038fe8cfea
Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com> Signed-off-by: Kenfe-Mickael Laventure <mickael.laventure@gmail.com> Signed-off-by: Anusha Ragunathan <anusha@docker.com>
60 lines
1.5 KiB
Go
60 lines
1.5 KiB
Go
package system
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import (
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"fmt"
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"syscall"
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"unsafe"
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)
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// OSVersion is a wrapper for Windows version information
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// https://msdn.microsoft.com/en-us/library/windows/desktop/ms724439(v=vs.85).aspx
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type OSVersion struct {
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Version uint32
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MajorVersion uint8
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MinorVersion uint8
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Build uint16
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}
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// GetOSVersion gets the operating system version on Windows. Note that
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// docker.exe must be manifested to get the correct version information.
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func GetOSVersion() (OSVersion, error) {
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var err error
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osv := OSVersion{}
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osv.Version, err = syscall.GetVersion()
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if err != nil {
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return osv, fmt.Errorf("Failed to call GetVersion()")
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}
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osv.MajorVersion = uint8(osv.Version & 0xFF)
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osv.MinorVersion = uint8(osv.Version >> 8 & 0xFF)
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osv.Build = uint16(osv.Version >> 16)
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return osv, nil
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}
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// Unmount is a platform-specific helper function to call
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// the unmount syscall. Not supported on Windows
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func Unmount(dest string) error {
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return nil
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}
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// CommandLineToArgv wraps the Windows syscall to turn a commandline into an argument array.
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func CommandLineToArgv(commandLine string) ([]string, error) {
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var argc int32
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argsPtr, err := syscall.UTF16PtrFromString(commandLine)
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if err != nil {
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return nil, err
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}
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argv, err := syscall.CommandLineToArgv(argsPtr, &argc)
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if err != nil {
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return nil, err
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}
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defer syscall.LocalFree(syscall.Handle(uintptr(unsafe.Pointer(argv))))
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newArgs := make([]string, argc)
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for i, v := range (*argv)[:argc] {
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newArgs[i] = string(syscall.UTF16ToString((*v)[:]))
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}
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return newArgs, nil
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}
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