wmsupermon/stat_dev.h

   1 /* Copyright (C) 2006 Sergei Golubchik
   2
   3    This program is free software; you can redistribute it and/or modify
   4    it under the terms of the GNU General Public License version 2
   5    as published by the Free Software Foundation
   6
   7    This program is distributed in the hope that it will be useful,
   8    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10    GNU General Public License for more details.
  11
  12    You should have received a copy of the GNU General Public License
  13    along with this program; if not, write to the Free Software
  14    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
  15
  16 /*
  17   originally based on
  18     WMgMon - Window Maker Generic Monitor
  19     by Nicolas Chauvat <nico@caesium.fr>
  20   which was based on
  21     WMMon from Antoine Nulle and Martijn Pieterse.
  22 */
  23
  24 #ifndef __STAT_DEV_H
  25 #define __STAT_DEV_H
  26
  27 #include <string.h>
  28 #include <stdio.h>
  29
  30 #define INIT 0
  31 #define NORMAL 1
  32 #define CLOSE 2
  33
  34 #define TEMP_SIZE     128
  35 #define STRARG_LEN    255
  36 #define NAME_LEN        3
  37 #define MIN_FILE_LEN 8192
  38 /******************************************************************************/
  39 /* stat_dev structure and related functions                                   */
  40 /******************************************************************************/
  41
  42 #define HIST_SIZE   55
  43 #define HIST_LAST   54
  44 #define SMOOTH_SIZE  8
  45
  46 /* note that P_SMOOTH and P_LOG *must* be 0 and 1 respectively */
  47 #define P_SMOOTH  (1L << 0)
  48 #define P_LOG     (1L << 1)
  49 #define P_LABEL   (1L << 2)
  50 #define P_FLOAT   (1L << 3)
  51 #define P_SMALL   (1L << 4)
  52 #define P_MEDIUM  (1L << 5)
  53 #define P_BIG     (1L << 6)
  54 #define P_SCALEDOWN (1L << 7)
  55
  56 #define P_SIZE    (P_SMALL | P_MEDIUM | P_BIG)
  57 /* the following is an index in stat_dev::hist[] array */
  58 #define P_HIST    (P_SMOOTH | P_LOG)
  59
  60 #define F_SINGLE_LINE 1 /* regex flag */
  61 #define F_DEBUG       2
  62 #define F_USED        4
  63
  64 typedef struct {
  65   double data[HIST_SIZE];
  66   double max;
  67   unsigned count;
  68 } history;
  69
  70 typedef struct {
  71   char  name[NAME_LEN+1]; /* cpu, mem, swap, i/o, etc. */
  72   double scale;
  73   double min,max;         /* range for the bar/graph */
  74   unsigned flags;         /* F_xxx from above */
  75   char *action;
  76   char *source;
  77
  78   regex_t regex;
  79   Expr *expr;
  80   double *diff_old, *diff_new, *sum_acc;
  81   unsigned nsum;          /* number of elements in sum_acc */
  82
  83   double value[P_SMOOTH+1];     /* "real-time" stat */
  84   double *smooth;               /* 0 if unused */
  85   history *hist[P_HIST+1];      /* 0 if unused */
  86
  87   unsigned update_interval;
  88   unsigned next_update;
  89   unsigned hist_update_interval;
  90   unsigned hist_next_update;
  91 } stat_dev;
  92
  93 void stat_dev_init(stat_dev * st);
  94 void stat_dev_initstat(stat_dev * st);
  95 void stat_dev_update_history (stat_dev * st);
  96 void update_stat(stat_dev *);
  97
  98 /*
  99  * END
 100  */
 101 #endif