[#BIO_get_port]
= BIO_get_port
:mrdocs:

Parse a service name or numeric port string (deprecated; prefer modern address APIs).

== Synopsis

Declared in `<openssl/bio.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
BIO_get_port(
    char const* str,
    unsigned short* port_ptr);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

1 on success, or 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *str*
| Port string such as "443" or a service name.
| *port_ptr*
| Receives the network‐byte‐order port number on success.
|===


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