[#BIO_method_type]
= BIO_method_type
:mrdocs:

Return the BIO type code of the method used by `b` (BIO_TYPE_*).

== Synopsis

Declared in `<openssl/bio.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
BIO_method_type(xref:BIO.adoc[BIO] const* b);
----

== Return Value

Type identifier such as BIO_TYPE_MEM or BIO_TYPE_SOCKET.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *b*
| BIO whose method type is queried.
|===


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