[#SSL_CTX_add_client_CA]
= SSL_CTX_add_client_CA
:mrdocs:

Add a CA subject name to the context's client‐CA list sent when requesting a client certificate.

== Synopsis

Declared in `<openssl/ssl.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
int
SSL_CTX_add_client_CA(
    xref:SSL_CTX.adoc[SSL_CTX]* ctx,
    xref:X509.adoc[X509]* x);
----

== Return Value

1 on success, or 0 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Server SSL context whose client‐CA list is extended (created if none was set).
| *x*
| Certificate whose subject name is appended (not taken ownership of).
|===


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