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This documentation is for version v1.0.0 of nng, but the latest released version is v1.3.0. see the documentation for v1.3.0 for the most up-to-date information.
nng_msg_append(3)

SYNOPSIS

#include <nng/nng.h>

int nng_msg_append(nng_msg *msg, const void *val, size_t size);

int nng_msg_append_u32(nng_msg *msg, uint32_t val32);

DESCRIPTION

The nng_msg_append() and nng_msg_append_u32() functions append data to the end of the body of message msg, reallocating it if necessary. The first function appends size bytes, copying them from val. The second function appends the value val32 in network-byte order (big-endian).

RETURN VALUES

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

ERRORS

NNG_ENOMEM

Insufficient free memory exists.

NNG Reference Manual vv1.0.0 © 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.