[#poly1305_donna]
= poly1305_donna
:mrdocs:

Low‐level Poly1305 routines based on the public domain poly1305‐donna implementation by Andrew Moon (poly1305‐donna‐32.h).

== Types

[cols="1,4"]
|===
| Name| Description
| xref:poly1305_donna/poly1305_context.adoc[`poly1305_context`] 
| Incremental state for a Poly1305 one‐time authenticator computation.
|===


== Functions

[cols="1,4"]
|===
| Name| Description
| xref:poly1305_donna/poly1305_finish.adoc[`poly1305_finish`] 
| Finish a Poly1305 computation and write the 16‐byte authentication tag.
| xref:poly1305_donna/poly1305_init.adoc[`poly1305_init`] 
| Initialize a Poly1305 state with a 32‐byte one‐time key.
| xref:poly1305_donna/poly1305_update.adoc[`poly1305_update`] 
| Feed message bytes into a Poly1305 state.
|===



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