nut/drivers/eaton-pdu-marlin-helpers.c
2022-06-29 12:37:36 +02:00

91 lines
2.8 KiB
C

/* eaton-pdu-marlin-helpers.c - helper routines for eaton-pdu-marlin-mib.c
* to monitor Eaton ePDUs branded as:
* G2 Marlin SW / MI / MO / MA
* G3 Shark SW / MI / MO / MA
*
* Copyright (C) 2017-2019
* Arnaud Quette <ArnaudQuette@Eaton.com>
* Copyright (C) 2017
* Jim Klimov <EvgenyKlimov@Eaton.com>
*
* Supported by Eaton <http://www.eaton.com>
* and previously MGE Office Protection Systems <http://www.mgeops.com>
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include "config.h" /* must be the first header */
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include "eaton-pdu-marlin-helpers.h"
#include "dstate.h"
#include "common.h"
/* Allow access to temperature_unit */
#include "snmp-ups.h"
/* Take string "unitsPresent" (ex: "0,3,4,5"), and count the amount
* of "," separators+1 using an inline function */
long marlin_device_count_fun(const char *daisy_dev_list)
{
long count = 0, i;
for (i = 0; daisy_dev_list[i] != '\0'; i++) {
if (daisy_dev_list[i] == ',') {
/* Each comma means a new device in the list */
count ++;
}
}
if (i > 0 && (daisy_dev_list[i - 1] != ',') ) {
/* Non-empty string => at least one device, and no trailing commas */
count ++;
}
upsdebugx(3, "%s: counted devices in '%s', got %ld",
__func__, daisy_dev_list, count);
return count;
}
/* Temperature unit consideration:
* only store the device unit, for converting to Celsius.
* Don't publish the device unit, since NUT will publish
* as Celsius in all cases */
const char *eaton_sensor_temperature_unit_fun(void *raw_snmp_value)
{
long snmp_value = *((long*)raw_snmp_value);
switch (snmp_value) {
case 0:
/* store the value, for temperature processing */
temperature_unit = TEMPERATURE_KELVIN;
break;
case 1:
/* store the value, for temperature processing */
temperature_unit = TEMPERATURE_CELSIUS;
break;
case 2:
/* store the value, for temperature processing */
temperature_unit = TEMPERATURE_FAHRENHEIT;
break;
default:
/* store the value, for temperature processing */
temperature_unit = TEMPERATURE_UNKNOWN;
break;
}
return "celsius";
}