= nng_http_handler_get_data(3http)
//
// Copyright 2018 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Capitar IT Group BV <info@capitar.com>
//
// This document is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt).  A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//

== NAME

nng_http_handler_get_data - return extra data for HTTP handler

== SYNOPSIS

[source, c]
----
#include <nng/nng.h>
#include <nng/supplemental/http/http.h>

int nng_http_handler_get_data(nng_http_handler *handler, void *data,
    void (*dtor)(void *));
----

== DESCRIPTION

The `nng_http_handler_get_data()` function returns the data previously
stored on _handler_ using the function
<<nng_http_handler_set_data.3http#,`nng_http_handler_set_data()`>>.

== RETURN VALUES

None.

== ERRORS

None.

== SEE ALSO

<<nng_http_handler_alloc.3http#,nng_http_handler_alloc(3http)>>,
<<nng_http_handler_set_data.3http#,nng_http_server_set_data(3http)>>,
<<nng_http_server_add_handler.3http#,nng_http_server_add_handler(3http)>>,
<<nng.7#,nng(7)>>
