= nng_aio_finish(3) // // Copyright 2018 Staysail Systems, Inc. // Copyright 2018 Capitar IT Group BV // // 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_aio_finish - finish asynchronous I/O operation == SYNOPSIS [source, c] ----------- #include void nng_aio_finish(nng_aio *aio, int err); ----------- == DESCRIPTION The `nng_aio_finish()` function marks operation associated with _aio_ as complete, with the status _err_. This will be the result returned by <>. This function causes the callback associated with the _aio_ to called. WARNING: It is mandatory that operation "providers" call this function *EXACTLY ONCE* when they are finished with the operation. After calling this function they *MUST NOT* perform any further accesses the _aio_. WARNING: This function is only for I/O providers (those actually performing the operation such as HTTP handler function or a transport provider); ordinary users of the _aio_ should not have any need for this function. == RETURN VALUES None. == ERRORS None. == SEE ALSO <>, <>, <>, <>