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vendor update for CSI 0.3.0

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gman
2018-07-18 16:47:22 +02:00
parent 6f484f92fc
commit 8ea659f0d5
6810 changed files with 438061 additions and 193861 deletions
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43
vendor/golang.org/x/net/icmp/extension.go generated vendored
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@ -4,7 +4,12 @@
package icmp
import "encoding/binary"
import (
"encoding/binary"
"golang.org/x/net/ipv4"
"golang.org/x/net/ipv6"
)
// An Extension represents an ICMP extension.
type Extension interface {
@ -38,7 +43,7 @@ func validExtensionHeader(b []byte) bool {
// It will return a list of ICMP extensions and an adjusted length
// attribute that represents the length of the padded original
// datagram field. Otherwise, it returns an error.
func parseExtensions(b []byte, l int) ([]Extension, int, error) {
func parseExtensions(typ Type, b []byte, l int) ([]Extension, int, error) {
// Still a lot of non-RFC 4884 compliant implementations are
// out there. Set the length attribute l to 128 when it looks
// inappropriate for backwards compatibility.
@ -48,20 +53,28 @@ func parseExtensions(b []byte, l int) ([]Extension, int, error) {
// header.
//
// See RFC 4884 for further information.
if 128 > l || l+8 > len(b) {
l = 128
}
if l+8 > len(b) {
return nil, -1, errNoExtension
}
if !validExtensionHeader(b[l:]) {
if l == 128 {
switch typ {
case ipv4.ICMPTypeExtendedEchoRequest, ipv6.ICMPTypeExtendedEchoRequest:
if len(b) < 8 || !validExtensionHeader(b) {
return nil, -1, errNoExtension
}
l = 128
if !validExtensionHeader(b[l:]) {
l = 0
default:
if 128 > l || l+8 > len(b) {
l = 128
}
if l+8 > len(b) {
return nil, -1, errNoExtension
}
if !validExtensionHeader(b[l:]) {
if l == 128 {
return nil, -1, errNoExtension
}
l = 128
if !validExtensionHeader(b[l:]) {
return nil, -1, errNoExtension
}
}
}
var exts []Extension
for b = b[l+4:]; len(b) >= 4; {
@ -82,6 +95,12 @@ func parseExtensions(b []byte, l int) ([]Extension, int, error) {
return nil, -1, err
}
exts = append(exts, ext)
case classInterfaceIdent:
ext, err := parseInterfaceIdent(b[:ol])
if err != nil {
return nil, -1, err
}
exts = append(exts, ext)
}
b = b[ol:]
}