Merge pull request #201 from Bytom/v0.1

[bytom/vapor.git] / vendor / github.com / whyrusleeping / tar-utils / sanitize_windows.go

diff --git a/vendor/github.com/whyrusleeping/tar-utils/sanitize_windows.go b/vendor/github.com/whyrusleeping/tar-utils/sanitize_windows.go
deleted file mode 100644 (file)
index 36fbe52..0000000
--- a/vendor/github.com/whyrusleeping/tar-utils/sanitize_windows.go
+++ /dev/null
@@ -1,83 +0,0 @@
-package tar
-
-import (
-       "fmt"
-       "net/url"
-       "os"
-       "path/filepath"
-       "regexp"
-       "strings"
-)
-
-//https://msdn.microsoft.com/en-us/library/windows/desktop/aa365247(v=vs.85).aspx
-var reservedNames = [...]string{"CON", "PRN", "AUX", "NUL", "COM1", "COM2", "COM3", "COM4", "COM5", "COM6", "COM7", "COM8", "COM9", "LPT1", "LPT2", "LPT3", "LPT4", "LPT5", "LPT6", "LPT7", "LPT8", "LPT9"}
-var reservedCharsRegex *regexp.Regexp
-
-const reservedCharsStr = `[<>:"\\|?*]`                    //NOTE: `/` is not included as it is our standard path separator
-const reservedNamesRegexFmt = `(?i)^(%s)(?: *%s*)?[^\w ]` // $reservedName, $reservedCharsStr
-
-func init() {
-       reservedCharsRegex = regexp.MustCompile(reservedCharsStr)
-}
-
-func isNullDevice(path string) bool {
-       if len(path) != 3 {
-               return false
-       }
-       if path[0]|0x20 != 'n' {
-               return false
-       }
-       if path[1]|0x20 != 'u' {
-               return false
-       }
-       if path[2]|0x20 != 'l' {
-               return false
-       }
-       return true
-}
-
-func sanitizePath(path string) (string, error) {
-       pathElements := strings.Split(path, "/")
-
-       //first pass: strip illegal tail & prefix reserved names `CON .` -> `_CON`
-       for pi := range pathElements {
-               pathElements[pi] = strings.TrimRight(pathElements[pi], ". ") //MSDN: Do not end a file or directory name with a space or a period
-
-               for _, rn := range reservedNames {
-                       re, _ := regexp.Compile(fmt.Sprintf(reservedNamesRegexFmt, rn, reservedCharsStr)) //no err, regex is a constant with guaranteed constant arguments
-                       if matched := re.MatchString(pathElements[pi]); matched {
-                               pathElements[pi] = "_" + pathElements[pi]
-                               break
-                       }
-               }
-       }
-
-       //second pass: scan and encode reserved characters ? -> %3F
-       res := strings.Join(pathElements, `/`) //intentionally avoiding [file]path.Clean() being called with Join(); we do our own filtering first
-       illegalIndices := reservedCharsRegex.FindAllStringIndex(res, -1)
-
-       if illegalIndices != nil {
-               var lastIndex int
-               var builder strings.Builder
-               allocAssist := (len(res) - len(illegalIndices)) + (len(illegalIndices) * 3) //3 = encoded length
-               builder.Grow(allocAssist)
-
-               for _, si := range illegalIndices {
-                       builder.WriteString(res[lastIndex:si[0]])              //append up to problem char
-                       builder.WriteString(url.QueryEscape(res[si[0]:si[1]])) //escape and append problem char
-                       lastIndex = si[1]
-               }
-               builder.WriteString(res[lastIndex:]) //append remainder
-               res = builder.String()
-       }
-
-       return filepath.FromSlash(res), nil
-}
-
-func platformLink(inLink Link) error {
-       if strings.HasPrefix(inLink.Target, string(os.PathSeparator)) || strings.HasPrefix(inLink.Target, "/") {
-               return fmt.Errorf("Link target %q is relative to drive root (forbidden)", inLink.Target)
-       }
-
-       return nil
-}