release/src/router/apcupsd/include/statmgr.h

   1 /*
   2  * Copyright (C) 2007 Adam Kropelin
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of version 2 of the GNU General
   6  * Public License as published by the Free Software Foundation.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public
  14  * License along with this program; if not, write to the Free
  15  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
  16  * MA 02111-1307, USA.
  17  */
  18
  19 #ifndef STATMGR_H
  20 #define STATMGR_H
  21
  22 #include "apc.h"
  23 #include "amutex.h"
  24 #include "alist.h"
  25 #include "astring.h"
  26
  27 #define MAX_STATS 256
  28 #define MAX_DATA  100
  29
  30
  31 class StatMgr
  32 {
  33 public:
  34
  35    StatMgr(const char *host, unsigned short port);
  36    ~StatMgr();
  37
  38    bool Update();
  39    astring Get(const char* key);
  40    bool GetAll(alist<astring> &keys, alist<astring> &values);
  41    bool GetEvents(alist<astring> &events);
  42    bool GetSummary(int &battstat, astring &statstr, astring &upsname);
  43
  44 private:
  45
  46    bool open();
  47    void close();
  48
  49    char *ltrim(char *str);
  50    void rtrim(char *str);
  51    char *trim(char *str);
  52
  53    void lock();
  54    void unlock();
  55
  56    struct keyval {
  57       const char *key;
  58       const char *value;
  59       char data[MAX_DATA];
  60    };
  61
  62    keyval          m_stats[MAX_STATS];
  63    astring         m_host;
  64    unsigned short  m_port;
  65    int             m_socket;
  66    amutex          m_mutex;
  67 };
  68
  69 #endif // STATMGR_H