New task to build embedded assembly store

Author: grendello

src/Xamarin.Android.Build.Tasks/Tasks/CreateEmbeddedAssemblyStore.cs

@@ -1,12 +1,32 @@
-using Xamarin.Android.Tools;
+
 using Microsoft.Android.Build.Tasks;
+using Microsoft.Build.Framework;
+using Xamarin.Android.Tools;
 
 namespace Xamarin.Android.Tasks;
 
 public class CreateEmbeddedAssemblyStore : AndroidTask
 {
 	public override string TaskPrefix => "CEAS";
 
+	[Required]
+	public string AndroidBinUtilsDirectory { get; set; }
+
+	[Required]
+	public string AppSharedLibrariesDir { get; set; }
+
+	[Required]
+	public ITaskItem[] ResolvedUserAssemblies { get; set; }
+
+	[Required]
+	public ITaskItem[] ResolvedFrameworkAssemblies { get; set; }
+
+	[Output]
+	public ITaskItem[] NativeAssemblySources { get; set; }
+
+	[Output]
+	public ITaskItem[] EmbeddedObjectFiles { get; set; }
+
 	public override bool RunTask ()
 	{
 		return !Log.HasLoggedErrors;

src/Xamarin.Android.Build.Tasks/Utilities/ELFEmbeddingHelper.cs

@@ -26,6 +26,7 @@ public EmbedItem (string symbolName, string baseFileName)
 	public static class KnownEmbedItems
 	{
 		public static readonly EmbedItem RuntimeConfig = new ("embedded_runtime_config", "runtime_config");
+		public static readonly EmbedItem AssemblyStore = new ("embedded_assembly_store", "assembly_store");
 	}
 
 	sealed class LlvmMcTargetConfig

src/Xamarin.Android.Build.Tasks/Xamarin.Android.Common.targets

@@ -327,6 +327,7 @@ Copyright (C) 2011-2012 Xamarin. All rights reserved.
   <AndroidEnableMarshalMethods Condition=" '$(AndroidEnableMarshalMethods)' == '' ">False</AndroidEnableMarshalMethods>
   <_AndroidUseMarshalMethods Condition=" '$(AndroidIncludeDebugSymbols)' == 'True' ">False</_AndroidUseMarshalMethods>
   <_AndroidUseMarshalMethods Condition=" '$(AndroidIncludeDebugSymbols)' != 'True' ">$(AndroidEnableMarshalMethods)</_AndroidUseMarshalMethods>
+  <_AndroidEmbedAssemblyStoreInRuntime Condition=" '$(AndroidUseAssemblyStore)' == 'True' And '$(_AndroidEmbedAssemblyStoreInRuntime)' == '' ">True</_AndroidEmbedAssemblyStoreInRuntime>
 </PropertyGroup>
 
 <!-- Do not resolve from the GAC under any circumstances in Mobile -->
@@ -1998,7 +1999,7 @@ because xbuild doesn't support framework reference assemblies.
 </Target>
 
 <Target Name="_CompileNativeAssemblySources"
-    DependsOnTargets="_PrepareNativeAssemblyItems;_GenerateCompressedAssembliesNativeSourceFiles"
+    DependsOnTargets="_CreateEmbeddedAssemblyStore;_PrepareNativeAssemblyItems;_GenerateCompressedAssembliesNativeSourceFiles"
     Inputs="@(_TypeMapAssemblySource);@(_TypeMapAssemblyInclude);@(_EnvironmentAssemblySource);@(_CompressedAssembliesAssemblySource);@(_MarshalMethodsAssemblySource);@(_AndroidRemapAssemblySource)"
     Outputs="@(_NativeAssemblyTarget)">
   <CompileNativeAssembly