/*********************************************************************************
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* Copyright: (C) 2012 Guo Wenxue <guowenxue@gmail.com>
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* All rights reserved.
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*
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* Filename: cp_comport.h
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* Description: This head file is for the common TTY/Serial port operator library
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*
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* Version: 1.0.0(10/17/2011~)
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* Author: Guo Wenxue <guowenxue@gmail.com>
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* ChangeLog: 1, Release initial version on "10/17/2011 03:33:25 PM"
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*
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********************************************************************************/
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#ifndef _CP_COMPORT_H
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#define _CP_COMPORT_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <getopt.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <termios.h>
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#include <sys/stat.h>
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#include <sys/wait.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/select.h>
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#define BUF_64 64
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#ifndef DEVNAME_LEN
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#define DEVNAME_LEN 64
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#endif
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//#define COM_DEBUG
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#ifdef COM_DEBUG
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#define COM_PRINT(format,args...) printf(format, ##args)
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#else
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#define COM_PRINT(format,args...) do{} while(0);
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#endif
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//#define msleep(m) {struct timespec cSleep; cSleep.tv_sec = 0; cSleep.tv_nsec = m * 1000; nanosleep(&cSleep, 0);}
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typedef struct cp_comport_s
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{
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unsigned char databit, parity, stopbit, flowctrl, connected;
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char dev_name[DEVNAME_LEN];
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unsigned char used; /* This comport used or not now */
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int fd;
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int frag_size;
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long baudrate;
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} cp_comport_t;
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cp_comport_t *comport_init(const char *dev_name, int baudrate, const char *settings);
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void comport_close(cp_comport_t * comport);
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int comport_open(cp_comport_t * comport);
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void cp_comport_term(cp_comport_t * comport);
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int comport_recv(cp_comport_t * comport, char *buf, int buf_size, unsigned long timeout);
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int comport_send(cp_comport_t * comport, char *buf, int send_bytes);
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void set_settings(cp_comport_t * comport, const char *settings);
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void disp_settings(cp_comport_t * comport);
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void nonblock();
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int kbhit();
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#endif
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