type key = Stdlib.Bytes.tval unsafe_of_bytes : bytes -> bytesval blit_of_bytes : bytes -> int -> bytesval genkey : unit -> Hacl_star__Hacl.bytesval secretbox :
key:Hacl_star__Hacl.bytes ->
nonce:Hacl_star__Hacl.bytes ->
msg:Hacl_star__Hacl.bytes ->
cmsg:Hacl_star__Hacl.bytes ->
unitval secretbox_open :
key:Hacl_star__Hacl.bytes ->
nonce:Hacl_star__Hacl.bytes ->
cmsg:Hacl_star__Hacl.bytes ->
msg:Hacl_star__Hacl.bytes ->
bool