Important:
This is retired content. This content is outdated and is no longer being maintained. It is provided as a courtesy for individuals who are still using these technologies. This content may contain URLs that were valid when originally published, but now link to sites or pages that no longer exist.
A version of this page is also available for
4/8/2010

The Windows Sockets SPI uses the following function prefix naming convention.

Prefix Full name Description

WSP

Windows Sockets Service Provider

Transport service provider entry points

WPU

Windows Sockets Provider Upcall

Ws2.dll entry points for service providers

WSC

Windows Sockets Configuration

Ws2.dll entry points for installation utilities

NSP

Namespace Provider

Namespace provider entry points

As previously described, these entry points are notexported (with the exception of WSPStartupand NSPStartup), but are accessed through an exchange of dispatch tables.

See Also