nanomsg next generation NNG  
Home GitHub Documentation

This documentation is for version v1.1.0 of nng, but the latest released version is v1.8.0. see the documentation for v1.8.0 for the most up-to-date information.


#include <nng/nng.h>

int nng_aio_result(nng_aio *aio);


The nng_aio_result() returns the result of the operation associated with the handle aio. If the operation was successful, then 0 is returned. Otherwise a non-zero error code is returned.

The return value from this function is undefined if the operation has not completed yet. Either call this from the handle’s completion callback, or after waiting for the operation to complete with nng_aio_wait().


The result of the operation, either zero on success, or an error number on failure.



The operation timed out.


The operation was canceled.

Various other return values are possible depending on the operation.

NNG Reference Manual vv1.1.0 © 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.