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61 lines
2.1 KiB
C
61 lines
2.1 KiB
C
/*
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* temperature.h: The header file for disk drive temperature sensing
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*
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* This program is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef TEMPERATURE_H_
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#define TEMPERATURE_H_
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#include <sys/types.h>
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#include "context.h"
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/**
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* This function is called after each nwipe_context_t has been created.
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* It initialises the temperature variables in each context and then
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* constructs a path that is placed in the context that points to the
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* appropriate /sys/class/hwmon/hwmonX directory that corresponds with
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* the particular drive represented in the context structure.
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* @param pointer to a drive context
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* @return returns 0 on success < 1 on error
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*/
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int nwipe_init_temperature( nwipe_context_t* );
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void nwipe_update_temperature( nwipe_context_t* );
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/**
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* Workaround for obtaining temperatures from SCSI/SAS drives
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* @param pointer to a drive context
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* @return returns 0 on success < 1 on error
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*/
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int nwipe_init_scsi_temperature( nwipe_context_t* );
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int nwipe_get_scsi_temperature( nwipe_context_t* );
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void nwipe_shut_scsi_temperature( nwipe_context_t* );
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/**
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* This function is normally called only once. It's called after both the
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* nwipe_init_temperature() function and nwipe_update_temperature()
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* functions have been called. It logs the drives critical, highest, lowest
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* and lowest critical temperatures. Not all drives report four temperatures.
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* @param pointer to a drive context
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*/
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void nwipe_log_drives_temperature_limits( nwipe_context_t* );
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#define NUMBER_OF_FILES 7
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#define NO_TEMPERATURE_DATA 1000000
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#endif /* TEMPERATURE_H_ */
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