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47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
1 year ago
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// SPDX-License-Identifier: BSD-3-Clause
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//go:build windows
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package sensors
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import (
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"context"
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"math"
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"github.com/shirou/gopsutil/v4/internal/common"
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"github.com/yusufpapurcu/wmi"
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)
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type msAcpi_ThermalZoneTemperature struct {
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Active bool
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CriticalTripPoint uint32
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CurrentTemperature uint32
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InstanceName string
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}
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func TemperaturesWithContext(ctx context.Context) ([]TemperatureStat, error) {
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var ret []TemperatureStat
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var dst []msAcpi_ThermalZoneTemperature
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q := wmi.CreateQuery(&dst, "")
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if err := common.WMIQueryWithContext(ctx, q, &dst, nil, "root/wmi"); err != nil {
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return ret, err
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}
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for _, v := range dst {
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ts := TemperatureStat{
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SensorKey: v.InstanceName,
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Temperature: kelvinToCelsius(v.CurrentTemperature, 2),
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}
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ret = append(ret, ts)
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}
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return ret, nil
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}
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func kelvinToCelsius(temp uint32, n int) float64 {
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// wmi return temperature Kelvin * 10, so need to divide the result by 10,
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// and then minus 273.15 to get °Celsius.
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t := float64(temp/10) - 273.15
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n10 := math.Pow10(n)
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return math.Trunc((t+0.5/n10)*n10) / n10
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}
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