SCTP_READ_RANDOM
SCTP_READ_RANDOM(new_key->key + sizeof(*ph), random_len);
SCTP_READ_RANDOM(new_key->key, keylen);
SCTP_READ_RANDOM(randp->random_data, SCTP_AUTH_RANDOM_SIZE_DEFAULT);
SCTP_READ_RANDOM(m->random_numbers, sizeof(m->random_numbers));