ptz_rs232ctrl.h

1、基于韩国at2041芯片开发的Linux环境的DVR代码。 2、以原来代码进行了修改。 3、主要修改网络通讯出现异常问题处理 4、硬盘覆盖录像不起作用

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/********************************************************************************
 *                                                                              *
 * Copyright(C) 2004  Penta-Micro                                               *
 *                                                                              *
 * ALL RIGHT RESERVED                                                           *
 *                                                                              *
 * This software is the property of Penta-Micro and is furnished under          *
 * license by Penta-Micro. This software may be used only in accordance         *	
 * with the terms of said license. This copyright notice may not be             *
 * removed, modified or obliterated without the prior written permission        *
 * of Penta-Micro.                                                              *
 *                                                                              *
 * This software may not be copyed, transmitted, provided to or otherwise       *
 * made available to any other person, company, corporation	or other entity     *
 * except as specified in the terms of said license.                            *
 *                                                                              *
 * No right, title, ownership or other interest in the software is hereby       *
 * granted or transferred.                                                      *
 *                                                                              *
 * The information contained herein is subject to change without notice and     *
 * should not be construed as a commitment by Penta-Micro.                      *
 *                                                                              *
 ********************************************************************************
 
  MODULE NAME:  ptz_rs232ctrl.h
  
  REVISION HISTORY:
  
  Date       Ver Name                  Description
  ---------- --- --------------------- -----------------------------------------
  07/09/2003 1.0 Mhpark                Created   
  02/01/2005 1.1 JiGwanKang(xchannel)  Modify(arrangement) 
 ...............................................................................
 
  DESCRIPTION:
  
  This Module contains definition for ptz contol(rs232/422/485).
  
 ...............................................................................
*/    

#ifndef __PTZ_RS232CTRL_H
#define __PTZ_RS232CTRL_H


/** ************************************************************************* ** 
 ** includes
 ** ************************************************************************* **/
#include <sys/termios.h>

#include "typedef.h"
 
/** ************************************************************************* ** 
 ** defines
 ** ************************************************************************* **/
#define MAXREADCHARS 64
#define MAXFILECHARS  16

/** ************************************************************************* ** 
 ** typedefs
 ** ************************************************************************* **/
typedef struct {
	char *device;
	int baudrate;
	int databits;
	char parity;
	int stopbits;
	int xonxoff;
	int rtscts;
} tCommParms;

typedef struct {
	int   write;
	int   read;
	int   readlength;
	int   mdln;
	float  wait;
	float  pause;
	int   msec;
} tCmdParms;

typedef struct {
	int dtr;
	int rts;
} tMdLines;

typedef int tRS232; /* serial device handle */

/** ************************************************************************* ** 
 ** function prototypes
 ** ************************************************************************* **/
RETURN  rs232_init (tRS232, tCommParms *);
tRS232     rs232_open  (char const *);
RETURN  rs232_close (tRS232);
RETURN  rs232_send  (tRS232, char *, unsigned short int);
UNS8      *rs232_read (tRS232, char *, int);
void        rs232_wait (float, int);
void        Abort (tRS232);
void        sighandler (int whatever );
RETURN setBaudRate  (struct termios *rs232_attr, int baudrate);
RETURN setDataBits (struct termios *rs232_attr, int databits);
RETURN setParity (struct termios *rs232_attr, char parity);
RETURN setStopBits (struct termios *rs232_attr, int stopbits);
RETURN setFlowCtl (struct termios *rs232_attr, int xonxoff, int rtscts);
void        modemLine  (int *mdlns, int enabled, int mask);
RETURN rs232_mdlns (tRS232 rs232, tMdLines *mdLine);
RETURN SendComm (unsigned char *buff_sg, int size, unsigned int model_id);
void       Get_PTZ_Params(unsigned int vendor , tCommParms *commParm);
void        rs232_main (tCommParms *, tCmdParms *, unsigned char *, unsigned short int);

#endif /* __PTZ_RS232CTRL_H */