libragephoto: update .NET version to 0.6.1.2

- RagePhoto.cs: add missing [return: MarshalAs(UnmanagedType.Bool)]
- RagePhoto.cs: update filePath instances to path
- RagePhotoData.cs: update Strings to IntPtr (more safe to Marshal)
- RagePhotoTypes.cs: move DefaultSize, PhotoError and PhotoFormat to
here

src/dotnet/RagePhotoTypes.cs

@@ -0,0 +1,63 @@
+using System;
+
+namespace Syping.RagePhoto {
+
+    public enum DefaultSize : UInt32 {
+        DEFAULT_GTA5_PHOTOBUFFER = 524288U,
+        DEFAULT_RDR2_PHOTOBUFFER = 1048576U,
+        DEFAULT_DESCBUFFER = 256U,
+        DEFAULT_JSONBUFFER = 3072U,
+        DEFAULT_TITLBUFFER = 256U,
+        GTA5_HEADERSIZE = 264U,
+        RDR2_HEADERSIZE = 272U
+    }
+
+    public enum PhotoError : Int32 {
+        DescBufferTight = 39,
+        DescMallocError = 31,
+        DescReadError = 32,
+        HeaderBufferTight = 35,
+        HeaderMallocError = 4,
+        IncompatibleFormat = 2,
+        IncompleteChecksum = 7,
+        IncompleteDescBuffer = 30,
+        IncompleteDescMarker = 28,
+        IncompleteDescOffset = 11,
+        IncompleteEOF = 8,
+        IncompleteHeader = 3,
+        IncompleteJendMarker = 33,
+        IncompleteJpegMarker = 12,
+        IncompleteJsonBuffer = 20,
+        IncompleteJsonMarker = 18,
+        IncompleteJsonOffset = 9,
+        IncompletePhotoBuffer = 14,
+        IncompletePhotoSize = 15,
+        IncompleteTitleBuffer = 25,
+        IncompleteTitleMarker = 23,
+        IncompleteTitleOffset = 10,
+        IncorrectDescMarker = 29,
+        IncorrectJendMarker = 34,
+        IncorrectJpegMarker = 13,
+        IncorrectJsonMarker = 19,
+        IncorrectTitleMarker = 24,
+        JsonBufferTight = 37,
+        JsonMallocError = 21,
+        JsonReadError = 22,
+        NoError = 255,
+        NoFormatIdentifier = 1,
+        PhotoBufferTight = 36,
+        PhotoMallocError = 16,
+        PhotoReadError = 17,
+        TitleBufferTight = 38,
+        TitleMallocError = 26,
+        TitleReadError = 27,
+        UnicodeInitError = 5,
+        UnicodeHeaderError = 6,
+        Uninitialised = 0
+    }
+
+    public enum PhotoFormat : UInt32 {
+        GTA5 = 0x01000000U,
+        RDR2 = 0x04000000U
+    }
+}