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-rw-r--r--lib/rs232/rs232.c873
-rw-r--r--lib/rs232/rs232.h88
2 files changed, 0 insertions, 961 deletions
diff --git a/lib/rs232/rs232.c b/lib/rs232/rs232.c
deleted file mode 100644
index 0ae2a59..0000000
--- a/lib/rs232/rs232.c
+++ /dev/null
@@ -1,873 +0,0 @@
-/*
-***************************************************************************
-*
-* Author: Teunis van Beelen
-*
-* Copyright (C) 2005 - 2019 Teunis van Beelen
-*
-* Email: teuniz@protonmail.com
-*
-***************************************************************************
-*
-* This program is free software: you can redistribute it and/or modify
-* it under the terms of the GNU 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 General Public License
-* along with this program. If not, see <http://www.gnu.org/licenses/>.
-*
-***************************************************************************
-*/
-
-
-/* Last revision: May 31, 2019 */
-/* Added support for hardware flow control using RTS and CTS lines */
-/* For more info and how to use this library, visit: http://www.teuniz.net/RS-232/ */
-
-
-#include "rs232.h"
-
-
-#if defined(__linux__) || defined(__FreeBSD__) /* Linux & FreeBSD */
-
-#define RS232_PORTNR 38
-
-
-int Cport[RS232_PORTNR],
- error;
-
-struct termios new_port_settings,
- old_port_settings[RS232_PORTNR];
-
-char *comports[RS232_PORTNR]={"/dev/ttyS0","/dev/ttyS1","/dev/ttyS2","/dev/ttyS3","/dev/ttyS4","/dev/ttyS5",
- "/dev/ttyS6","/dev/ttyS7","/dev/ttyS8","/dev/ttyS9","/dev/ttyS10","/dev/ttyS11",
- "/dev/ttyS12","/dev/ttyS13","/dev/ttyS14","/dev/ttyS15","/dev/ttyUSB0",
- "/dev/ttyUSB1","/dev/ttyUSB2","/dev/ttyUSB3","/dev/ttyUSB4","/dev/ttyUSB5",
- "/dev/ttyAMA0","/dev/ttyAMA1","/dev/ttyACM0","/dev/ttyACM1",
- "/dev/rfcomm0","/dev/rfcomm1","/dev/ircomm0","/dev/ircomm1",
- "/dev/cuau0","/dev/cuau1","/dev/cuau2","/dev/cuau3",
- "/dev/cuaU0","/dev/cuaU1","/dev/cuaU2","/dev/cuaU3"};
-
-int RS232_OpenComport(int comport_number, int baudrate, const char *mode, int flowctrl)
-{
- int baudr,
- status;
-
- if((comport_number>=RS232_PORTNR)||(comport_number<0))
- {
- printf("illegal comport number\n");
- return(1);
- }
-
- switch(baudrate)
- {
- case 50 : baudr = B50;
- break;
- case 75 : baudr = B75;
- break;
- case 110 : baudr = B110;
- break;
- case 134 : baudr = B134;
- break;
- case 150 : baudr = B150;
- break;
- case 200 : baudr = B200;
- break;
- case 300 : baudr = B300;
- break;
- case 600 : baudr = B600;
- break;
- case 1200 : baudr = B1200;
- break;
- case 1800 : baudr = B1800;
- break;
- case 2400 : baudr = B2400;
- break;
- case 4800 : baudr = B4800;
- break;
- case 9600 : baudr = B9600;
- break;
- case 19200 : baudr = B19200;
- break;
- case 38400 : baudr = B38400;
- break;
- case 57600 : baudr = B57600;
- break;
- case 115200 : baudr = B115200;
- break;
- case 230400 : baudr = B230400;
- break;
- case 460800 : baudr = B460800;
- break;
- case 500000 : baudr = B500000;
- break;
