open-vault/vendor/golang.org/x/term/term_windows.go
Hridoy Roy a26d1300e8
Vault Dependency Upgrades [VAULT-871] (#10903)
* upgrade vault dependency set

* etcd and grpc issues:

* better for tests

* testing

* all upgrades for hashicorp deps

* kubernetes plugin upgrade seems to work

* kubernetes plugin upgrade seems to work

* etcd and a bunch of other stuff

* all vulnerable packages upgraded

* k8s is broken in linux env but not locally

* test fixes

* fix testing

* fix etcd and grpc

* fix etcd and grpc

* use master branch of go-testing-interface

* roll back etcd upgrade

* have to fix grpc since other vendors pull in grpc 1.35.0 but we cant due to etcd

* rolling back in the replace directives

* a few more testing dependencies to clean up

* fix go mod vendor
2021-02-18 12:31:57 -08:00

80 lines
2.1 KiB
Go

// Copyright 2019 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package term
import (
"os"
"golang.org/x/sys/windows"
)
type state struct {
mode uint32
}
func isTerminal(fd int) bool {
var st uint32
err := windows.GetConsoleMode(windows.Handle(fd), &st)
return err == nil
}
func makeRaw(fd int) (*State, error) {
var st uint32
if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
return nil, err
}
raw := st &^ (windows.ENABLE_ECHO_INPUT | windows.ENABLE_PROCESSED_INPUT | windows.ENABLE_LINE_INPUT | windows.ENABLE_PROCESSED_OUTPUT)
if err := windows.SetConsoleMode(windows.Handle(fd), raw); err != nil {
return nil, err
}
return &State{state{st}}, nil
}
func getState(fd int) (*State, error) {
var st uint32
if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
return nil, err
}
return &State{state{st}}, nil
}
func restore(fd int, state *State) error {
return windows.SetConsoleMode(windows.Handle(fd), state.mode)
}
func getSize(fd int) (width, height int, err error) {
var info windows.ConsoleScreenBufferInfo
if err := windows.GetConsoleScreenBufferInfo(windows.Handle(fd), &info); err != nil {
return 0, 0, err
}
return int(info.Window.Right - info.Window.Left + 1), int(info.Window.Bottom - info.Window.Top + 1), nil
}
func readPassword(fd int) ([]byte, error) {
var st uint32
if err := windows.GetConsoleMode(windows.Handle(fd), &st); err != nil {
return nil, err
}
old := st
st &^= (windows.ENABLE_ECHO_INPUT | windows.ENABLE_LINE_INPUT)
st |= (windows.ENABLE_PROCESSED_OUTPUT | windows.ENABLE_PROCESSED_INPUT)
if err := windows.SetConsoleMode(windows.Handle(fd), st); err != nil {
return nil, err
}
defer windows.SetConsoleMode(windows.Handle(fd), old)
var h windows.Handle
p, _ := windows.GetCurrentProcess()
if err := windows.DuplicateHandle(p, windows.Handle(fd), p, &h, 0, false, windows.DUPLICATE_SAME_ACCESS); err != nil {
return nil, err
}
f := os.NewFile(uintptr(h), "stdin")
defer f.Close()
return readPasswordLine(f)
}