[#CTLOG_new_from_base64_ex]
= CTLOG_new_from_base64_ex
:mrdocs:

Create a CT log from a base64‐encoded SubjectPublicKeyInfo DER key.

== Synopsis

Declared in `<openssl/ct.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
CTLOG_new_from_base64_ex(
    xref:CTLOG.adoc[CTLOG]** ct_log,
    char const* pkey_base64,
    char const* name,
    xref:OSSL_LIB_CTX.adoc[OSSL_LIB_CTX]* libctx,
    char const* propq);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ct_log*
| Receives the new CT log on success; free with CTLOG_free().
| *pkey_base64*
| Base64‐encoded SubjectPublicKeyInfo DER.
| *name*
| Human‐readable name for the log.
| *libctx*
| Library context to associate with the log.
| *propq*
| Property query string, or NULL.
|===


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