title	IProcessHostSupportFunctions::MapPath Method
ms.date	10/07/2016
description	The IProcessHostSupportFunctions::MapPath Method retrieves the physical path of a relative URL.
ms.assetid	a4792b18-6e80-3b97-855b-30e5f937c80a

IProcessHostSupportFunctions::MapPath Method

Retrieves the physical path of a relative URL.

Syntax

virtual HRESULT __stdcall MapPath(  
   LPCWSTR appId,  
   LPCWSTR virtualPath,  
   BSTR* pbstrPhysicalPath  
) = 0;

appId
A string that contains the application ID.

virtualPath
A string that contains the relative URL to map.

pbstrPhysicalPath
A pointer to a BSTR that contains the physical path of the relative URL.

An HRESULT. Possible values include, but are not limited to, those in the following table.

Value	Definition
S_OK	Indicates that the operation was successful.

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	Webhost.h