Return the callback‐ctrl function installed on a BIO_METHOD.

Synopsis

Declared in <openssl/bio.h>

long(*
BIO_meth_get_callback_ctrl(BIO_METHOD const* biom))(BIO*, int, BIO_info_cb*);

Return Value

Callback‐ctrl function, or NULL if unset.

Parameters

Name

Description

biom

Method to query.

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