message_in
if (scp->phase != message_in) { /* Unexpected disconnect */
scp->phase = message_in;
__le32 message_in[CCGX_MESSAGE_IN_MAX];
size_t size = sizeof(data->message_in);
memcpy(&data->message_in, buf, size);
memcpy(val, uc->op_data.message_in, val_len);