OSSL_HPKE_MAX_PUBLIC
unsigned char sender_authpub[OSSL_HPKE_MAX_PUBLIC];
unsigned char kemctx[OSSL_HPKE_MAX_PUBLIC * 3];
unsigned char sender_pub[OSSL_HPKE_MAX_PUBLIC];
unsigned char recipient_pub[OSSL_HPKE_MAX_PUBLIC];
unsigned char recipient_pub[OSSL_HPKE_MAX_PUBLIC];