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This documentation is for version v1.2.2 of nng, but the latest released version is v1.2.5. see the documentation for v1.2.5 for the most up-to-date information.
nng_http_handler_set_data(3http)

SYNOPSIS

#include <nng/nng.h>
#include <nng/supplemental/http/http.h>

int nng_http_handler_set_data(nng_http_handler *handler, void *data,
    void (*dtor)(void *));

DESCRIPTION

The nng_http_handler_set_data() function is used to set an additional data for the handler. The stored data can be retrieved later in the handler function using nng_http_handler_get_data().

Additionally, when the handler is deallocated, if dtor is not NULL, then it will be called with data as its argument. The intended use of this function is deallocate any resources associated with data.

RETURN VALUES

This function returns 0 on success, and non-zero otherwise.

ERRORS

NNG_ENOMEM

Insufficient free memory to perform the operation.

NNG_ENOTSUP

No support for HTTP in the library.

NNG Reference Manual vv1.2.2 © 2019 Staysail Systems, Inc, © 2018 Capitar IT Group BV
This document is supplied under the MIT License.
nanomsg™ and nng™ are trademarks of Garrett D'Amore.