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vendor: explicitly vendor golang.org/x/sys

Browse source 
Vendor golang.org/x/sys to get the UtimesNanoAt function defined for all
unix-like OSes. The function will be used in a successive commit.

This also re-vendors the other dependencies from glide.yaml.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
This commit is contained in:
Tobias Klauser 2017-10-20 11:38:03 +02:00
parent 8bcd48e401
commit 7742183cd4
398 changed files with 23547 additions and 37694 deletions
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73
vendor/golang.org/x/crypto/ssh/terminal/terminal.go generated vendored
View file

@ -132,11 +132,8 @@ const (
keyPasteEnd
)
var (
crlf = []byte{'\r', '\n'}
pasteStart = []byte{keyEscape, '[', '2', '0', '0', '~'}
pasteEnd = []byte{keyEscape, '[', '2', '0', '1', '~'}
)
var pasteStart = []byte{keyEscape, '[', '2', '0', '0', '~'}
var pasteEnd = []byte{keyEscape, '[', '2', '0', '1', '~'}
// bytesToKey tries to parse a key sequence from b. If successful, it returns
// the key and the remainder of the input. Otherwise it returns utf8.RuneError.
@ -336,7 +333,7 @@ func (t *Terminal) advanceCursor(places int) {
// So, if we are stopping at the end of a line, we
// need to write a newline so that our cursor can be
// advanced to the next line.
t.outBuf = append(t.outBuf, '\r', '\n')
t.outBuf = append(t.outBuf, '\n')
}
}
@ -596,35 +593,6 @@ func (t *Terminal) writeLine(line []rune) {
}
}
// writeWithCRLF writes buf to w but replaces all occurrences of \n with \r\n.
func writeWithCRLF(w io.Writer, buf []byte) (n int, err error) {
for len(buf) > 0 {
i := bytes.IndexByte(buf, '\n')
todo := len(buf)
if i >= 0 {
todo = i
}
var nn int
nn, err = w.Write(buf[:todo])
n += nn
if err != nil {
return n, err
}
buf = buf[todo:]
if i >= 0 {
if _, err = w.Write(crlf); err != nil {
return n, err
}
n += 1
buf = buf[1:]
}
}
return n, nil
}
func (t *Terminal) Write(buf []byte) (n int, err error) {
t.lock.Lock()
defer t.lock.Unlock()
@ -632,7 +600,7 @@ func (t *Terminal) Write(buf []byte) (n int, err error) {
if t.cursorX == 0 && t.cursorY == 0 {
// This is the easy case: there's nothing on the screen that we
// have to move out of the way.
return writeWithCRLF(t.c, buf)
return t.c.Write(buf)
}
// We have a prompt and possibly user input on the screen. We
@ -652,7 +620,7 @@ func (t *Terminal) Write(buf []byte) (n int, err error) {
}
t.outBuf = t.outBuf[:0]
if n, err = writeWithCRLF(t.c, buf); err != nil {
if n, err = t.c.Write(buf); err != nil {
return
}
@ -772,6 +740,8 @@ func (t *Terminal) readLine() (line string, err error) {
t.remainder = t.inBuf[:n+len(t.remainder)]
}
panic("unreachable") // for Go 1.0.
}
// SetPrompt sets the prompt to be used when reading subsequent lines.
@ -920,32 +890,3 @@ func (s *stRingBuffer) NthPreviousEntry(n int) (value string, ok bool) {
}
return s.entries[index], true
}
// readPasswordLine reads from reader until it finds \n or io.EOF.
// The slice returned does not include the \n.
// readPasswordLine also ignores any \r it finds.
func readPasswordLine(reader io.Reader) ([]byte, error) {
var buf [1]byte
var ret []byte
for {
n, err := reader.Read(buf[:])
if n > 0 {
switch buf[0] {
case '\n':
return ret, nil
case '\r':
// remove \r from passwords on Windows
default:
ret = append(ret, buf[0])
}
continue
}
if err != nil {
if err == io.EOF && len(ret) > 0 {
return ret, nil
}
return ret, err
}
}
}

81
vendor/golang.org/x/crypto/ssh/terminal/terminal_test.go generated vendored
View file

