[#CONF_load_bio]
= CONF_load_bio
:mrdocs:

Load configuration name/value pairs from a BIO into an LHASH (legacy API).

== Synopsis

Declared in `<openssl/conf.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:lhash_st_CONF_VALUE.adoc[lhash_st_CONF_VALUE]*
CONF_load_bio(
    xref:lhash_st_CONF_VALUE.adoc[lhash_st_CONF_VALUE]* conf,
    xref:BIO.adoc[BIO]* bp,
    long* eline);
----

== Return Value

The configuration hash, or NULL on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *conf*
| Existing hash to extend, or NULL to allocate a new one.
| *bp*
| BIO supplying OpenSSL CONF syntax.
| *eline*
| Optional receiver for the error line number on failure, or NULL.
|===


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