// ------------------------------------------------------------------------------
// <auto-generated>
//     This code was generated by a tool.
//
//     Changes to this file may cause incorrect behavior and will be lost if
//     the code is regenerated.
// </auto-generated>
// ------------------------------------------------------------------------------

#pragma warning disable CS1591,CS1573,CS0465,CS0649,CS8019,CS1570,CS1584,CS1658,CS0436,CS8981,SYSLIB1092,CS3021,CS3019
using global::System;
using global::System.Diagnostics;
using global::System.Diagnostics.CodeAnalysis;
using global::System.Runtime.CompilerServices;
using global::System.Runtime.InteropServices;
using global::System.Runtime.Versioning;
using winmdroot = global::Windows.Win32;
namespace Windows.Win32
{
	namespace System.Ole
	{
		[Guid("B196B283-BAB4-101A-B69C-00AA00341D07")]
		[CLSCompliant(false)]
		[SupportedOSPlatform("windows5.0")]
		[global::System.CodeDom.Compiler.GeneratedCode("Microsoft.Windows.CsWin32", "0.3.287+85e3fa26dd.RR")]
		internal unsafe partial struct IProvideClassInfo
			:winmdroot.IVTable<IProvideClassInfo,IProvideClassInfo.Vtbl>,IComIID		{
			/// <inheritdoc cref="QueryInterface(global::System.Guid*, void**)"/>
			[OverloadResolutionPriority(1)]
			internal unsafe winmdroot.Foundation.HRESULT QueryInterface(in global::System.Guid riid, out void* ppvObject)
			{
				fixed (void** ppvObjectLocal = &ppvObject)
				{
					fixed (global::System.Guid* riidLocal = &riid)
					{
						winmdroot.Foundation.HRESULT __result = this.QueryInterface(riidLocal, ppvObjectLocal);
						return __result;
					}
				}
			}

			public unsafe winmdroot.Foundation.HRESULT QueryInterface(global::System.Guid* riid, void** ppvObject)
			{
				return ((delegate *unmanaged [Stdcall]<IProvideClassInfo*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT>)lpVtbl[0])((IProvideClassInfo*)Unsafe.AsPointer(ref this), riid, ppvObject);
			}

			public uint AddRef()
			{
				return ((delegate *unmanaged [Stdcall]<IProvideClassInfo*,uint>)lpVtbl[1])((IProvideClassInfo*)Unsafe.AsPointer(ref this));
			}

			public uint Release()
			{
				return ((delegate *unmanaged [Stdcall]<IProvideClassInfo*,uint>)lpVtbl[2])((IProvideClassInfo*)Unsafe.AsPointer(ref this));
			}

			[UnmanagedCallersOnly(CallConvs = new []{
typeof(CallConvStdcall)}
)]
			private static winmdroot.Foundation.HRESULT GetClassInfo(IProvideClassInfo* pThis, winmdroot.System.Com.ITypeInfo** ppTI)
			{
				try
				{
					winmdroot.Foundation.HRESULT __hr = winmdroot.ComHelpers.UnwrapCCW(pThis, out Interface __object);
					if (__hr.Failed)
					{
						return __hr;
					}
					return __object.GetClassInfo(ppTI);
				}
				catch (Exception ex)
				{
					return (winmdroot.Foundation.HRESULT)ex.HResult;
				}
			}

