/******************************************************************************  SCT, Serial Communication Tracer  **  CopyRight (C)  Bruce (ZhaoFei), zhaofei@zflogic.com*                               http://www.zflogic.com     **  All sources in the package are copyrighted under the the terms of GNU GPL******************************************************************************                                                                         *  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 2 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, write to the Free Software*  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA**  If you intend to use this pragram commercially on a regular basis you*  must contact the author for an appropriate donation.*                                                                       ***************************************************************************/#include "stdhdr.h"#include "util.h"#define TIO_L#include "tio.h"bool parse_frameset(devstat_t *dt,char *frameset)  {	char srate[30],sparity[30],swidth[30],sstop[30],*parv[4];	char tmpframe[100];	long rate;	uchar width;	int parc;	if(strlen(frameset) > sizeof(tmpframe)){		printf("too long characters in framset\n");		return false;	}		strcpy(tmpframe,frameset);	parseex(&parc,parv,tmpframe,4,',');	if(parc<4) {		printf("miss parameters in framset\n");		return false;	}	strcpy(srate,parv[0]);	strcpy(sparity,parv[1]);	strcpy(swidth,parv[2]);	strcpy(sstop,parv[3]);	rate=atol(srate);		switch(rate){		case 110:	dt->baudrate=B110;break;		case 300:	dt->baudrate= B300;break;		case 600:	dt->baudrate= B600;break;		case 1200:	dt->baudrate= B1200;break;		case 2400:	dt->baudrate= B2400;break;		case 4800:	dt->baudrate= B4800;break;		case 9600:	dt->baudrate= B9600;break;#ifdef COMPAT_WIN32		case 14400:	dt->baudrate= B14400;break;#endif		case 19200:	dt->baudrate= B19200;break;		case 38400:	dt->baudrate= B38400;break;		case 57600:	dt->baudrate= B57600;break;		case 115200:	dt->baudrate= B115200;break;#ifdef COMPAT_WIN32		case 128000:	dt->baudrate= B128000;break;		case 256000:	dt->baudrate= B256000;break;//		case 230400:    dt->baudrate= B230400;break;#endif						default:				printf("invalid rate as %d\n",rate);				return false;	}	if(!strcmp(sparity,"n")){		dt->parity=0;	} else if(!strcmp(sparity,"e")){		dt->parity=EVENPARITY;	} else if(!strcmp(sparity,"o")){		dt->parity=ODDPARITY;	} else {		printf("invalid parity as %s\n",sparity);			return false;	}	width=atoi(swidth);	switch(width){		case 5: dt->databits=CS5; break;		case 6: dt->databits=CS6; break;		case 7: dt->databits=CS7; break;		case 8: dt->databits=CS8; break;		default:{			printf("invalid databits as %d",width);			return false;		}	}	if(!strcmp(sstop,"1"))		dt->stopbits=0;	else if(!strcmp(sstop,"2"))		dt->stopbits=CSTOPB;	else {		printf("invalid stopbits as %s",sstop);		return false;	}    return true;}int tio_block(int fd, bool block){	int val;	if ( (val = fcntl(fd, F_GETFL, 0)) < 0)		return -1;	if (!block)		val|=O_NONBLOCK;	else		val &=~O_NONBLOCK;	if (fcntl(fd, F_SETFL, val) <0)		return -1;	return 0;}int tio_raw(int fd){	struct termios tios;	if (tcgetattr(fd, &tios) < 0)		return -1;	tios.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);	tios.c_iflag &= ~(BRKINT | ICRNL |INPCK | ISTRIP |IXON);	tios.c_cflag &= ~(CSIZE | PARENB);	//parity check off	tios.c_cflag |= CS8; //set 8 bit char	tios.c_oflag &= ~(OPOST); //output process off	tios.c_cc[VMIN]= 1;	tios.c_cc[VTIME] = 0;	if(tcsetattr(fd, TCSANOW, &tios) < 0)		return -1;	return 0;}int tio_echo(int fd, bool echo){	struct termios tios;	if (tcgetattr(fd, &tios) < 0)		return -1;	if (echo)		tios.c_lflag |= ECHO;	else		tios.c_lflag &= ~ECHO;	if(tcsetattr(fd, TCSANOW, &tios) < 0)		return -1;	return 0;}int tio_saveset(int fd, struct termios *save_tios){	if(tcgetattr(fd, save_tios) < 0)		return -1;	return 0;			}int tio_reset(int fd, struct termios *save_tios){	if(tcsetattr(fd, TCSANOW, save_tios) < 0)		return -1;	return 0;}int tio_cr2nl(int fd, int direction){	struct termios tios;	if(direction!=1 && direction!=0)		return -1;	if(tcgetattr(fd,&tios)<0)		return -1;	if(direction==1)		tios.c_iflag |= ICRNL;	else		tios.c_oflag |= OCRNL;	if(tcsetattr(fd,TCSANOW,&tios)<0)		return -1;	return 0;}