| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "fmt" |
| 5 | "strings" |
| 6 | "unsafe" |
| 7 | |
| 8 | "golang.org/x/sys/windows" |
| 9 | "golang.org/x/sys/windows/registry" |
| 10 | ) |
| 11 | |
| 12 | func platformOSVersion() string { |
| 13 | v := windows.RtlGetVersion() |
| 14 | return fmt.Sprintf("Windows %d.%d build %d", v.MajorVersion, v.MinorVersion, v.BuildNumber) |
| 15 | } |
| 16 | |
| 17 | func platformOSBuild() (int, int) { |
| 18 | v := windows.RtlGetVersion() |
| 19 | revision := 0 |
| 20 | if k, err := registry.OpenKey(registry.LOCAL_MACHINE, `SOFTWARE\Microsoft\Windows NT\CurrentVersion`, registry.QUERY_VALUE); err == nil { |
| 21 | defer k.Close() |
| 22 | if ubr, _, readErr := k.GetIntegerValue("UBR"); readErr == nil { |
| 23 | revision = int(ubr) |
| 24 | } |
| 25 | } |
| 26 | return int(v.BuildNumber), revision |
| 27 | } |
| 28 | |
| 29 | func platformEnvironmentInfo() platformEnvironment { return platformEnvironment{} } |
| 30 | |
| 31 | func platformCPU() string { |
| 32 | k, err := registry.OpenKey(registry.LOCAL_MACHINE, `HARDWARE\DESCRIPTION\System\CentralProcessor\0`, registry.QUERY_VALUE) |
| 33 | if err != nil { |
| 34 | return "" |
| 35 | } |
| 36 | defer k.Close() |
| 37 | name, _, err := k.GetStringValue("ProcessorNameString") |
| 38 | if err != nil { |
| 39 | return "" |
| 40 | } |
| 41 | return strings.TrimSpace(name) |
| 42 | } |
| 43 | |
| 44 | func platformRAMBytes() uint64 { |
| 45 | var kb uint64 |
| 46 | proc := windows.NewLazySystemDLL("kernel32.dll").NewProc("GetPhysicallyInstalledSystemMemory") |
| 47 | if ret, _, _ := proc.Call(uintptr(unsafe.Pointer(&kb))); ret == 0 { |
| 48 | return 0 |
| 49 | } |
| 50 | return kb * 1024 |
| 51 | } |
| 52 |