---
name: "xs_msg_size"
section: "3"
platform: "linux"
package: "libxs-dev"
version: "1.2.0-2"
release: "Debian 10 (Buster)"
platforms: ["linux"]
url: "https://new.carta.tech/xs_msg_size"
---

# xs\_msg\_size(3)

retrieve message content size in bytes

## NAME

xs\_msg\_size - retrieve message content size in bytes

## SYNOPSIS

**size\_t xs\_msg\_size (xs\_msg\_t** *\*msg***);**

## DESCRIPTION

The *xs\_msg\_size()* function shall return the size in bytes of the content of the message object referenced by *msg*.

**Caution**\

Never access *xs\_msg\_t* members directly, instead always use the *xs\_msg* family of functions.

## RETURN VALUE

Upon successful completion, *xs\_msg\_size()* shall return the size of the message content in bytes.

## ERRORS

No errors are defined.

## SEE ALSO

[**xs\_msg\_data**(3)](/xs_msg_data/3.md) [**xs\_msg\_init**(3)](/xs_msg_init/3.md) [**xs\_msg\_init\_size**(3)](/xs_msg_init_size/3.md) [**xs\_msg\_init\_data**(3)](/xs_msg_init_data/3.md) [**xs\_msg\_close**(3)](/xs_msg_close/3.md) [**xs**(7)](/xs/7.md)

## AUTHORS

The Crossroads documentation was written by Martin Sustrik \<**sustrik@250bpm.com**\[1\]\> and Martin Lucina \<**martin@lucina.net**\[2\]\>.

## NOTES

- 1\.

  sustrik@250bpm.com

  mailto:sustrik@250bpm.com

- 2\.

  martin@lucina.net

  mailto:martin@lucina.net