46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
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// +build darwin
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// +build cgo
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package disk
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/*
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#cgo LDFLAGS: -framework CoreFoundation -framework IOKit
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#include <stdint.h>
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#include <CoreFoundation/CoreFoundation.h>
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#include "iostat_darwin.h"
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*/
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import "C"
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import (
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"context"
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"github.com/shirou/gopsutil/internal/common"
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)
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func IOCountersWithContext(ctx context.Context, names ...string) (map[string]IOCountersStat, error) {
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var buf [C.NDRIVE]C.DriveStats
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n, err := C.readdrivestat(&buf[0], C.int(len(buf)))
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if err != nil {
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return nil, err
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}
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ret := make(map[string]IOCountersStat, 0)
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for i := 0; i < int(n); i++ {
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d := IOCountersStat{
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ReadBytes: uint64(buf[i].read),
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WriteBytes: uint64(buf[i].written),
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ReadCount: uint64(buf[i].nread),
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WriteCount: uint64(buf[i].nwrite),
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ReadTime: uint64(buf[i].readtime / 1000 / 1000), // note: read/write time are in ns, but we want ms.
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WriteTime: uint64(buf[i].writetime / 1000 / 1000),
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IoTime: uint64((buf[i].readtime + buf[i].writetime) / 1000 / 1000),
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Name: C.GoString(&buf[i].name[0]),
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}
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if len(names) > 0 && !common.StringsHas(names, d.Name) {
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continue
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}
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ret[d.Name] = d
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}
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return ret, nil
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}
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