- case 576000 : baudr = B576000;
- break;
- case 921600 : baudr = B921600;
- break;
- case 1000000 : baudr = B1000000;
- break;
- case 1152000 : baudr = B1152000;
- break;
- case 1500000 : baudr = B1500000;
- break;
- case 2000000 : baudr = B2000000;
- break;
- case 2500000 : baudr = B2500000;
- break;
- case 3000000 : baudr = B3000000;
- break;
- case 3500000 : baudr = B3500000;
- break;
- case 4000000 : baudr = B4000000;
- break;
- default : printf("invalid baudrate\n");
- return(1);
- break;
- }
-
- int cbits=CS8,
- cpar=0,
- ipar=IGNPAR,
- bstop=0;
-
- if(strlen(mode) != 3)
- {
- printf("invalid mode \"%s\"\n", mode);
- return(1);
- }
-
- switch(mode[0])
- {
- case '8': cbits = CS8;
- break;
- case '7': cbits = CS7;
- break;
- case '6': cbits = CS6;
- break;
- case '5': cbits = CS5;
- break;
- default : printf("invalid number of data-bits '%c'\n", mode[0]);
- return(1);
- break;
- }
-
- switch(mode[1])
- {
- case 'N':
- case 'n': cpar = 0;
- ipar = IGNPAR;
- break;
- case 'E':
- case 'e': cpar = PARENB;
- ipar = INPCK;
- break;
- case 'O':
- case 'o': cpar = (PARENB | PARODD);
- ipar = INPCK;
- break;
- default : printf("invalid parity '%c'\n", mode[1]);
- return(1);
- break;
- }
-
- switch(mode[2])
- {
- case '1': bstop = 0;
- break;
- case '2': bstop = CSTOPB;
- break;
- default : printf("invalid number of stop bits '%c'\n", mode[2]);
- return(1);
- break;
- }
-
-/*
-http://pubs.opengroup.org/onlinepubs/7908799/xsh/termios.h.html
-
-http://man7.org/linux/man-pages/man3/termios.3.html
-*/
-
- Cport[comport_number] = open(comports[comport_number], O_RDWR | O_NOCTTY | O_NDELAY);
- if(Cport[comport_number]==-1)
- {
- perror("unable to open comport ");
- return(1);
- }
-
- /* lock access so that another process can't also use the port */
- if(flock(Cport[comport_number], LOCK_EX | LOCK_NB) != 0)
- {
- close(Cport[comport_number]);
- perror("Another process has locked the comport.");
- return(1);
- }
-
- error = tcgetattr(Cport[comport_number], old_port_settings + comport_number);
- if(error==-1)
- {
- close(Cport[comport_number]);
- flock(Cport[comport_number], LOCK_UN); /* free the port so that others can use it. */
- perror("unable to read portsettings ");
- return(1);
- }
- memset(&new_port_settings, 0, sizeof(new_port_settings)); /* clear the new struct */
-
- new_port_settings.c_cflag = cbits | cpar | bstop | CLOCAL | CREAD;
- if(flowctrl)
- {
- new_port_settings.c_cflag |= CRTSCTS;
- }
- new_port_settings.c_iflag = ipar;
- new_port_settings.c_oflag = 0;
- new_port_settings.c_lflag = 0;
- new_port_settings.c_cc[VMIN] = 0; /* block untill n bytes are received */
- new_port_settings.c_cc[VTIME] = 0; /* block untill a timer expires (n * 100 mSec.) */
-
- cfsetispeed(&new_port_settings, baudr);
- cfsetospeed(&new_port_settings, baudr);
-
- error = tcsetattr(Cport[comport_number], TCSANOW, &new_port_settings);
- if(error==-1)
- {
- tcsetattr(Cport[comport_number], TCSANOW, old_port_settings + comport_number);
- close(Cport[comport_number]);
