// 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.
 
#nullable disable
 
using System.Runtime.InteropServices;
 
namespace Microsoft.VisualStudio.LanguageServices.CSharp.ProjectSystemShim.Interop
{
    [ComImport]
    [InterfaceTypeAttribute(ComInterfaceType.InterfaceIsIUnknown)]
    [Guid("BD6EE4C6-3BE2-4df9-98D5-4BB2BC874BC1")]
    internal interface ICSCompiler
    {
        ICSSourceModule CreateSourceModule(ICSSourceText text);
 
        /// <summary>
        /// Get the name table used by the compiler.
        /// </summary>
        ICSNameTable GetNameTable();
 
        /// <summary>
        /// Shutdown the compiler. This is called by whoever is "in charge" of the compiler (usually the host itself)
        /// when it is done with it.  It is used to relieve circular references between the compiler and its host.
        /// </summary>
        void Shutdown();
 
        ICSCompilerConfig GetConfiguration();
 
        ICSInputSet AddInputSet();
        void RemoveInputSet(ICSInputSet inputSet);
 
        void Compile(ICSCompileProgress progress);
 
        void BuildForEnc(ICSCompileProgress progress, ICSEncProjectServices encService, [MarshalAs(UnmanagedType.IUnknown)] object pe);
 
        [return: MarshalAs(UnmanagedType.LPWStr)]
        string GetOutputFileName();
 
        // WARNING: the next two methods are complicated signatures, and so these two functions (CreateParser and
        // CreateLanguageAnalysisEngine) are declared here to hold the vtable slot only. If they are needed, the
        // declarations will have to be filled out.
 
        [return: MarshalAs(UnmanagedType.IUnknown)]
        object CreateParser();
 
        [return: MarshalAs(UnmanagedType.IUnknown)]
        object CreateLanguageAnalysisEngine();
 
        void ReleaseReservedMemory();
    }
}