IIS ISAPI Extensions

This section provides reference topics for developing ISAPI extension DLLs.

ISAPI extensions handle specific incoming requests to the IIS server. Extensions are loaded when they are first needed and kept in memory until the host process shuts down. Functions and structures are declared in httpext.h.

This section includes the following topics:

• ISAPI Extension Entry-Point Functions

• ISAPI Extension Callback Functions

• ISAPI Extension Structures