Pubternal IHttpHeadersHandler (#17573)

src/Servers/Kestrel/Core/ref/Microsoft.AspNetCore.Server.Kestrel.Core.netcoreapp.cs

@@ -214,6 +214,13 @@ namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
         Custom = (byte)9,
         None = (byte)255,
     }
+    public partial class HttpParser<TRequestHandler> where TRequestHandler : Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http.IHttpHeadersHandler, Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http.IHttpRequestLineHandler
+    {
+        public HttpParser() { }
+        public HttpParser(bool showErrorDetails) { }
+        public bool ParseHeaders(TRequestHandler handler, ref System.Buffers.SequenceReader<byte> reader) { throw null; }
+        public bool ParseRequestLine(TRequestHandler handler, in System.Buffers.ReadOnlySequence<byte> buffer, out System.SequencePosition consumed, out System.SequencePosition examined) { throw null; }
+    }
     public enum HttpScheme
     {
         Unknown = -1,
@@ -228,6 +235,11 @@ namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
         Http2 = 2,
         Http3 = 3,
     }
+    public partial interface IHttpHeadersHandler
+    {
+        void OnHeader(System.ReadOnlySpan<byte> name, System.ReadOnlySpan<byte> value);
+        void OnHeadersComplete(bool endStream);
+    }
     public partial interface IHttpRequestLineHandler
     {
         void OnStartLine(Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http.HttpMethod method, Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http.HttpVersion version, System.Span<byte> target, System.Span<byte> path, System.Span<byte> query, System.Span<byte> customMethod, bool pathEncoded);

src/Servers/Kestrel/Core/src/Internal/Http/HttpParser.cs

@@ -11,7 +11,7 @@ using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Infrastructure;
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
 {
-    internal class HttpParser<TRequestHandler> : IHttpParser<TRequestHandler> where TRequestHandler : IHttpHeadersHandler, IHttpRequestLineHandler
+    public class HttpParser<TRequestHandler> : IHttpParser<TRequestHandler> where TRequestHandler : IHttpHeadersHandler, IHttpRequestLineHandler
     {
         private readonly bool _showErrorDetails;
 

src/Servers/Kestrel/Core/src/Internal/Http3/QPack/QPackDecoder.cs

@@ -3,8 +3,8 @@
 
 using System;
 using System.Buffers;
-using System.Net.Http;
 using System.Net.Http.HPack;
+using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http;
 
 namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http3.QPack
 {

src/Servers/Kestrel/Core/src/Microsoft.AspNetCore.Server.Kestrel.Core.csproj

@@ -9,6 +9,7 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <NoWarn>CS1591;$(NoWarn)</NoWarn>
     <IsShippingPackage>false</IsShippingPackage>
+    <DefineConstants>$(DefineConstants);KESTREL</DefineConstants>
   </PropertyGroup>
 
   <ItemGroup>

src/Servers/Kestrel/Core/test/Microsoft.AspNetCore.Server.Kestrel.Core.Tests.csproj

@@ -4,6 +4,7 @@
     <TargetFramework>$(DefaultNetCoreTargetFramework)</TargetFramework>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <TestGroupName>Kestrel.Core.Tests</TestGroupName>
+    <DefineConstants>$(DefineConstants);KESTREL</DefineConstants>
   </PropertyGroup>
 
   <ItemGroup>

src/Shared/Http2/Hpack/HPackDecoder.cs

@@ -4,6 +4,9 @@
 
 using System.Buffers;
 using System.Diagnostics;
+#if KESTREL
+using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http;
+#endif
 
 namespace System.Net.Http.HPack
 {

src/Shared/Http2/IHttpHeadersHandler.cs

@@ -2,11 +2,22 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
+#if KESTREL
+using System;
+
+namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http
+#else
 namespace System.Net.Http
+#endif
 {
-    internal interface IHttpHeadersHandler
+#if KESTREL
+    public
+#else
+    internal
+#endif
+    interface IHttpHeadersHandler
     {
         void OnHeader(ReadOnlySpan<byte> name, ReadOnlySpan<byte> value);
         void OnHeadersComplete(bool endStream);
     }
-}
+}

src/Shared/test/Shared.Tests/Http2/HPackDecoderTest.cs

@@ -8,6 +8,9 @@ using System.Collections.Generic;
 using System.Text;
 using System.Net.Http.HPack;
 using Xunit;
+#if KESTREL
+using Microsoft.AspNetCore.Server.Kestrel.Core.Internal.Http;
+#endif
 
 namespace System.Net.Http.Unit.Tests.HPack
 {