- flock(Cport[comport_number], LOCK_UN); /* free the port so that others can use it. */
- perror("unable to adjust portsettings ");
- return(1);
- }
-
-/* http://man7.org/linux/man-pages/man4/tty_ioctl.4.html */
-
- if(ioctl(Cport[comport_number], TIOCMGET, &status) == -1)
- {
- tcsetattr(Cport[comport_number], TCSANOW, old_port_settings + comport_number);
- flock(Cport[comport_number], LOCK_UN); /* free the port so that others can use it. */
- perror("unable to get portstatus");
- return(1);
- }
-
- status |= TIOCM_DTR; /* turn on DTR */
- status |= TIOCM_RTS; /* turn on RTS */
-
- if(ioctl(Cport[comport_number], TIOCMSET, &status) == -1)
- {
- tcsetattr(Cport[comport_number], TCSANOW, old_port_settings + comport_number);
- flock(Cport[comport_number], LOCK_UN); /* free the port so that others can use it. */
- perror("unable to set portstatus");
- return(1);
- }
-
- return(0);
-}
-
-
-int RS232_PollComport(int comport_number, unsigned char *buf, int size)
-{
- int n;
-
- n = read(Cport[comport_number], buf, size);
-
- if(n < 0)
- {
- if(errno == EAGAIN) return 0;
- }
-
- return(n);
-}
-
-
-int RS232_SendByte(int comport_number, unsigned char byte)
-{
- int n = write(Cport[comport_number], &byte, 1);
- if(n < 0)
- {
- if(errno == EAGAIN)
- {
- return 0;
- }
- else
- {
- return 1;
- }
- }
-
- return(0);
-}
-
-
-int RS232_SendBuf(int comport_number, unsigned char *buf, int size)
-{
- int n = write(Cport[comport_number], buf, size);
- if(n < 0)
- {
- if(errno == EAGAIN)
- {
- return 0;
- }
- else
- {
- return -1;
- }
- }
-
- return(n);
-}
-
-
-void RS232_CloseComport(int comport_number)
-{
- int status;
-
- if(ioctl(Cport[comport_number], TIOCMGET, &status) == -1)
- {
- perror("unable to get portstatus");
- }
-
- status &= ~TIOCM_DTR; /* turn off DTR */
- status &= ~TIOCM_RTS; /* turn off RTS */
-
- if(ioctl(Cport[comport_number], TIOCMSET, &status) == -1)
- {
- perror("unable to set portstatus");
- }
-
- tcsetattr(Cport[comport_number], TCSANOW, old_port_settings + comport_number);
- close(Cport[comport_number]);
-
- flock(Cport[comport_number], LOCK_UN); /* free the port so that others can use it. */
-}
-
-/*
-Constant Description
-TIOCM_LE DSR (data set ready/line enable)
-TIOCM_DTR DTR (data terminal ready)
-TIOCM_RTS RTS (request to send)
-TIOCM_ST Secondary TXD (transmit)
-TIOCM_SR Secondary RXD (receive)
-TIOCM_CTS CTS (clear to send)
-TIOCM_CAR DCD (data carrier detect)
-TIOCM_CD see TIOCM_CAR
-TIOCM_RNG RNG (ring)
-TIOCM_RI see TIOCM_RNG
-TIOCM_DSR DSR (data set ready)
-
-http://man7.org/linux/man-pages/man4/tty_ioctl.4.html
-*/
-
-int RS232_IsDCDEnabled(int comport_number)
-{
- int status;
-
- ioctl(Cport[comport_number], TIOCMGET, &status);
-
- if(status&TIOCM_CAR) return(1);
- else return(0);
-}
-
-
-int RS232_IsRINGEnabled(int comport_number)
-{
- int status;
-
- ioctl(Cport[comport_number], TIOCMGET, &status);
-
- if(status&TIOCM_RNG) return(1);
- else return(0);
-}
-
-
-int RS232_IsCTSEnabled(int comport_number)
