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Diffstat (limited to '')
| -rw-r--r-- | src/measurement/sysfs.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/measurement/sysfs.h b/src/measurement/sysfs.h new file mode 100644 index 0000000..5b440f5 --- /dev/null +++ b/src/measurement/sysfs.h @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2011 Anssi Hannula + * + * This file is part of PowerTOP + * + * This program file 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; version 2 of the License. + * + * 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 in a file named COPYING; if not, write to the + * Free Software Foundation, Inc, + * 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301 USA + * or just google for it. + * + * Authors: + * Anssi Hannula <anssi.hannula@iki.fi> + */ +#ifndef INCLUDE_GUARD_SYSFS_H +#define INCLUDE_GUARD_SYSFS_H + +#include "measurement.h" + +class sysfs_power_meter: public power_meter { + char name[256]; + + double capacity; + double rate; + + bool get_sysfs_attr(const char *attribute, int *value); + bool is_present(); + double get_voltage(); + + bool set_rate_from_power(); + bool set_rate_from_current(double voltage); + bool set_capacity_from_energy(); + bool set_capacity_from_charge(double voltage); + + void measure(); +public: + sysfs_power_meter(const char *power_supply_name); + virtual void start_measurement(void); + virtual void end_measurement(void); + + virtual double power(void) { return rate; } + virtual double dev_capacity(void) { return capacity; } +}; + +#endif |