			/// <summary>Retrieves a pointer to the ITypeInfo interface for the object's type information. The type information for an object corresponds to the object's coclass entry in a type library.</summary>
			/// <param name="ppTI">A pointer to an <a href="https://docs.microsoft.com/previous-versions/windows/desktop/api/oaidl/nn-oaidl-itypeinfo">ITypeInfo</a> pointer variable that receives the interface pointer to the object's type information. The caller is responsible for calling <a href="https://docs.microsoft.com/windows/desktop/api/unknwn/nf-unknwn-iunknown-release">Release</a> on the returned interface pointer if this method returns successfully.</param>
			/// <returns>
			/// <para>This method can return the standard return values E_OUTOFMEMORY and E_UNEXPECTED, as well as the following values. </para>
			/// <para>This doc was truncated.</para>
			/// </returns>
			/// <remarks>
			/// <para><h3><a id="Notes_to_Implementers"></a><a id="notes_to_implementers"></a><a id="NOTES_TO_IMPLEMENTERS"></a>Notes to Implementers</h3> This method must call <a href="https://docs.microsoft.com/windows/desktop/api/unknwn/nf-unknwn-iunknown-addref">AddRef</a> before returning. If the object loads the type information from a type library, the type library itself will call <b>AddRef</b> in creating the pointer. Because the caller cannot specify a locale identifier (LCID) when calling this method, this method must assume the neutral language, that is, LANGID_NEUTRAL, and use this value to determine what locale-specific type information to return. This method must be implemented; E_NOTIMPL is not an acceptable return value.</para>
			/// <para><see href="https://learn.microsoft.com/windows/win32/api/ocidl/nf-ocidl-iprovideclassinfo-getclassinfo#">Read more on learn.microsoft.com</see>.</para>
			/// </remarks>
			public unsafe winmdroot.Foundation.HRESULT GetClassInfo(winmdroot.System.Com.ITypeInfo** ppTI)
			{
				return ((delegate *unmanaged [Stdcall]<IProvideClassInfo*,winmdroot.System.Com.ITypeInfo** ,winmdroot.Foundation.HRESULT>)lpVtbl[3])((IProvideClassInfo*)Unsafe.AsPointer(ref this), ppTI);
			}

			internal unsafe global::Windows.Win32.Foundation.HRESULT QueryInterface<T>(out T* ppv)
where T : unmanaged

			{
				Guid guid = typeof(T).GUID;
				void* pv;
				var hr = this.QueryInterface(&guid, &pv);
				if (hr.Succeeded)

				{
					ppv = (T*)pv;
				}
				else

				{
					ppv = null;
				}

				return hr;
			}

			internal struct Vtbl
			{
				internal delegate *unmanaged [Stdcall]<IProvideClassInfo*,global::System.Guid* ,void** ,winmdroot.Foundation.HRESULT> QueryInterface_1;

				internal delegate *unmanaged [Stdcall]<IProvideClassInfo*,uint> AddRef_2;

				internal delegate *unmanaged [Stdcall]<IProvideClassInfo*,uint> Release_3;

				internal delegate *unmanaged [Stdcall]<IProvideClassInfo*,winmdroot.System.Com.ITypeInfo** ,winmdroot.Foundation.HRESULT> GetClassInfo_4;
			} 
			public static void PopulateVTable(Vtbl* vtable)
			{
				vtable->GetClassInfo_4 = &GetClassInfo;
			}

			private void** lpVtbl;

			/// <summary>The IID guid for this interface.</summary>
			/// <value>{b196b283-bab4-101a-b69c-00aa00341d07}</value>
			internal static readonly Guid IID_Guid = new Guid(0xB196B283, 0xBAB4, 0x101A, 0xB6, 0x9C, 0x00, 0xAA, 0x00, 0x34, 0x1D, 0x07);

			static ref readonly Guid IComIID.Guid			{
								[MethodImpl(MethodImplOptions.AggressiveInlining)]
get
				{
					ReadOnlySpan<byte> data = new byte[]					{
0x83,0xB2,0x96,0xB1,0xB4,0xBA,0x1A,0x10,0xB6,0x9C,0x00,0xAA,0x00,0x34,0x1D,0x07					};
					return ref Unsafe.As<byte,Guid>(ref MemoryMarshal.GetReference(data));
				}
			}
			[Guid("B196B283-BAB4-101A-B69C-00AA00341D07"),InterfaceType(ComInterfaceType.InterfaceIsIUnknown),ComImport()]
			[SupportedOSPlatform("windows5.0")]
			internal interface Interface
			{
				[PreserveSig()]
				unsafe winmdroot.Foundation.HRESULT GetClassInfo(winmdroot.System.Com.ITypeInfo** ppTI);
			}
		}
	}
}