-{
- int status;
-
- ioctl(Cport[comport_number], TIOCMGET, &status);
-
- if(status&TIOCM_CTS) return(1);
- else return(0);
-}
-
-
-int RS232_IsDSREnabled(int comport_number)
-{
- int status;
-
- ioctl(Cport[comport_number], TIOCMGET, &status);
-
- if(status&TIOCM_DSR) return(1);
- else return(0);
-}
-
-
-void RS232_enableDTR(int comport_number)
-{
- int status;
-
- if(ioctl(Cport[comport_number], TIOCMGET, &status) == -1)
- {
- perror("unable to get portstatus");
- }
-
- status |= TIOCM_DTR; /* turn on DTR */
-
- if(ioctl(Cport[comport_number], TIOCMSET, &status) == -1)
- {
- perror("unable to set portstatus");
- }
-}
-
-
-void RS232_disableDTR(int comport_number)
-{
- int status;
-
- if(ioctl(Cport[comport_number], TIOCMGET, &status) == -1)
- {
- perror("unable to get portstatus");
- }
-
- status &= ~TIOCM_DTR; /* turn off DTR */
-
- if(ioctl(Cport[comport_number], TIOCMSET, &status) == -1)
- {
- perror("unable to set portstatus");
- }
-}
-
-
-void RS232_enableRTS(int comport_number)
-{
- int status;
-
- if(ioctl(Cport[comport_number], TIOCMGET, &status) == -1)
- {
- perror("unable to get portstatus");
- }
-
- status |= TIOCM_RTS; /* turn on RTS */
-
- if(ioctl(Cport[comport_number], TIOCMSET, &status) == -1)
- {
- perror("unable to set portstatus");
- }
-}
-
-
-void RS232_disableRTS(int comport_number)
-{
- int status;
-
- if(ioctl(Cport[comport_number], TIOCMGET, &status) == -1)
- {
- perror("unable to get portstatus");
- }
-
- status &= ~TIOCM_RTS; /* turn off RTS */
-
- if(ioctl(Cport[comport_number], TIOCMSET, &status) == -1)
- {
- perror("unable to set portstatus");
- }
-}
-
-
-void RS232_flushRX(int comport_number)
-{
- tcflush(Cport[comport_number], TCIFLUSH);
-}
-
-
-void RS232_flushTX(int comport_number)
-{
- tcflush(Cport[comport_number], TCOFLUSH);
-}
-
-
-void RS232_flushRXTX(int comport_number)
-{
- tcflush(Cport[comport_number], TCIOFLUSH);
-}
-
-
-#else /* windows */
-
-#define RS232_PORTNR 32
-
-HANDLE Cport[RS232_PORTNR];
-
-
-char *comports[RS232_PORTNR]={"\\\\.\\COM1", "\\\\.\\COM2", "\\\\.\\COM3", "\\\\.\\COM4",
- "\\\\.\\COM5", "\\\\.\\COM6", "\\\\.\\COM7", "\\\\.\\COM8",
- "\\\\.\\COM9", "\\\\.\\COM10", "\\\\.\\COM11", "\\\\.\\COM12",
- "\\\\.\\COM13", "\\\\.\\COM14", "\\\\.\\COM15", "\\\\.\\COM16",
- "\\\\.\\COM17", "\\\\.\\COM18", "\\\\.\\COM19", "\\\\.\\COM20",
- "\\\\.\\COM21", "\\\\.\\COM22", "\\\\.\\COM23", "\\\\.\\COM24",
- "\\\\.\\COM25", "\\\\.\\COM26", "\\\\.\\COM27", "\\\\.\\COM28",
- "\\\\.\\COM29", "\\\\.\\COM30", "\\\\.\\COM31", "\\\\.\\COM32"};
-
-char mode_str[128];
-
-
-int RS232_OpenComport(int comport_number, int baudrate, const char *mode, int flowctrl)
-{
- if((comport_number>=RS232_PORTNR)||(comport_number<0))
- {
- printf("illegal comport number\n");
- return(1);
- }
-
- switch(baudrate)
- {
- case 110 : strcpy(mode_str, "baud=110");
- break;
- case 300 : strcpy(mode_str, "baud=300");
- break;
- case 600 : strcpy(mode_str, "baud=600");
- break;
