open-consul/vendor/github.com/bgentry/speakeasy/speakeasy_windows.go
Sean Chittenden 333ff22e9a Manage dependencies via Godep
Embrace the future and use Go 1.6's vendor support via Godep.

Go 1.5 users should `export GO15VENDOREXPERIMENT=1`
2016-02-12 16:50:37 -08:00

44 lines
890 B
Go

// +build windows
package speakeasy
import (
"os"
"syscall"
)
// SetConsoleMode function can be used to change value of ENABLE_ECHO_INPUT:
// http://msdn.microsoft.com/en-us/library/windows/desktop/ms686033(v=vs.85).aspx
const ENABLE_ECHO_INPUT = 0x0004
func getPassword() (password string, err error) {
hStdin := syscall.Handle(os.Stdin.Fd())
var oldMode uint32
err = syscall.GetConsoleMode(hStdin, &oldMode)
if err != nil {
return
}
var newMode uint32 = (oldMode &^ ENABLE_ECHO_INPUT)
err = setConsoleMode(hStdin, newMode)
defer setConsoleMode(hStdin, oldMode)
if err != nil {
return
}
return readline()
}
func setConsoleMode(console syscall.Handle, mode uint32) (err error) {
dll := syscall.MustLoadDLL("kernel32")
proc := dll.MustFindProc("SetConsoleMode")
r, _, err := proc.Call(uintptr(console), uintptr(mode))
if r == 0 {
return err
}
return nil
}