Interop.cs

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

// UrlMonTypeLib.IInternetSecurityManager
using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;

[ComImport]
[Guid("79EAC9EE-BAF9-11CE-8C82-00AA004BA90B")]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[ComConversionLoss]
internal interface IInternetSecurityManager
{
    [MethodImpl(MethodImplOptions.InternalCall)]
    void SetSecuritySite([In][MarshalAs(UnmanagedType.Interface)] IInternetSecurityMgrSite pSite);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void GetSecuritySite([MarshalAs(UnmanagedType.Interface)] out IInternetSecurityMgrSite ppSite);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void MapUrlToZone([In][MarshalAs(UnmanagedType.LPWStr)] string pwszUrl, out int pdwZone, [In] int dwFlags);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void GetSecurityId([In][MarshalAs(UnmanagedType.LPWStr)] string pwszUrl, out byte pbSecurityId, [In][Out] ref int pcbSecurityId, [In][ComAliasName("UrlMonTypeLib.ULONG_PTR")] int dwReserved);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void ProcessUrlAction([In][MarshalAs(UnmanagedType.LPWStr)] string pwszUrl, [In] int dwAction, out byte pPolicy, [In] int cbPolicy, [In] ref byte pContext, [In] int cbContext, [In] int dwFlags, [In] int dwReserved);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void QueryCustomPolicy([In][MarshalAs(UnmanagedType.LPWStr)] string pwszUrl, [In][ComAliasName("UrlMonTypeLib.GUID")] ref GUID guidKey, [Out] IntPtr ppPolicy, out int pcbPolicy, [In] ref byte pContext, [In] int cbContext, [In] int dwReserved);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void SetZoneMapping([In] int dwZone, [In][MarshalAs(UnmanagedType.LPWStr)] string lpszPattern, [In] int dwFlags);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void GetZoneMappings([In] int dwZone, [MarshalAs(UnmanagedType.Interface)] out IEnumString ppenumString, [In] int dwFlags);
}

// UrlMonTypeLib.IInternetSecurityMgrSite
[ComImport]
[ComConversionLoss]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("79EAC9ED-BAF9-11CE-8C82-00AA004BA90B")]
internal interface IInternetSecurityMgrSite
{
    [MethodImpl(MethodImplOptions.InternalCall)]
    void GetWindow([Out][ComAliasName("UrlMonTypeLib.wireHWND")] IntPtr phwnd);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void EnableModeless([In] int fEnable);
}

[StructLayout(LayoutKind.Sequential, Pack = 4)]
internal struct GUID
{
    public int Data1;

    public ushort Data2;

    public ushort Data3;

    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
    public byte[] Data4;
}

[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("00000101-0000-0000-C000-000000000046")]
internal interface IEnumString
{
    [MethodImpl(MethodImplOptions.InternalCall)]
    void RemoteNext([In] int celt, [MarshalAs(UnmanagedType.LPWStr)] out string rgelt, out int pceltFetched);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void Skip([In] int celt);

    [MethodImpl(MethodImplOptions.InternalCall)]
    void Reset();

    [MethodImpl(MethodImplOptions.InternalCall)]
    void Clone([MarshalAs(UnmanagedType.Interface)] out IEnumString ppenum);
}