From f74c9ddffdf4d23b830fe9fd13739835d7b52ffe Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Fri, 8 Nov 2024 13:11:58 -0500
Subject: [PATCH] Use internal implementation for XXH64

---
 README.MD                             | 2 +-
 SabreTools.Hashing.Test/TestHelper.cs | 2 +-
 SabreTools.Hashing/HashType.cs        | 2 +-
 SabreTools.Hashing/HashWrapper.cs     | 4 +---
 4 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/README.MD b/README.MD
index b7abb3b..ba0fdb8 100644
--- a/README.MD
+++ b/README.MD
@@ -6,7 +6,7 @@ This library comprises of methods and helpers to simplify the process of getting
 | --- | --- | --- |
 | [Aaru.Checksums](https://github.com/aaru-dps/Aaru.Checksums) | Adler-32, Fletcher-16, Fletcher-32, SpamSum | Some code tweaks made to support older .NET versions |
 | [Blake3.NET](https://github.com/xoofx/Blake3.NET) | BLAKE3 | Used in `net7.0` and above |
-| [System.IO.Hashing](https://www.nuget.org/packages/System.IO.Hashing) | xxHash64, XXH3, XXH128 | Used in `net462` and above |
+| [System.IO.Hashing](https://www.nuget.org/packages/System.IO.Hashing) | XXH3, XXH128 | Used in `net462` and above |
 | [System.Security.Cryptography](https://learn.microsoft.com/en-us/dotnet/api/system.security.cryptography) | MD5, RIPEMD160 (.NET Framework only), SHA-1, SHA-256, SHA-384, SHA-512, SHA3-256, SHA3-384, SHA3-512, SHAKE128, SHAKE256 | Built-in library; SHA3-256, SHA3-384, SHA3-512, SHAKE128, and SHAKE256 are `net8.0` and above only for [supported platforms](https://learn.microsoft.com/en-us/dotnet/standard/security/cross-platform-cryptography) |
 
 Find the link to the Nuget package [here](https://www.nuget.org/packages/SabreTools.Hashing).
diff --git a/SabreTools.Hashing.Test/TestHelper.cs b/SabreTools.Hashing.Test/TestHelper.cs
index 2cdfddd..b478f96 100644
--- a/SabreTools.Hashing.Test/TestHelper.cs
+++ b/SabreTools.Hashing.Test/TestHelper.cs
@@ -185,8 +185,8 @@ namespace SabreTools.Hashing.Test
             {HashType.SpamSum, "3:hMCPQCE6AFQxWyENFACBE+rW6Tj7SMQmKozr9MVERkL:hZRdxZENFs+rPSromekL"},
 
             {HashType.XxHash32, "aa1d338e"},
-#if NET462_OR_GREATER || NETCOREAPP
             {HashType.XxHash64, "181e9ea4f0f62b08"},
+#if NET462_OR_GREATER || NETCOREAPP
             {HashType.XxHash3, "f29fda0eeb740404"},
             {HashType.XxHash128, "e811cdfb1280efae1be1e1a5b4b434d9"},
 #endif
diff --git a/SabreTools.Hashing/HashType.cs b/SabreTools.Hashing/HashType.cs
index 8f53d6b..25badb2 100644
--- a/SabreTools.Hashing/HashType.cs
+++ b/SabreTools.Hashing/HashType.cs
@@ -790,12 +790,12 @@ namespace SabreTools.Hashing
         /// </summary>
         XxHash32,
 
-#if NET462_OR_GREATER || NETCOREAPP
         /// <summary>
         /// xxHash64 hash
         /// </summary>
         XxHash64,
 
+#if NET462_OR_GREATER || NETCOREAPP
         /// <summary>
         /// XXH3 64-bit hash
         /// </summary>
diff --git a/SabreTools.Hashing/HashWrapper.cs b/SabreTools.Hashing/HashWrapper.cs
index 36636fa..0d6968d 100644
--- a/SabreTools.Hashing/HashWrapper.cs
+++ b/SabreTools.Hashing/HashWrapper.cs
@@ -45,8 +45,6 @@ namespace SabreTools.Hashing
                         return ic.Final();
 
 #if NET462_OR_GREATER || NETCOREAPP
-                    case XxHash64 xxh64:
-                        return xxh64.GetCurrentHash();
                     case XxHash3 xxh3:
                         return xxh3.GetCurrentHash();
                     case XxHash128 xxh128:
@@ -303,8 +301,8 @@ namespace SabreTools.Hashing
                 HashType.SpamSum => new SpamSumContext(),
 
                 HashType.XxHash32 => new XxHash.XxHash32(),
+                HashType.XxHash64 => new XxHash.XxHash64(),
 #if NET462_OR_GREATER || NETCOREAPP
-                HashType.XxHash64 => new XxHash64(),
                 HashType.XxHash3 => new XxHash3(),
                 HashType.XxHash128 => new XxHash128(),
 #endif