eibdrv_admin.c

欧洲安装总线系统的USB串口接口驱动c程序源代码.软件代码由西门子公司提供

/* ---------------------------------------------------------------------------
   eibdrv_admin.c
   ---------------------------------------------------------------------------
   eibdrv_admin Version 0.2.1
   Copyright (C) 2002, Wolfgang Tumfart
                       Donaustrasse 104/9
                       A-2344 Maria Enzersdorf
                       Austria (Europe)
                       [e-mail]

   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.,
   675 Mass Ave, Cambridge, MA 02139, USA.
   --------------------------------------------------------------------------- */

/*  ---------------------------------------------------------------------------
    This program servers for output and change of internal parameter of
    the eibdrv driver like
    
       - mode, baudrate and serial port used,
       - size of buffers and their occupation
       
    and for visualization of internal statistical information about read
    and write actions delivered by the driver.
    
       Start: eibdrv_admin /dev/eibdrv   (Example)
    ---------------------------------------------------------------------------
 */   
/*  ---------------------------------------------------------------------------
    FormsLibrary is copyrighted by T.C. Zhao and Mark Overmars. It is not
    public domain, but may be used for running publically available free
    software.
    --------------------------------------------------------------------------- */

#include <stdlib.h>
#include <stdio.h>
#include <errno.h>
#include <termios.h>
#include <fcntl.h>

#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/time.h>

#include "forms.h"
#include "eibdrv.h"

#include "eibdrv_fl.h"


/*  Name of Panelfile for eibdrv_admin and number of message
    panels included.
 */
 
#define EIBDRV_ADMIN_PANELFILE "/sbin/eibdrv_admin.panel"
#define EIBDRV_ADMIN_PANELFILESIZE 13


#define EIBDRV_ADMIN_STATUS_NOTSET 0      // No status request sent yet
#define EIBDRV_ADMIN_STATUS_RESPONDED 1   // Status request msg acknowledged by BCU2
#define EIBDRV_ADMIN_STATUS_FAILED 2      // Status request msg ignored by BCU2

/*  Various color defines
 */

#define EIBDRV_ADMIN_COUNT_COL FL_PALEGREEN    // Size/Occupancy bar for values < 100%
#define EIBDRV_ADMIN_COUNT100_COL FL_TOMATO    // Size/Occupancy bar for value = 100%

#define EIBDRV_ADMIN_W1_COL FL_PALEGREEN       // Bar for 1-Writes and 0-Reads
#define EIBDRV_ADMIN_W2_COL FL_DARKCYAN        // Bar for 2-Writes and 1-Reads
#define EIBDRV_ADMIN_W3_COL FL_ORCHID          // Bar for 3-Writes and 2-Reads
#define EIBDRV_ADMIN_WFAILED_COL FL_TOMATO     // Bar for failed-Writes

#define EIBDRV_ADMIN_STATUS_RESPONDED_COL FL_PALEGREEN   // Box for Status msg acknowledged
#define EIBDRV_ADMIN_STATUS_FAILED_COL FL_TOMATO         // Box for Status msg ignored


/*  Main Form */

typedef struct 
   { FL_FORM *VisForm;
     void *vdata;
     char *cdata;
     long  ldata;

     FL_OBJECT *DeviceText;
     FL_OBJECT *ModeText;
     FL_OBJECT *BaudrateText;
     FL_OBJECT *PortText;

     FL_OBJECT *WProcSizeText;
     FL_OBJECT *RProcSizeText;
     FL_OBJECT *WProcOccText;
     FL_OBJECT *RProcOccText;
     FL_OBJECT *WProcOccBox;
     FL_OBJECT *WProcOccGroundBox;
     FL_OBJECT *RProcOccBox;
     FL_OBJECT *RProcOccGroundBox;
     FL_OBJECT *WMsgSizeText;
     FL_OBJECT *RMsgSizeText;
     FL_OBJECT *WMsgOccText;
     FL_OBJECT *WMsgOccBox;
     FL_OBJECT *WMsgOccGroundBox;
     
     FL_OBJECT *StatusBox;
     
     FL_OBJECT *TimeResetText;
     FL_OBJECT *TimeActualizeText;
     FL_OBJECT *TimeNextText;
     FL_OBJECT *ActIntervalCounter;
     FL_OBJECT *ActwoResetCheckbtn;
     FL_OBJECT *ActwResetCheckbtn;

     FL_OBJECT *WGroundBox;
     FL_OBJECT *WBox[4];
     FL_OBJECT *TotWText;
     FL_OBJECT *SecWText;
     FL_OBJECT *AvgWText;
     
     FL_OBJECT *RGroundBox;
     FL_OBJECT *RBox[3];
     FL_OBJECT *TotRText;
     FL_OBJECT *SecRText;
	
     FL_OBJECT *ResetStatBtn;
     FL_OBJECT *ActStatBtn;
     FL_OBJECT *ResizeBtn;
     FL_OBJECT *ResetProtBtn;
     FL_OBJECT *StatusBtn;
     FL_OBJECT *ExitBtn;
     
     FL_OBJECT *TimesTimer;
   } FD_VisForm;


