From 621e49bb465f500cc46d47e39e828cf76d6381d7 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 24 Jul 2018 14:35:44 +0200 Subject: update vendor --- vendor/golang.org/x/net/ipv4/helper.go | 64 ++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 vendor/golang.org/x/net/ipv4/helper.go (limited to 'vendor/golang.org/x/net/ipv4/helper.go') diff --git a/vendor/golang.org/x/net/ipv4/helper.go b/vendor/golang.org/x/net/ipv4/helper.go new file mode 100644 index 0000000..8d8ff98 --- /dev/null +++ b/vendor/golang.org/x/net/ipv4/helper.go @@ -0,0 +1,64 @@ +// Copyright 2012 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 ipv4 + +import ( + "errors" + "net" +) + +var ( + errInvalidConn = errors.New("invalid connection") + errMissingAddress = errors.New("missing address") + errMissingHeader = errors.New("missing header") + errHeaderTooShort = errors.New("header too short") + errBufferTooShort = errors.New("buffer too short") + errInvalidConnType = errors.New("invalid conn type") + errOpNoSupport = errors.New("operation not supported") + errNoSuchInterface = errors.New("no such interface") + errNoSuchMulticastInterface = errors.New("no such multicast interface") + + // See http://www.freebsd.org/doc/en/books/porters-handbook/freebsd-versions.html. + freebsdVersion uint32 +) + +func boolint(b bool) int { + if b { + return 1 + } + return 0 +} + +func netAddrToIP4(a net.Addr) net.IP { + switch v := a.(type) { + case *net.UDPAddr: + if ip := v.IP.To4(); ip != nil { + return ip + } + case *net.IPAddr: + if ip := v.IP.To4(); ip != nil { + return ip + } + } + return nil +} + +func opAddr(a net.Addr) net.Addr { + switch a.(type) { + case *net.TCPAddr: + if a == nil { + return nil + } + case *net.UDPAddr: + if a == nil { + return nil + } + case *net.IPAddr: + if a == nil { + return nil + } + } + return a +} -- cgit v1.2.3