SecurityDescriptorObject as GenericSecurityDescriptor;
if (null != GenericSecurityDescriptor)
{
if (GenericSecurityDescriptor.BinaryLength > Marshal.ReadInt32(PSecurityDescriptorSize))
if (GenericSecurityDescriptor.BinaryLength > (int)*(IntPtr *)PSecurityDescriptorSize)
{
Marshal.WriteInt32(PSecurityDescriptorSize, GenericSecurityDescriptor.BinaryLength);
*(IntPtr *)PSecurityDescriptorSize = (IntPtr)GenericSecurityDescriptor.BinaryLength;
return unchecked((Int32)0x80000005)/*STATUS_BUFFER_OVERFLOW*/;
}
Marshal.WriteInt32(PSecurityDescriptorSize, GenericSecurityDescriptor.BinaryLength);
*(IntPtr *)PSecurityDescriptorSize = (IntPtr)GenericSecurityDescriptor.BinaryLength;
if (IntPtr.Zero != SecurityDescriptor)
{
byte[] Bytes = new byte[GenericSecurityDescriptor.BinaryLength];
@ -505,7 +505,7 @@ namespace Fsp.Interop
}
}
else
Marshal.WriteInt32(PSecurityDescriptorSize, 0);
*(IntPtr *)PSecurityDescriptorSize = IntPtr.Zero;
}
return 0/*STATUS_SUCCESS*/;
}