@ -5,9 +5,7 @@
package terminal
import (
"bytes"
"io"
"os"
"testing"
)
@ -269,82 +267,3 @@ func TestTerminalSetSize(t *testing.T) {
}
}
}
func TestReadPasswordLineEnd(t *testing.T) {
var tests = []struct {
input string
want string
}{
{"\n", ""},
{"\r\n", ""},
{"test\r\n", "test"},
{"testtesttesttes\n", "testtesttesttes"},
{"testtesttesttes\r\n", "testtesttesttes"},
{"testtesttesttesttest\n", "testtesttesttesttest"},
{"testtesttesttesttest\r\n", "testtesttesttesttest"},
}
for _, test := range tests {
buf := new(bytes.Buffer)
if _, err := buf.WriteString(test.input); err != nil {
t.Fatal(err)
}
have, err := readPasswordLine(buf)
if err != nil {
t.Errorf("readPasswordLine(%q) failed: %v", test.input, err)
continue
}
if string(have) != test.want {
t.Errorf("readPasswordLine(%q) returns %q, but %q is expected", test.input, string(have), test.want)
continue
}
if _, err = buf.WriteString(test.input); err != nil {
t.Fatal(err)
}
have, err = readPasswordLine(buf)
if err != nil {
t.Errorf("readPasswordLine(%q) failed: %v", test.input, err)
continue
}
if string(have) != test.want {
t.Errorf("readPasswordLine(%q) returns %q, but %q is expected", test.input, string(have), test.want)
continue
}
}
}
func TestMakeRawState(t *testing.T) {
fd := int(os.Stdout.Fd())
if !IsTerminal(fd) {
t.Skip("stdout is not a terminal; skipping test")
}
st, err := GetState(fd)
if err != nil {
t.Fatalf("failed to get terminal state from GetState: %s", err)
}
defer Restore(fd, st)
raw, err := MakeRaw(fd)
if err != nil {
t.Fatalf("failed to get terminal state from MakeRaw: %s", err)
}
if *st != *raw {
t.Errorf("states do not match; was %v, expected %v", raw, st)
}
}
func TestOutputNewlines(t *testing.T) {
// \n should be changed to \r\n in terminal output.
buf := new(bytes.Buffer)
term := NewTerminal(buf, ">")
term.Write([]byte("1\n2\n"))
output := string(buf.Bytes())
const expected = "1\r\n2\r\n"
if output != expected {
t.Errorf("incorrect output: was %q, expected %q", output, expected)
}
}

47
vendor/golang.org/x/crypto/ssh/terminal/util.go generated vendored
View file

@ -17,6 +17,7 @@
package terminal // import "golang.org/x/crypto/ssh/terminal"
import (
"io"
"syscall"
"unsafe"
)
@ -43,13 +44,8 @@ func MakeRaw(fd int) (*State, error) {
}
newState := oldState.termios
// This attempts to replicate the behaviour documented for cfmakeraw in
// the termios(3) manpage.
newState.Iflag &^= syscall.IGNBRK | syscall.BRKINT | syscall.PARMRK | syscall.ISTRIP | syscall.INLCR | syscall.IGNCR | syscall.ICRNL | syscall.IXON
newState.Oflag &^= syscall.OPOST
newState.Lflag &^= syscall.ECHO | syscall.ECHONL | syscall.ICANON | syscall.ISIG | syscall.IEXTEN
newState.Cflag &^= syscall.CSIZE | syscall.PARENB
newState.Cflag |= syscall.CS8
newState.Iflag &^= syscall.ISTRIP | syscall.INLCR | syscall.ICRNL | syscall.IGNCR | syscall.IXON | syscall.IXOFF
newState.Lflag &^= syscall.ECHO | syscall.ICANON | syscall.ISIG
if _, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), ioctlWriteTermios, uintptr(unsafe.Pointer(&newState)), 0, 0, 0); err != 0 {
return nil, err
}
@ -71,10 +67,8 @@ func GetState(fd int) (*State, error) {
// Restore restores the terminal connected to the given file descriptor to a
// previous state.
func Restore(fd int, state *State) error {
if _, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), ioctlWriteTermios, uintptr(unsafe.Pointer(&state.termios)), 0, 0, 0); err != 0 {
return err
}
return nil
_, _, err := syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), ioctlWriteTermios, uintptr(unsafe.Pointer(&state.termios)), 0, 0, 0)
return err
}
// GetSize returns the dimensions of the given terminal.
@ -87,13 +81,6 @@ func GetSize(fd int) (width, height int, err error) {
return int(dimensions[1]), int(dimensions[0]), nil
}
// passwordReader is an io.Reader that reads from a specific file descriptor.
type passwordReader int
func (r passwordReader) Read(buf []byte) (int, error) {
return syscall.Read(int(r), buf)
}
// ReadPassword reads a line of input from a terminal without local echo. This
// is commonly used for inputting passwords and other sensitive data. The slice
// returned does not include the \n.
@ -115,5 +102,27 @@ func ReadPassword(fd int) ([]byte, error) {
syscall.Syscall6(syscall.SYS_IOCTL, uintptr(fd), ioctlWriteTermios, uintptr(unsafe.Pointer(&oldState)), 0, 0, 0)
}()
return readPasswordLine(passwordReader(fd))
var buf [16]byte
var ret []byte
for {
n, err := syscall.Read(fd, buf[:])
if err != nil {
return nil, err
}
if n == 0 {
if len(ret) == 0 {
return nil, io.EOF
}
break
}
if buf[n-1] == '\n' {
n--
}
ret = append(ret, buf[:n]...)
if n < len(buf) {
break
}
}
return ret, nil
}

