Bump docker/cli to 06f34ba50786ec67761745c818e87baecc2ba139
Signed-off-by: ulyssessouza <ulyssessouza@gmail.com>pull/207/head
ulyssessouza
5 years ago
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package loader
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// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// https://github.com/golang/go/blob/master/LICENSE
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// This file contains utilities to check for Windows absolute paths on Linux.
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// The code in this file was largely copied from the Golang filepath package
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// https://github.com/golang/go/blob/1d0e94b1e13d5e8a323a63cd1cc1ef95290c9c36/src/path/filepath/path_windows.go#L12-L65
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func isSlash(c uint8) bool {
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return c == '\\' || c == '/'
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}
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// isAbs reports whether the path is a Windows absolute path.
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func isAbs(path string) (b bool) {
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l := volumeNameLen(path)
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if l == 0 {
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return false
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}
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path = path[l:]
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if path == "" {
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return false
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}
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return isSlash(path[0])
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}
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// volumeNameLen returns length of the leading volume name on Windows.
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// It returns 0 elsewhere.
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// nolint: gocyclo
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func volumeNameLen(path string) int {
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if len(path) < 2 {
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return 0
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}
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// with drive letter
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c := path[0]
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if path[1] == ':' && ('a' <= c && c <= 'z' || 'A' <= c && c <= 'Z') {
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return 2
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}
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// is it UNC? https://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx
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if l := len(path); l >= 5 && isSlash(path[0]) && isSlash(path[1]) &&
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!isSlash(path[2]) && path[2] != '.' {
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// first, leading `\\` and next shouldn't be `\`. its server name.
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for n := 3; n < l-1; n++ {
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// second, next '\' shouldn't be repeated.
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if isSlash(path[n]) {
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n++
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// third, following something characters. its share name.
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if !isSlash(path[n]) {
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if path[n] == '.' {
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break
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}
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for ; n < l; n++ {
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if isSlash(path[n]) {
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break
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}
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}
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return n
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}
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break
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}
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}
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}
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return 0
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}
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@ -0,0 +1,29 @@
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package store
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import (
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"errors"
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"io"
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)
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// LimitedReader is a fork of io.LimitedReader to override Read.
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type LimitedReader struct {
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R io.Reader
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N int64 // max bytes remaining
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}
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// Read is a fork of io.LimitedReader.Read that returns an error when limit exceeded.
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func (l *LimitedReader) Read(p []byte) (n int, err error) {
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if l.N < 0 {
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return 0, errors.New("read exceeds the defined limit")
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}
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if l.N == 0 {
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return 0, io.EOF
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}
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// have to cap N + 1 otherwise we won't hit limit err
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if int64(len(p)) > l.N+1 {
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p = p[0 : l.N+1]
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}
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n, err = l.R.Read(p)
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l.N -= int64(n)
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return n, err
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}
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