/* Form for resizing process and message buffers */

typedef struct 
   { FL_FORM *VisForm;
     void *vdata;
     char *cdata;
     long  ldata;
     FL_OBJECT *WProcBufSizeEditfield;
     FL_OBJECT *RProcBufSizeEditfield;
     FL_OBJECT *WMsgBufSizeEditfield;
     FL_OBJECT *RMsgBufSizeEditfield;
     FL_OBJECT *OkBtn;
     FL_OBJECT *CancelBtn;
   } FD_ResizeBufferForm;


typedef struct
   { int mode;                         // Standard/Server mode of driver
     int symb_baudrate;                // symbolic constant of baudrate
     char *port;                       // serial port 
     unsigned long outbuf_size;        // outgoing messages (writes)
     unsigned long wpbuf_size;         // writing processes
     unsigned long rpbuf_size;         // reading processes
     unsigned long rpbuf_msgbuf_size;  // incoming messages (reads)
   } Eib_settings;
   

typedef struct 
   { FD_VisForm *MainForm;             // Main Form
     FD_ResizeBufferForm *ResizeBufferForm; // Resize buffers form
     int resbufform_visible;                // Resize buffers form shown/hidden
     PanelContent *Panels;             // all error and message panels
     int eib_fd;                       // file descriptor of eibdrv device
     int cleanup_code;                 // entry point in cleanup function
     Eib_settings *ftstation_settings; // settings of device
     Eib_statistics *ftstation_stat;   // internal statistics of device
     time_t stat_reset_time;           // time since last statistics reset
     time_t stat_get_time;             // time since last statistics actualization
     time_t stat_plan_time;            // time of next statistics actualization
     time_t act_interval;              // statistics actualization interval
   } Eib_bcu2_admin;


int baudrates[18][2]={ {B50,50},       // Table of symbolic baudrates and their integer 
                       {B75,75},       // value
                       {B110,110},
                       {B134,134},
                       {B150,150},
                       {B200,200},
                       {B300,300},
                       {B600,600},
                       {B1200,1200},
                       {B1800,1800},
                       {B2400,2400},
                       {B4800,4800}, 
                       {B9600,9600},
                       {B19200,19200},
                       {B38400,38400},
                       {B57600,57600},
                       {B115200,115200},
                       {B230400,230400}};


/*  --------------------------------------------------------------------------- 
    Various function prototypes.
    ---------------------------------------------------------------------------
*/

FD_VisForm *create_form_MainForm(void);
FD_ResizeBufferForm *create_form_ResizeBufferForm(void);
void cleanup(void *arg,int btn);


/*  --------------------------------------------------------------------------- 
    Allocation and deallocation of central struct of administrator.
    ---------------------------------------------------------------------------
 */
 
Eib_bcu2_admin *getEib_bcu2_admin()
{  Eib_bcu2_admin *help=(Eib_bcu2_admin *)fl_calloc(1,sizeof(Eib_bcu2_admin));

   help->resbufform_visible=FL_EXT_INVISIBLE;
   help->Panels=NULL;
   help->cleanup_code=0;
   help->ftstation_settings=(Eib_settings *)fl_calloc(1,sizeof(Eib_settings));
   help->ftstation_settings->port=NULL;
   help->ftstation_stat=(Eib_statistics *)fl_calloc(1,sizeof(Eib_statistics));
   return help;
}

void returnEib_bcu2_admin(Eib_bcu2_admin *admin)
{  free(admin->MainForm);
   free(admin->ResizeBufferForm);
   returnPanelContentA(admin->Panels,EIBDRV_ADMIN_PANELFILESIZE);
   if (admin->ftstation_settings->port!=NULL) free(admin->ftstation_settings->port);
   free(admin->ftstation_settings);
   free(admin->ftstation_stat);
   free(admin);
}

 
/*  --------------------------------------------------------------------------- 
    Creation of all forms and callbacks of all visual elements.
    ---------------------------------------------------------------------------
 */

void actualize_MainForm_BufSiz(Eib_bcu2_admin *admin)
{  char *helpstring=(char *)malloc(50*sizeof(char));

   if (admin->ftstation_settings->mode==FT_SERVERMODE)
   {  sprintf(helpstring,"%li",admin->ftstation_settings->wpbuf_size);
      fl_set_object_label(admin->MainForm->WProcSizeText,helpstring);  

      sprintf(helpstring,"%li",admin->ftstation_settings->rpbuf_size);
      fl_set_object_label(admin->MainForm->RProcSizeText,helpstring);  
 
      sprintf(helpstring,"%li",admin->ftstation_settings->outbuf_size);
      fl_set_object_label(admin->MainForm->WMsgSizeText,helpstring);  

      sprintf(helpstring,"%li",admin->ftstation_settings->rpbuf_msgbuf_size);
      fl_set_object_label(admin->MainForm->RMsgSizeText,helpstring);  
   }
   free(helpstring);
}


void actualize_MainForm_Stat(Eib_bcu2_admin *admin)
{  char *helpstring=(char *)malloc(50*sizeof(char));
   Eib_settings *settings=admin->ftstation_settings;
   Eib_statistics *stat=admin->ftstation_stat;
   FD_VisForm *form=admin->MainForm;
   double diff_time;
   unsigned long rw_ges;
   double rw_pt;
   int lowerbound;
   int i;
   int avg_w1time;

   if (admin->ftstation_settings->mode==FT_SERVERMODE)
   {  sprintf(helpstring,"%li",stat->wpbuf_count);
      fl_set_object_label(form->WProcOccText,helpstring);

      sprintf(helpstring,"%li",stat->rpbuf_count);
      fl_set_object_label(form->RProcOccText,helpstring);