48 lines
994 B
Go
48 lines
994 B
Go
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package operatingsystem
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import (
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"syscall"
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"unsafe"
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)
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// See https://code.google.com/p/go/source/browse/src/pkg/mime/type_windows.go?r=d14520ac25bf6940785aabb71f5be453a286f58c
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// for a similar sample
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func GetOperatingSystem() (string, error) {
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var h syscall.Handle
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// Default return value
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ret := "Unknown Operating System"
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if err := syscall.RegOpenKeyEx(syscall.HKEY_LOCAL_MACHINE,
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syscall.StringToUTF16Ptr(`SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\`),
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0,
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syscall.KEY_READ,
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&h); err != nil {
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return ret, err
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}
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defer syscall.RegCloseKey(h)
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var buf [1 << 10]uint16
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var typ uint32
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n := uint32(len(buf) * 2) // api expects array of bytes, not uint16
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if err := syscall.RegQueryValueEx(h,
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syscall.StringToUTF16Ptr("ProductName"),
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nil,
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&typ,
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(*byte)(unsafe.Pointer(&buf[0])),
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&n); err != nil {
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return ret, err
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}
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ret = syscall.UTF16ToString(buf[:])
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return ret, nil
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}
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// No-op on Windows
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func IsContainerized() (bool, error) {
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return false, nil
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}
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