[release/9.0] Add maintenance-packages entries

eng/Build.props

@@ -22,6 +22,13 @@
       Format:
       <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\Microsoft.Extensions.Options.5.0.0.csproj" />
     -->
+     <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\System.Reflection.DispatchProxy.4.8.2.csproj" />
+     <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\System.Runtime.CompilerServices.Unsafe.6.1.1.csproj" />
+     <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\System.Buffers.4.6.1.csproj" />
+     <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\System.Numerics.Vectors.4.6.1.csproj" />
+     <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\System.Memory.4.6.2.csproj" />
+     <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\System.Threading.Tasks.Extensions.4.6.2.csproj" />
+     <DependencyPackageProjects Include="$(RepoRoot)src\referencePackages\src\**\System.Net.WebSockets.WebSocketProtocol.5.1.2.csproj" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(BuildDependencyPackageProjects)' == 'true'">

src/referencePackages/src/system.buffers/4.6.1/System.Buffers.4.6.1.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <AssemblyName>System.Buffers</AssemblyName>
+    <StrongNameKeyId>Open</StrongNameKeyId>
+  </PropertyGroup>
+
+</Project>

src/referencePackages/src/system.buffers/4.6.1/lib/netstandard2.0/System.Buffers.cs

@@ -0,0 +1,41 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+// ------------------------------------------------------------------------------
+// Changes to this file must follow the http://aka.ms/api-review process.
+// ------------------------------------------------------------------------------
+[assembly: System.Runtime.CompilerServices.CompilationRelaxations(8)]
+[assembly: System.Runtime.CompilerServices.RuntimeCompatibility(WrapNonExceptionThrows = true)]
+[assembly: System.Diagnostics.Debuggable(System.Diagnostics.DebuggableAttribute.DebuggingModes.IgnoreSymbolStoreSequencePoints)]
+[assembly: System.Runtime.Versioning.TargetFramework(".NETStandard,Version=v2.0", FrameworkDisplayName = ".NET Standard 2.0")]
+[assembly: System.CLSCompliant(true)]
+[assembly: System.Reflection.AssemblyDefaultAlias("System.Buffers")]
+[assembly: System.Resources.NeutralResourcesLanguage("en-US")]
+[assembly: System.Runtime.InteropServices.DefaultDllImportSearchPaths(System.Runtime.InteropServices.DllImportSearchPath.AssemblyDirectory | System.Runtime.InteropServices.DllImportSearchPath.System32)]
+[assembly: System.Reflection.AssemblyCompany("Microsoft Corporation")]
+[assembly: System.Reflection.AssemblyCopyright("© Microsoft Corporation. All rights reserved.")]
+[assembly: System.Reflection.AssemblyDescription("System.Buffers")]
+[assembly: System.Reflection.AssemblyFileVersion("4.600.125.16908")]
+[assembly: System.Reflection.AssemblyInformationalVersion("4.6.1+6b84308c9ad012f53240d72c1d716d7e42546483")]
+[assembly: System.Reflection.AssemblyProduct("Microsoft® .NET")]
+[assembly: System.Reflection.AssemblyTitle("System.Buffers")]
+[assembly: System.Reflection.AssemblyMetadata("RepositoryUrl", "https://github.com/dotnet/maintenance-packages")]
+[assembly: System.Reflection.AssemblyMetadata("PreferInbox", "True")]
+[assembly: System.Reflection.AssemblyMetadata("Serviceable", "True")]
+[assembly: System.Reflection.AssemblyVersionAttribute("4.0.2.0")]
+[assembly: System.Runtime.CompilerServices.ReferenceAssembly]
+[assembly: System.Reflection.AssemblyFlagsAttribute((System.Reflection.AssemblyNameFlags)0x70)]
+namespace System.Buffers
+{
+    public abstract partial class ArrayPool<T>
+    {
+        public static ArrayPool<T> Shared { get { throw null; } }
+
+        public static ArrayPool<T> Create() { throw null; }
+
+        public static ArrayPool<T> Create(int maxArrayLength, int maxArraysPerBucket) { throw null; }
+
+        public abstract T[] Rent(int minimumLength);
+        public abstract void Return(T[] array, bool clearArray = false);
+    }
+}

src/referencePackages/src/system.buffers/4.6.1/system.buffers.nuspec

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
+  <metadata>
+    <id>System.Buffers</id>
+    <version>4.6.1</version>
+    <authors>Microsoft</authors>
+    <requireLicenseAcceptance>true</requireLicenseAcceptance>
+    <license type="expression">MIT</license>
+    <licenseUrl>https://licenses.nuget.org/MIT</licenseUrl>
+    <projectUrl>https://github.com/dotnet/maintenance-packages</projectUrl>
+    <description>System.Buffers</description>
+    <copyright>© Microsoft Corporation. All rights reserved.</copyright>
+    <serviceable>true</serviceable>
+    <repository type="git" url="https://github.com/dotnet/maintenance-packages" commit="6b84308c9ad012f53240d72c1d716d7e42546483" />
+    <dependencies>
+      <group targetFramework=".NETStandard2.0" />
+      <group targetFramework=".NETStandard2.1" />
+    </dependencies>
+  </metadata>
+</package>

src/referencePackages/src/system.memory/4.6.2/System.Memory.4.6.2.csproj

@@ -0,0 +1,15 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFrameworks>netstandard2.0</TargetFrameworks>
+    <AssemblyName>System.Memory</AssemblyName>
+    <StrongNameKeyId>Open</StrongNameKeyId>
+  </PropertyGroup>
+
+  <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
+    <PackageReference Include="System.Buffers" Version="4.6.1" />
+    <PackageReference Include="System.Numerics.Vectors" Version="4.6.1" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="6.1.1" />
+  </ItemGroup>
+
+</Project>