Local Open Scope logic.

Lemma AUX s I n bytes J ss: mbedtls_HMAC256_DRBG_generate_function s I n [] =
ENTROPY.success (bytes, J) ss ->
hmac256drbgabs_generate I s n [] =
match J with ((((VV, KK), RC), _), PR) =>
HMAC256DRBGabs KK VV RC (hmac256drbgabs_entropy_len I) PR
(hmac256drbgabs_reseed_interval I)
end.