/**
 * Public platform independent Near Field Communication (NFC) library
 * 
 * Copyright (C) 2009, Roel Verdult
 * 
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation, either version 3 of the License, or (at your
 * option) any later version.
 * 
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 * 
 * 
 * @file rs232.h
 * @brief
 */

#ifndef _LIBNFC_RS232_H_
#define _LIBNFC_RS232_H_

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "defines.h"
#include "types.h"

// Handle platform specific includes
#ifndef _WIN32
  #include <termios.h>
  #include <sys/ioctl.h>
  #include <unistd.h>
  #include <fcntl.h>
  #include <sys/types.h>
  #include <sys/stat.h>
  #include <limits.h>
  #include <sys/time.h>
#else
  #include <windows.h>
#endif

// Define shortcut to types to make code more readable
typedef void* serial_port;
#define INVALID_SERIAL_PORT (void*)(~1)
#define CLAIMED_SERIAL_PORT (void*)(~2)

serial_port rs232_open(const char* pcPortName);
void rs232_close(const serial_port sp);

void rs232_set_speed(serial_port sp, const uint32_t uiPortSpeed);
uint32_t rs232_get_speed(const serial_port sp);

bool rs232_cts(const serial_port sp);

bool rs232_receive(const serial_port sp, byte_t* pbtRx, size_t* pszRxLen);
bool rs232_send(const serial_port sp, const byte_t* pbtTx, const size_t szTxLen);

#endif // _LIBNFC_RS232_H_