ISearchProtocol interface (searchapi.h)

Provides methods for invoking, initializing, and managing IUrlAccessor objects. Methods in this interface are called by the protocol host when processing URLs from the gatherer.

The protocol handler implements the protocol for accessing a content source in its native format. Use this interface to implement a custom protocol handler to expand the data sources that can be indexed.


The ISearchProtocol interface inherits from the IUnknown interface. ISearchProtocol also has these types of members:


The ISearchProtocol interface has these methods.


Closes a previously created IUrlAccessor object.

Creates and initializes an IUrlAccessor object.

Initializes a protocol handler.

Shuts down the protocol handler.


Minimum supported client Windows XP with SP2, Windows Vista [desktop apps only]
Minimum supported server Windows Server 2003 with SP1 [desktop apps only]
Target Platform Windows
Header searchapi.h
Redistributable Windows Desktop Search (WDS) 3.0

See also

The Indexing Process