pfn-async-completion-function.md

title	PFN_ASYNC_COMPLETION function
description	Describes the PFN_ASYNC_COMPLETION function and provides the function's syntax, parameters, and requirements.
ms.date	10/07/2016
ms.assetid	b67d92d6-e099-4a9a-9862-993f00ff395b

PFN_ASYNC_COMPLETION function

Defines the asynchronous completion function prototype.

Syntax

typedef REQUEST_NOTIFICATION_STATUS(WINAPI* PFN_ASYNC_COMPLETION)(  
   IHttpContext3* pHttpContext,  
   IHttpCompletionInfo2* pCompletionInfo,  
   VOID* pvCompletionContext  
);  

Parameters

pHttpContext
A pointer to an IHttpContext3 interface.

pCompletionInfo
A pointer to an IHttpCompletionInfo2 interface.

pvCompletionCointext
Points to the completion context information for the operation.

Requirements

Type	Description
Client	- IIS 7.0 on [!INCLUDEwinvista] - IIS 7.5 on Windows 7 - IIS 8.0 on Windows 8 - IIS 10.0 on Windows 10
Server	- IIS 7.0 on [!INCLUDEwinsrv2008] - IIS 7.5 on Windows Server 2008 R2 - IIS 8.0 on Windows Server 2012 - IIS 8.5 on Windows Server 2012 R2 - IIS 10.0 on Windows Server 2016
Product	- IIS 7.0, IIS 7.5, IIS 8.0, IIS 8.5, IIS 10.0 - [!INCLUDEiisexp75], [!INCLUDEiisexp80], [!INCLUDEiisexp100]
Header	Httpserv.h