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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_msg_dup(3)

SYNOPSIS

#include <nng/nng.h>

int nng_msg_dup(nng_msg **dup, nng_msg_t *orig);

DESCRIPTION

The nng_msg_dup() makes a duplicate of the original message orig, and saves the result in the location pointed by dup. The actual message body and header content is copied, but the duplicate may contain a different amount of unused space than the original message.

RETURN VALUES

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

ERRORS

NNG_ENOMEM

Insufficient free memory exists to duplicate a message.

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.