consul/vendor/github.com/shirou/gopsutil/mem/mem_windows.go

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// +build windows
package mem
import (
"syscall"
"unsafe"
"github.com/shirou/gopsutil/internal/common"
)
var (
procGlobalMemoryStatusEx = common.Modkernel32.NewProc("GlobalMemoryStatusEx")
)
type memoryStatusEx struct {
cbSize uint32
dwMemoryLoad uint32
ullTotalPhys uint64 // in bytes
ullAvailPhys uint64
ullTotalPageFile uint64
ullAvailPageFile uint64
ullTotalVirtual uint64
ullAvailVirtual uint64
ullAvailExtendedVirtual uint64
}
func VirtualMemory() (*VirtualMemoryStat, error) {
var memInfo memoryStatusEx
memInfo.cbSize = uint32(unsafe.Sizeof(memInfo))
mem, _, _ := procGlobalMemoryStatusEx.Call(uintptr(unsafe.Pointer(&memInfo)))
if mem == 0 {
return nil, syscall.GetLastError()
}
ret := &VirtualMemoryStat{
Total: memInfo.ullTotalPhys,
Available: memInfo.ullAvailPhys,
UsedPercent: float64(memInfo.dwMemoryLoad),
}
ret.Used = ret.Total - ret.Available
return ret, nil
}
func SwapMemory() (*SwapMemoryStat, error) {
ret := &SwapMemoryStat{}
return ret, nil
}