[#CTLOG_new_ex]
= CTLOG_new_ex
:mrdocs:

Create a CT log for `public_key` and `name` using `libctx` / `propq.` Takes ownership of `public_key` and copies `name.` Free with CTLOG_free().

== Synopsis

Declared in `<openssl/ct.h>`

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

== Return Value

A new CTLOG, or NULL if allocation fails or the key cannot be converted to DER.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *public_key*
| Log public key (ownership transferred).
| *name*
| Log name to copy.
| *libctx*
| Library context, or NULL for the default.
| *propq*
| Property query string, or NULL.
|===


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