[#HMAC_CTX_reset]
= HMAC_CTX_reset
:mrdocs:

Reset an HMAC context to a reusable empty state (deprecated; prefer EVP_MAC).

== Synopsis

Declared in `<openssl/hmac.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[deprecated]]
int
HMAC_CTX_reset(xref:HMAC_CTX.adoc[HMAC_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 on failure.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *ctx*
| Context to clear and reinitialize for a new HMAC_Init_ex sequence.
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#