[#SSL_dup]
= SSL_dup
:mrdocs:

Duplicate an SSL object that is still in its initial (pre‐handshake) state.

== Synopsis

Declared in `<openssl/ssl.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:SSL.adoc[SSL]*
SSL_dup(xref:SSL.adoc[SSL]* ssl);
----

== Return Value

New SSL with a subset of `ssl's` settings copied, the same handle if already active, or NULL on error / QUIC.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ssl*
| SSL connection to copy; must not have started the handshake (else refcount is bumped instead).
|===


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