[#SSL_dup_CA_list]
= SSL_dup_CA_list
:mrdocs:

Deep‐copy a stack of CA subject names.

== Synopsis

Declared in `<openssl/ssl.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:stack_st_X509_NAME.adoc[stack_st_X509_NAME]*
SSL_dup_CA_list(xref:stack_st_X509_NAME.adoc[stack_st_X509_NAME] const* sk);
----

== Return Value

Newly allocated duplicate stack, or NULL on failure / when `sk` is NULL.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *sk*
| Source STACK_OF(X509_NAME), or NULL.
|===


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