1/* 2 * epsonds-io.h - Epson ESC/I-2 driver, low level I/O. 3 * 4 * Copyright (C) 2015 Tower Technologies 5 * Author: Alessandro Zummo <a.zummo@towertech.it> 6 * 7 * This file is part of the SANE package. 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation, version 2. 12 */ 13 14#ifndef epsonds_io_h 15#define epsonds_io_h 16 17#define USB_TIMEOUT (6 * 1000) 18#define USB_SHORT_TIMEOUT (1 * 800) 19 20size_t eds_send(epsonds_scanner *s, void *buf, size_t length, SANE_Status *status, size_t reply_len); 21size_t eds_recv(epsonds_scanner *s, void *buf, size_t length, SANE_Status *status); 22 23SANE_Status eds_txrx(epsonds_scanner *s, char *txbuf, size_t txlen, 24 char *rxbuf, size_t rxlen); 25 26SANE_Status eds_control(epsonds_scanner *s, void *buf, size_t buf_size); 27 28SANE_Status eds_fsy(epsonds_scanner *s); 29SANE_Status eds_fsx(epsonds_scanner *s); 30SANE_Status eds_lock(epsonds_scanner *s); 31 32#endif 33