added common library for plugins

1 files changed, 101 insertions, 0 deletions

diff --git a/plugins/common/serialport.hpp b/plugins/common/serialport.hpp
new file mode 100644
index 00000000..50623806
--- /dev/null
+++ b/plugins/common/serialport.hpp
@@ -0,0 +1,101 @@
+#ifndef _SERIALPORT_H_
+#define _SERIALPORT_H_
+
+#include "abstractio.hpp"
+#include "debugout.h"
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <termios.h>
+#include <errno.h>
+
+class SerialPort: public AbstractIo
+{
+public:
+	SerialPort(std::string _tty)
+		:tty(_tty)
+	{
+
+	}
+
+	~SerialPort()
+	{
+		close();
+	}
+
+	bool open()
+	{
+		fd = ::open(tty.c_str(), O_RDWR, O_NOCTTY);
+
+		if(fd == -1)
+		{
+			DebugOut()<<"Cannot open serial device."<<endl;
+			return false;
+		}
+
+		struct termios oldtio;
+		tcgetattr(fd,&oldtio);
+
+		oldtio.c_cflag |= CS8 | CLOCAL | CREAD;
+
+		oldtio.c_iflag |= IGNPAR;
+		oldtio.c_iflag &= ~(ICRNL | IMAXBEL);
+
+
+		oldtio.c_oflag &= ~OPOST;
+
+		oldtio.c_lflag |= ECHOE | ECHOK | ECHOCTL | ECHOKE;
+		oldtio.c_lflag &= ~(ECHO | ICANON | ISIG);
+
+		//oldtio.c_cc[VEOL]     = '\r';
+
+		cfsetispeed(&oldtio, B9600);
+		cfsetospeed(&oldtio, B9600);
+
+		tcflush(fd, TCIFLUSH);
+		tcsetattr(fd, TCSANOW, &oldtio);
+
+		fcntl(fd,F_SETFL,O_NONBLOCK);
+
+		return true;
+	}
+
+	int fileDescriptor() { return fd; }
+
+	bool close()
+	{
+		::close(fd);
+	}
+
+	std::string read()
+	{
+		memset(buff,'\0',sizeof(buff));
+		int bytesread = ::read(fd,buff,512);
+
+		/*if(bytesread == -1)
+			perror("Error while reading: ");*/
+
+		return std::string(buff);
+	}
+
+	void write(std::string data)
+	{
+		int written = ::write(fd,data.c_str(),data.length());
+		if(written == -1)
+		{
+			DebugOut()<<"Unable to write"<<endl;
+		}
+	}
+
+private:
+	int fd;
+	std::string tty;
+	char buff[512];
+};
+
+
+#endif