Moved the FNVHash to SharedTools library

This commit is contained in:
tsommer committed 2025-04-13 11:50:38 +02:00
1 parent 3fc15d9789
commit d2988e7754
6 files changed
+23 -1

No files matched your search

@@ -3,6 +3,8 @@ using AIStudio.Tools.PluginSystem;
using Microsoft.AspNetCore.Components;
using SharedTools;
namespace AIStudio.Components;
public abstract class MSGComponentBase : ComponentBase, IDisposable, IMessageBusReceiver, ILang
@@ -56,6 +56,7 @@
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\SharedTools\SharedTools.csproj" />
<ProjectReference Include="..\SourceCodeRules\SourceCodeRules\SourceCodeRules.csproj" OutputItemType="Analyzer" ReferenceOutputAssembly="false"/>
</ItemGroup>
-62
View File
@@ -1,62 +0,0 @@
// ReSharper disable MemberCanBePrivate.Global
namespace AIStudio.Tools;
/// <summary>
/// Implements the Fowler–Noll–Vo hash function for 32-bit and 64-bit hashes.
/// </summary>
public static class FNVHash
{
private const uint FNV_OFFSET_BASIS_32_BIT = 2_166_136_261;
private const ulong FNV_OFFSET_BASIS_64_BIT = 14_695_981_039_346_656_037;
private const uint FNV_PRIME_32_BIT = 16_777_619;
private const ulong FNV_PRIME_64_BIT = 1_099_511_628_211;
/// <summary>
/// Computes the 32bit FNV-1a hash of a string.
/// </summary>
/// <param name="text">The string to hash.</param>
/// <returns>The 32bit FNV-1a hash of the string.</returns>
public static uint ToFNV32(this string text) => ToFNV32(text.AsSpan());
/// <summary>
/// Computes the 32bit FNV-1a hash of a string.
/// </summary>
/// <param name="text">The string to hash.</param>
/// <returns>The 32bit FNV-1a hash of the string.</returns>
public static uint ToFNV32(this ReadOnlySpan<char> text)
{
var hash = FNV_OFFSET_BASIS_32_BIT;
foreach (var c in text)
{
hash ^= c;
hash *= FNV_PRIME_32_BIT;
}
return hash;
}
/// <summary>
/// Computes the 64bit FNV-1a hash of a string.
/// </summary>
/// <param name="text">The string to hash.</param>
/// <returns>The 64bit FNV-1a hash of the string.</returns>
public static ulong ToFNV64(this string text) => ToFNV64(text.AsSpan());
/// <summary>
/// Computes the 64bit FNV-1a hash of a string.
/// </summary>
/// <param name="text">The string to hash.</param>
/// <returns>The 64bit FNV-1a hash of the string.</returns>
public static ulong ToFNV64(this ReadOnlySpan<char> text)
{
var hash = FNV_OFFSET_BASIS_64_BIT;
foreach (var c in text)
{
hash ^= c;
hash *= FNV_PRIME_64_BIT;
}
return hash;
}
}
@@ -205,6 +205,9 @@
"type": "Transitive",
"resolved": "0.16.9",
"contentHash": "7WaVMHklpT3Ye2ragqRIwlFRsb6kOk63BOGADV0fan3ulVfGLUYkDi5yNUsZS/7FVNkWbtHAlDLmu4WnHGfqvQ=="
},
"sharedtools": {
"type": "Project"
}
},
"net9.0/osx-arm64": {}