// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Diagnostics;
using System.Reflection.Metadata.Ecma335;
 
namespace System.Reflection.Metadata
{
    public readonly struct DeclarativeSecurityAttribute
    {
        private readonly MetadataReader _reader;
 
        // Workaround: JIT doesn't generate good code for nested structures, so use RowId.
        private readonly int _rowId;
 
        internal DeclarativeSecurityAttribute(MetadataReader reader, int rowId)
        {
            Debug.Assert(reader != null);
            Debug.Assert(rowId != 0);
 
            _reader = reader;
            _rowId = rowId;
        }
 
        public DeclarativeSecurityAction Action
        {
            get
            {
                return _reader.DeclSecurityTable.GetAction(_rowId);
            }
        }
 
        public EntityHandle Parent
        {
            get
            {
                return _reader.DeclSecurityTable.GetParent(_rowId);
            }
        }
 
        public BlobHandle PermissionSet
        {
            get
            {
                return _reader.DeclSecurityTable.GetPermissionSet(_rowId);
            }
        }
    }
}