From 14bb08c1df8db9ec6c8a05520d4eee67971235d9 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Thu, 27 Sep 2018 20:03:23 +0200 Subject: mod tidy --- vendor/golang.org/x/net/icmp/ipv4.go | 61 ------------------------------------ 1 file changed, 61 deletions(-) delete mode 100644 vendor/golang.org/x/net/icmp/ipv4.go (limited to 'vendor/golang.org/x/net/icmp/ipv4.go') diff --git a/vendor/golang.org/x/net/icmp/ipv4.go b/vendor/golang.org/x/net/icmp/ipv4.go deleted file mode 100644 index ffc66ed..0000000 --- a/vendor/golang.org/x/net/icmp/ipv4.go +++ /dev/null @@ -1,61 +0,0 @@ -// Copyright 2014 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 icmp - -import ( - "encoding/binary" - "net" - "runtime" - - "golang.org/x/net/internal/socket" - "golang.org/x/net/ipv4" -) - -// freebsdVersion is set in sys_freebsd.go. -// See http://www.freebsd.org/doc/en/books/porters-handbook/freebsd-versions.html. -var freebsdVersion uint32 - -// ParseIPv4Header parses b as an IPv4 header of ICMP error message -// invoking packet, which is contained in ICMP error message. -func ParseIPv4Header(b []byte) (*ipv4.Header, error) { - if len(b) < ipv4.HeaderLen { - return nil, errHeaderTooShort - } - hdrlen := int(b[0]&0x0f) << 2 - if hdrlen > len(b) { - return nil, errBufferTooShort - } - h := &ipv4.Header{ - Version: int(b[0] >> 4), - Len: hdrlen, - TOS: int(b[1]), - ID: int(binary.BigEndian.Uint16(b[4:6])), - FragOff: int(binary.BigEndian.Uint16(b[6:8])), - TTL: int(b[8]), - Protocol: int(b[9]), - Checksum: int(binary.BigEndian.Uint16(b[10:12])), - Src: net.IPv4(b[12], b[13], b[14], b[15]), - Dst: net.IPv4(b[16], b[17], b[18], b[19]), - } - switch runtime.GOOS { - case "darwin": - h.TotalLen = int(socket.NativeEndian.Uint16(b[2:4])) - case "freebsd": - if freebsdVersion >= 1000000 { - h.TotalLen = int(binary.BigEndian.Uint16(b[2:4])) - } else { - h.TotalLen = int(socket.NativeEndian.Uint16(b[2:4])) - } - default: - h.TotalLen = int(binary.BigEndian.Uint16(b[2:4])) - } - h.Flags = ipv4.HeaderFlags(h.FragOff&0xe000) >> 13 - h.FragOff = h.FragOff & 0x1fff - if hdrlen-ipv4.HeaderLen > 0 { - h.Options = make([]byte, hdrlen-ipv4.HeaderLen) - copy(h.Options, b[ipv4.HeaderLen:]) - } - return h, nil -} -- cgit v1.2.3