[#CMAC_resume]
= CMAC_resume
:mrdocs:

Reinitialize a CMAC context after CMAC_Final() so more data can be absorbed (deprecated).

== Synopsis

Declared in `<openssl/cmac.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
CMAC_resume(xref:CMAC_CTX.adoc[CMAC_CTX]* ctx);
----

[WARNING]
====
https://en.cppreference.com/cpp/language/attributes/deprecated[Deprecated^]. Use of this entity is allowed but discouraged.
====
== Return Value

1 on success, or 0 if `ctx` was not initialized or Final was not called.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| CMAC context previously finished with CMAC_Final(); must still hold key material.
|===


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