[#CHKDF_HMAC_SHA256_L32]
= CHKDF_HMAC_SHA256_L32
:mrdocs:

A rfc5869 HKDF implementation with HMAC_SHA256 and fixed key output length of 32 bytes (L=32)

== Synopsis

Declared in `<crypto/hkdf_sha256_32.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
class CHKDF_HMAC_SHA256_L32;
----

== Member Functions

[cols="1,4"]
|===
| Name| Description
| xref:CHKDF_HMAC_SHA256_L32/2constructor.adoc[`CHKDF_HMAC_SHA256_L32`]         [.small]#[constructor]#
| Run the HKDF extract step over the input keying material and salt.
| xref:CHKDF_HMAC_SHA256_L32/Expand32.adoc[`Expand32`] 
| Run the HKDF expand step and write 32 bytes of output key material.
|===



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