58
vendor/golang.org/x/crypto/ssh/terminal/util_plan9.go generated vendored
View file

@ -1,58 +0,0 @@
// Copyright 2016 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 terminal provides support functions for dealing with terminals, as
// commonly found on UNIX systems.
//
// Putting a terminal into raw mode is the most common requirement:
//
// oldState, err := terminal.MakeRaw(0)
// if err != nil {
// panic(err)
// }
// defer terminal.Restore(0, oldState)
package terminal
import (
"fmt"
"runtime"
)
type State struct{}
// IsTerminal returns true if the given file descriptor is a terminal.
func IsTerminal(fd int) bool {
return false
}
// MakeRaw put the terminal connected to the given file descriptor into raw
// mode and returns the previous state of the terminal so that it can be
// restored.
func MakeRaw(fd int) (*State, error) {
return nil, fmt.Errorf("terminal: MakeRaw not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}
// GetState returns the current state of a terminal which may be useful to
// restore the terminal after a signal.
func GetState(fd int) (*State, error) {
return nil, fmt.Errorf("terminal: GetState not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}
// Restore restores the terminal connected to the given file descriptor to a
// previous state.
func Restore(fd int, state *State) error {
return fmt.Errorf("terminal: Restore not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}
// GetSize returns the dimensions of the given terminal.
func GetSize(fd int) (width, height int, err error) {
return 0, 0, fmt.Errorf("terminal: GetSize not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}
// ReadPassword reads a line of input from a terminal without local echo. This
// is commonly used for inputting passwords and other sensitive data. The slice
// returned does not include the \n.
func ReadPassword(fd int) ([]byte, error) {
return nil, fmt.Errorf("terminal: ReadPassword not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}

128
vendor/golang.org/x/crypto/ssh/terminal/util_solaris.go generated vendored
View file

