wfdcfg_port_get_extension()

Retrieve an extension identified by a key (string) from a port

Synopsis:

#include <wfdqnx/wfdcfg.h>

struct wfdcfg_keyval* wfdcfg_port_get_extension(const struct wfdcfg_port *port,
                                                const char *key)

Arguments:

port: A handle to the port whose extension(s) you are retrieving
key: Identifier of the extension to retrieve

Library:

libwfdcfg

Description:

The extension is valid between the time you create and destroy the port.

Returns:

Pointer to wfdcfg_keyval if the extension was found; NULL if the extension was not found. It's considered acceptable for a port to have no extensions.