This documentation is for version v1.3.0 of NNG, but the latest released version is v1.7.2. see the documentation for v1.7.2 for the most up-to-date information.

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.