@ -1,128 +0,0 @@
// Copyright 2015 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.
// +build solaris
package terminal // import "golang.org/x/crypto/ssh/terminal"
import (
"golang.org/x/sys/unix"
"io"
"syscall"
)
// State contains the state of a terminal.
type State struct {
state *unix.Termios
}
// IsTerminal returns true if the given file descriptor is a terminal.
func IsTerminal(fd int) bool {
_, err := unix.IoctlGetTermio(fd, unix.TCGETA)
return err == nil
}
// ReadPassword reads a line of input from a terminal without local echo. This
// is commonly used for inputting passwords and other sensitive data. The slice
// returned does not include the \n.
func ReadPassword(fd int) ([]byte, error) {
// see also: http://src.illumos.org/source/xref/illumos-gate/usr/src/lib/libast/common/uwin/getpass.c
val, err := unix.IoctlGetTermios(fd, unix.TCGETS)
if err != nil {
return nil, err
}
oldState := *val
newState := oldState
newState.Lflag &^= syscall.ECHO
newState.Lflag |= syscall.ICANON | syscall.ISIG
newState.Iflag |= syscall.ICRNL
err = unix.IoctlSetTermios(fd, unix.TCSETS, &newState)
if err != nil {
return nil, err
}
defer unix.IoctlSetTermios(fd, unix.TCSETS, &oldState)
var buf [16]byte
var ret []byte
for {
n, err := syscall.Read(fd, buf[:])
if err != nil {
return nil, err
}
if n == 0 {
if len(ret) == 0 {
return nil, io.EOF
}
break
}
if buf[n-1] == '\n' {
n--
}
ret = append(ret, buf[:n]...)
if n < len(buf) {
break
}
}
return ret, nil
}
// MakeRaw puts the terminal connected to the given file descriptor into raw
// mode and returns the previous state of the terminal so that it can be
// restored.
// see http://cr.illumos.org/~webrev/andy_js/1060/
func MakeRaw(fd int) (*State, error) {
oldTermiosPtr, err := unix.IoctlGetTermios(fd, unix.TCGETS)
if err != nil {
return nil, err
}
oldTermios := *oldTermiosPtr
newTermios := oldTermios
newTermios.Iflag &^= syscall.IGNBRK | syscall.BRKINT | syscall.PARMRK | syscall.ISTRIP | syscall.INLCR | syscall.IGNCR | syscall.ICRNL | syscall.IXON
newTermios.Oflag &^= syscall.OPOST
newTermios.Lflag &^= syscall.ECHO | syscall.ECHONL | syscall.ICANON | syscall.ISIG | syscall.IEXTEN
newTermios.Cflag &^= syscall.CSIZE | syscall.PARENB
newTermios.Cflag |= syscall.CS8
newTermios.Cc[unix.VMIN] = 1
newTermios.Cc[unix.VTIME] = 0
if err := unix.IoctlSetTermios(fd, unix.TCSETS, &newTermios); err != nil {
return nil, err
}
return &State{
state: oldTermiosPtr,
}, nil
}
// Restore restores the terminal connected to the given file descriptor to a
// previous state.
func Restore(fd int, oldState *State) error {
return unix.IoctlSetTermios(fd, unix.TCSETS, oldState.state)
}
// GetState returns the current state of a terminal which may be useful to
// restore the terminal after a signal.
func GetState(fd int) (*State, error) {
oldTermiosPtr, err := unix.IoctlGetTermios(fd, unix.TCGETS)
if err != nil {
return nil, err
}
return &State{
state: oldTermiosPtr,
}, nil
}
// GetSize returns the dimensions of the given terminal.
func GetSize(fd int) (width, height int, err error) {
ws, err := unix.IoctlGetWinsize(fd, unix.TIOCGWINSZ)
if err != nil {
return 0, 0, err
}
return int(ws.Col), int(ws.Row), nil
}

39
vendor/golang.org/x/crypto/ssh/terminal/util_windows.go generated vendored
View file

@ -17,6 +17,7 @@
package terminal
import (
"io"
"syscall"
"unsafe"
)
@ -86,8 +87,8 @@ func MakeRaw(fd int) (*State, error) {
if e != 0 {
return nil, error(e)
}
raw := st &^ (enableEchoInput | enableProcessedInput | enableLineInput | enableProcessedOutput)
_, _, e = syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(fd), uintptr(raw), 0)
st &^= (enableEchoInput | enableProcessedInput | enableLineInput | enableProcessedOutput)
_, _, e = syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(fd), uintptr(st), 0)
if e != 0 {
return nil, error(e)
}
@ -122,13 +123,6 @@ func GetSize(fd int) (width, height int, err error) {
return int(info.size.x), int(info.size.y), nil
}
// passwordReader is an io.Reader that reads from a specific Windows HANDLE.
type passwordReader int
func (r passwordReader) Read(buf []byte) (int, error) {
return syscall.Read(syscall.Handle(r), buf)
}
// ReadPassword reads a line of input from a terminal without local echo. This
// is commonly used for inputting passwords and other sensitive data. The slice
// returned does not include the \n.
@ -151,5 +145,30 @@ func ReadPassword(fd int) ([]byte, error) {
syscall.Syscall(procSetConsoleMode.Addr(), 2, uintptr(fd), uintptr(old), 0)
}()
return readPasswordLine(passwordReader(fd))
var buf [16]byte
var ret []byte
for {
n, err := syscall.Read(syscall.Handle(fd), buf[:])
if err != nil {
return nil, err
}
if n == 0 {
if len(ret) == 0 {
return nil, io.EOF
}
break
}
if buf[n-1] == '\n' {
n--
}
if n > 0 && buf[n-1] == '\r' {
n--
}
ret = append(ret, buf[:n]...)
if n < len(buf) {
break
}
}
return ret, nil
}