= nng_msg_body(3)
//
// Copyright 2018 Staysail Systems, Inc. <info@staysail.tech>
// Copyright 2018 Capitar IT Group BV <info@capitar.com>
//
// 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_msg_body - return message body

== SYNOPSIS

[source, c]
----
#include <nng/nng.h>

void *nng_msg_body(nng_msg *msg);
----

== DESCRIPTION

The `nng_msg_body()` function returns a pointer to the start of the body
content of the message _msg_.

NOTE: The value returned by this is invalidated by a call to any of the
functions that modify the message itself.
Such functions are
<<nng_msg_free.3#,`nng_msg_free()`>>,
<<nng_msg_realloc.3#,`nng_msg_realloc()`>>,
any of the <<nng_msg_trim.3#,`nng_msg_trim()`>>, 
<<nng_msg_chop.3#,`nng_msg_chop()`>>,
<<nng_msg_append.3#,`nng_msg_append()`>>, 
or <<nng_msg_insert.3#,`nng_msg_insert()`>> variants.

== RETURN VALUES

Pointer to start of message body.

== ERRORS

None.

== SEE ALSO

<<nng_msg_alloc.3#,nng_msg_alloc(3)>>,
<<nng_msg_append.3#,nng_msg_append(3)>>,
<<nng_msg_chop.3#,nng_msg_chop(3)>>,
<<nng_msg_free.3#,nng_msg_free(3)>>,
<<nng_msg_insert.3#,nng_msg_insert(3)>>,
<<nng_msg_len.3#,nng_msg_len(3)>>,
<<nng_msg_realloc.3#,nng_msg_realloc(3)>>,
<<nng_msg_trim.3#,nng_msg_trim(3)>>,
<<nng_msg.5#,nng_msg(5)>>,
<<nng.7#,nng(7)>>