[#OSSL_HPKE_get_public_encap_size]
= OSSL_HPKE_get_public_encap_size
:mrdocs:

Return the encapsulated public‐key size produced by OSSL_HPKE_encap() for `suite.`

== Synopsis

Declared in `<openssl/hpke.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
size_t
OSSL_HPKE_get_public_encap_size(OSSL_HPKE_SUITE suite);
----

== Return Value

Encapsulated key length in bytes, or 0 on error.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *suite*
| Suite whose KEM determines the encap length.
|===


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