- case 1200 : strcpy(mode_str, "baud=1200");
- break;
- case 2400 : strcpy(mode_str, "baud=2400");
- break;
- case 4800 : strcpy(mode_str, "baud=4800");
- break;
- case 9600 : strcpy(mode_str, "baud=9600");
- break;
- case 19200 : strcpy(mode_str, "baud=19200");
- break;
- case 38400 : strcpy(mode_str, "baud=38400");
- break;
- case 57600 : strcpy(mode_str, "baud=57600");
- break;
- case 115200 : strcpy(mode_str, "baud=115200");
- break;
- case 128000 : strcpy(mode_str, "baud=128000");
- break;
- case 256000 : strcpy(mode_str, "baud=256000");
- break;
- case 500000 : strcpy(mode_str, "baud=500000");
- break;
- case 921600 : strcpy(mode_str, "baud=921600");
- break;
- case 1000000 : strcpy(mode_str, "baud=1000000");
- break;
- case 1500000 : strcpy(mode_str, "baud=1500000");
- break;
- case 2000000 : strcpy(mode_str, "baud=2000000");
- break;
- case 3000000 : strcpy(mode_str, "baud=3000000");
- break;
- default : printf("invalid baudrate\n");
- return(1);
- break;
- }
-
- if(strlen(mode) != 3)
- {
- printf("invalid mode \"%s\"\n", mode);
- return(1);
- }
-
- switch(mode[0])
- {
- case '8': strcat(mode_str, " data=8");
- break;
- case '7': strcat(mode_str, " data=7");
- break;
- case '6': strcat(mode_str, " data=6");
- break;
- case '5': strcat(mode_str, " data=5");
- break;
- default : printf("invalid number of data-bits '%c'\n", mode[0]);
- return(1);
- break;
- }
-
- switch(mode[1])
- {
- case 'N':
- case 'n': strcat(mode_str, " parity=n");
- break;
- case 'E':
- case 'e': strcat(mode_str, " parity=e");
- break;
- case 'O':
- case 'o': strcat(mode_str, " parity=o");
- break;
- default : printf("invalid parity '%c'\n", mode[1]);
- return(1);
- break;
- }
-
- switch(mode[2])
- {
- case '1': strcat(mode_str, " stop=1");
- break;
- case '2': strcat(mode_str, " stop=2");
- break;
- default : printf("invalid number of stop bits '%c'\n", mode[2]);
- return(1);
- break;
- }
-
- if(flowctrl)
- {
- strcat(mode_str, " xon=off to=off odsr=off dtr=on rts=off");
- }
- else
- {
- strcat(mode_str, " xon=off to=off odsr=off dtr=on rts=on");
- }
-
-/*
-http://msdn.microsoft.com/en-us/library/windows/desktop/aa363145%28v=vs.85%29.aspx
-
-http://technet.microsoft.com/en-us/library/cc732236.aspx
-
-https://docs.microsoft.com/en-us/windows/desktop/api/winbase/ns-winbase-_dcb
-*/
-
- Cport[comport_number] = CreateFileA(comports[comport_number],
- GENERIC_READ|GENERIC_WRITE,
- 0, /* no share */
- NULL, /* no security */
- OPEN_EXISTING,
- 0, /* no threads */
- NULL); /* no templates */
-
- if(Cport[comport_number]==INVALID_HANDLE_VALUE)
- {
- printf("unable to open comport\n");
- return(1);
- }
-
- DCB port_settings;
- memset(&port_settings, 0, sizeof(port_settings)); /* clear the new struct */
- port_settings.DCBlength = sizeof(port_settings);
-
- if(!BuildCommDCBA(mode_str, &port_settings))
- {
- printf("unable to set comport dcb settings\n");
- CloseHandle(Cport[comport_number]);
- return(1);
- }
-
- if(flowctrl)
- {
- port_settings.fOutxCtsFlow = TRUE;
