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Line 28... Line 28...
28 
        int pressure;
 28 
        int pressure;
29 
        int temperature;
 29 
        int temperature;
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        time_t tstamp;
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        time_t tstamp;
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} mpoint;
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} mpoint;
32 
 
 32 
 
- 
 
 33 
int HeatStatus;
- 
 
 34 
 
33 
float GetTemp ()
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float GetTemp ()
34 
{
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{
35 
int fd;
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int fd;
36 
long anz, offset;
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long anz, offset;
37 
double delta_p;
 39 
double delta_p;
Line 77... Line 79...
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         */
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         */
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        if (t > (mp.tstamp + 600L))
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        if (t > (mp.tstamp + 600L))
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        {
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        {
80 
           SwitchOff ();
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           SwitchOff ();
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           syslog(LOG_DAEMON, "Warning: No temperature was meassured in the last 10 minutes!");
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           syslog(LOG_DAEMON, "Warning: No temperature was meassured in the last 10 minutes!");
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           close (fd);
 - 
 
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           return 9999.0;
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           return 9999.0;
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        }
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        }
85 
 
 86 
 
86 
	// Luftdruck
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	// Luftdruck
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	delta_p = pow((1.0 - (6.5 * 256.0) / 288000.0), 5.255);
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	delta_p = pow((1.0 - (6.5 * 256.0) / 288000.0), 5.255);
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	ActPressure = (float)(mp.pressure / 10.0) / delta_p;
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	ActPressure = (float)(mp.pressure / 10.0) / delta_p;
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	// Temperatur
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	// Temperatur
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	return ((float)mp.temperature - 10.0) / 10.0;
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	ActTemperature = ((float)mp.temperature - 10.0) / 10.0;
- 
 
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	return ActTemperature;
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}
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}
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void SwitchOn ()
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void SwitchOn ()
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{
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{
95 
int set_bits;
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int set_bits;
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 98 
 
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        if (serialDev.switch_fd < 0)
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        if (serialDev.switch_fd < 0)
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        {
 100 
        {
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           syslog(LOG_DAEMON, "Es war kein File handle geöffnet! (EIN)");
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           syslog(LOG_DAEMON, "Es war kein File handle geöffnet! (EIN)");
- 
 
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	   HeatStatus = 2;
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           return;
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           return;
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        }
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        }
102 
 
 105 
 
103 
        set_bits = CommandOn;
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        set_bits = CommandOn;
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 107 
 
105 
        if (ioctl(serialDev.switch_fd, TIOCMSET, &set_bits) == -1)
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        if (ioctl(serialDev.switch_fd, TIOCMSET, &set_bits) == -1)
- 
 
 109 
	{
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           syslog(LOG_DAEMON, "Fehler beim Einschalten!");
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           syslog(LOG_DAEMON, "Fehler beim Einschalten!");
- 
 
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	   HeatStatus = 2;
- 
 
 112 
	   return;
- 
 
 113 
	}
107 
 
 114 
 
108 
        syslog(LOG_INFO, "Heizung EIN");
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        syslog(LOG_INFO, "Heizung EIN (%.1f)", ActTemperature);
- 
 
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	HeatStatus = 1;
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}
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}
110 
 
 118 
 
111 
void SwitchOff ()
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void SwitchOff ()
112 
{
 120 
{
113 
int set_bits;
 121 
int set_bits;
114 
 
 122 
 
115 
        if (serialDev.switch_fd < 0)
 123 
        if (serialDev.switch_fd < 0)
116 
        {
 124 
        {
117 
           syslog(LOG_DAEMON, "Es war kein File handle geöffnet! (AUS)");
 125 
           syslog(LOG_DAEMON, "Es war kein File handle geöffnet! (AUS)");
- 
 
 126 
	   HeatStatus = 2;
118 
           return;
 127 
           return;
119 
        }
 128 
        }
120 
 
 129 
 
121 
        set_bits = CommandOff;
 130 
        set_bits = CommandOff;
122 
 
 131 
 
123 
        if (ioctl(serialDev.switch_fd, TIOCMSET, &set_bits) == -1)
 132 
        if (ioctl(serialDev.switch_fd, TIOCMSET, &set_bits) == -1)
- 
 
 133 
	{
124 
           syslog(LOG_DAEMON, "Fehler beim Ausschalten!");
 134 
           syslog(LOG_DAEMON, "Fehler beim Ausschalten!");
- 
 
 135 
	   HeatStatus = 2;
- 
 
 136 
	   return;
- 
 
 137 
	}
125 
 
 138 
 
126 
        syslog(LOG_INFO, "Heizung AUS");
 139 
        syslog(LOG_INFO, "Heizung AUS (%.1f)", ActTemperature);
- 
 
 140 
	HeatStatus = 0;
127 
}
 141 
}