[#BIO_meth_set_recvmmsg]
= BIO&lowbar;meth&lowbar;set&lowbar;recvmmsg
:mrdocs:

Install the multi&hyphen;message receive callback on a BIO&lowbar;METHOD&period;

== Synopsis

Declared in `&lt;openssl&sol;bio&period;h&gt;`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
BIO&lowbar;meth&lowbar;set&lowbar;recvmmsg(
    xref:BIO_METHOD.adoc[BIO&lowbar;METHOD]* biom,
    int(* f)(xref:BIO.adoc[BIO]*, xref:BIO_MSG.adoc[BIO&lowbar;MSG]*, size&lowbar;t, size&lowbar;t, uint64&lowbar;t, size&lowbar;t*));
----

== Return Value

1 on success, or 0 on failure&period;

== Parameters

[cols="1,4"]
|===
| Name| Description
| *biom*
| Method table to update&period;
| *f*
| Callback implementing recvmmsg&hyphen;style reception into BIO&lowbar;MSG entries&period;
|===


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