- port_settings.fRtsControl = RTS_CONTROL_HANDSHAKE;
- }
-
- if(!SetCommState(Cport[comport_number], &port_settings))
- {
- printf("unable to set comport cfg settings\n");
- CloseHandle(Cport[comport_number]);
- return(1);
- }
-
- COMMTIMEOUTS Cptimeouts;
-
- Cptimeouts.ReadIntervalTimeout = MAXDWORD;
- Cptimeouts.ReadTotalTimeoutMultiplier = 0;
- Cptimeouts.ReadTotalTimeoutConstant = 0;
- Cptimeouts.WriteTotalTimeoutMultiplier = 0;
- Cptimeouts.WriteTotalTimeoutConstant = 0;
-
- if(!SetCommTimeouts(Cport[comport_number], &Cptimeouts))
- {
- printf("unable to set comport time-out settings\n");
- CloseHandle(Cport[comport_number]);
- return(1);
- }
-
- return(0);
-}
-
-
-int RS232_PollComport(int comport_number, unsigned char *buf, int size)
-{
- int n;
-
-/* added the void pointer cast, otherwise gcc will complain about */
-/* "warning: dereferencing type-punned pointer will break strict aliasing rules" */
-
- ReadFile(Cport[comport_number], buf, size, (LPDWORD)((void *)&n), NULL);
-
- return(n);
-}
-
-
-int RS232_SendByte(int comport_number, unsigned char byte)
-{
- int n;
-
- WriteFile(Cport[comport_number], &byte, 1, (LPDWORD)((void *)&n), NULL);
-
- if(n<0) return(1);
-
- return(0);
-}
-
-
-int RS232_SendBuf(int comport_number, unsigned char *buf, int size)
-{
- int n;
-
- if(WriteFile(Cport[comport_number], buf, size, (LPDWORD)((void *)&n), NULL))
- {
- return(n);
- }
-
- return(-1);
-}
-
-
-void RS232_CloseComport(int comport_number)
-{
- CloseHandle(Cport[comport_number]);
-}
-
-/*
-http://msdn.microsoft.com/en-us/library/windows/desktop/aa363258%28v=vs.85%29.aspx
-*/
-
-int RS232_IsDCDEnabled(int comport_number)
-{
- int status;
-
- GetCommModemStatus(Cport[comport_number], (LPDWORD)((void *)&status));
-
- if(status&MS_RLSD_ON) return(1);
- else return(0);
-}
-
-
-int RS232_IsRINGEnabled(int comport_number)
-{
- int status;
-
- GetCommModemStatus(Cport[comport_number], (LPDWORD)((void *)&status));
-
- if(status&MS_RING_ON) return(1);
- else return(0);
-}
-
-
-int RS232_IsCTSEnabled(int comport_number)
-{
- int status;
-
- GetCommModemStatus(Cport[comport_number], (LPDWORD)((void *)&status));
-
- if(status&MS_CTS_ON) return(1);
- else return(0);
-}
-
-
-int RS232_IsDSREnabled(int comport_number)
-{
- int status;
-
- GetCommModemStatus(Cport[comport_number], (LPDWORD)((void *)&status));
-
- if(status&MS_DSR_ON) return(1);
- else return(0);
-}
-
-
-void RS232_enableDTR(int comport_number)
-{
- EscapeCommFunction(Cport[comport_number], SETDTR);
-}
-
-
-void RS232_disableDTR(int comport_number)
-{
- EscapeCommFunction(Cport[comport_number], CLRDTR);
-}
-
-
-void RS232_enableRTS(int comport_number)
-{
- EscapeCommFunction(Cport[comport_number], SETRTS);
-}
-
-
-void RS232_disableRTS(int comport_number)
-{
- EscapeCommFunction(Cport[comport_number], CLRRTS);
-}
-
-/*
-https://msdn.microsoft.com/en-us/library/windows/desktop/aa363428%28v=vs.85%29.aspx
-*/
-
-void RS232_flushRX(int comport_number)
-{
- PurgeComm(Cport[comport_number], PURGE_RXCLEAR | PURGE_RXABORT);
