KEYNUMLEN
uint8_t keynum[KEYNUMLEN];
memcpy(enckey.keynum, keynum, KEYNUMLEN);
memcpy(pubkey.keynum, keynum, KEYNUMLEN);
memcpy(sig.keynum, enckey.keynum, KEYNUMLEN);
if (memcmp(pubkey->keynum, sig->keynum, KEYNUMLEN) != 0)
uint8_t keynum[KEYNUMLEN];
uint8_t keynum[KEYNUMLEN];
uint8_t keynum[KEYNUMLEN];