-}
-
-
-void RS232_flushTX(int comport_number)
-{
- PurgeComm(Cport[comport_number], PURGE_TXCLEAR | PURGE_TXABORT);
-}
-
-
-void RS232_flushRXTX(int comport_number)
-{
- PurgeComm(Cport[comport_number], PURGE_RXCLEAR | PURGE_RXABORT);
- PurgeComm(Cport[comport_number], PURGE_TXCLEAR | PURGE_TXABORT);
-}
-
-
-#endif
-
-
-void RS232_cputs(int comport_number, const char *text) /* sends a string to serial port */
-{
- while(*text != 0) RS232_SendByte(comport_number, *(text++));
-}
-
-
-/* return index in comports matching to device name or -1 if not found */
-int RS232_GetPortnr(const char *devname)
-{
- int i;
-
- char str[32];
-
-#if defined(__linux__) || defined(__FreeBSD__) /* Linux & FreeBSD */
- strcpy(str, "/dev/");
-#else /* windows */
- strcpy(str, "\\\\.\\");
-#endif
- strncat(str, devname, 16);
- str[31] = 0;
-
- for(i=0; i<RS232_PORTNR; i++)
- {
- if(!strcmp(comports[i], str))
- {
- return i;
- }
- }
-
- return -1; /* device not found */
-}
-
-
-
-
-
-
-
-
-
-
-
diff --git a/lib/rs232/rs232.h b/lib/rs232/rs232.h
deleted file mode 100644
index 73a2040..0000000
--- a/lib/rs232/rs232.h
+++ /dev/null
@@ -1,88 +0,0 @@
-/*
-***************************************************************************
-*
-* Author: Teunis van Beelen
-*
-* Copyright (C) 2005 - 2019 Teunis van Beelen
-*
-* Email: teuniz@protonmail.com
-*
-***************************************************************************
-*
-* This program is free software: you can redistribute it and/or modify
-* it under the terms of the GNU 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 General Public License
-* along with this program. If not, see <http://www.gnu.org/licenses/>.
-*
-***************************************************************************
-*/
-
-/* Last revision: May 31, 2019 */
-
-/* For more info and how to use this library, visit: http://www.teuniz.net/RS-232/ */
-
-
-#ifndef rs232_INCLUDED
-#define rs232_INCLUDED
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-#include <stdio.h>
-#include <string.h>
-
-
-
-#if defined(__linux__) || defined(__FreeBSD__)
-
-#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/file.h>
-#include <errno.h>
-
-#else
-
-#include <windows.h>
-
-#endif
-
-int RS232_OpenComport(int, int, const char *, int);
-int RS232_PollComport(int, unsigned char *, int);
-int RS232_SendByte(int, unsigned char);
-int RS232_SendBuf(int, unsigned char *, int);
-void RS232_CloseComport(int);
-void RS232_cputs(int, const char *);
-int RS232_IsDCDEnabled(int);
-int RS232_IsRINGEnabled(int);
-int RS232_IsCTSEnabled(int);
-int RS232_IsDSREnabled(int);
-void RS232_enableDTR(int);
-void RS232_disableDTR(int);
-void RS232_enableRTS(int);
-void RS232_disableRTS(int);
-void RS232_flushRX(int);
-void RS232_flushTX(int);
-void RS232_flushRXTX(int);
-int RS232_GetPortnr(const char *);
-
-#ifdef __cplusplus
-} /* extern "C" */
-#endif
-
-#endif
-
-
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