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/ipv4/sys_asmreq.go | 119 ----------------------------- 1 file changed, 119 deletions(-) delete mode 100644 vendor/golang.org/x/net/ipv4/sys_asmreq.go (limited to 'vendor/golang.org/x/net/ipv4/sys_asmreq.go') diff --git a/vendor/golang.org/x/net/ipv4/sys_asmreq.go b/vendor/golang.org/x/net/ipv4/sys_asmreq.go deleted file mode 100644 index 0388cba..0000000 --- a/vendor/golang.org/x/net/ipv4/sys_asmreq.go +++ /dev/null @@ -1,119 +0,0 @@ -// 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. - -// +build darwin dragonfly freebsd netbsd openbsd solaris windows - -package ipv4 - -import ( - "net" - "unsafe" - - "golang.org/x/net/internal/socket" -) - -func (so *sockOpt) setIPMreq(c *socket.Conn, ifi *net.Interface, grp net.IP) error { - mreq := ipMreq{Multiaddr: [4]byte{grp[0], grp[1], grp[2], grp[3]}} - if err := setIPMreqInterface(&mreq, ifi); err != nil { - return err - } - b := (*[sizeofIPMreq]byte)(unsafe.Pointer(&mreq))[:sizeofIPMreq] - return so.Set(c, b) -} - -func (so *sockOpt) getMulticastIf(c *socket.Conn) (*net.Interface, error) { - var b [4]byte - if _, err := so.Get(c, b[:]); err != nil { - return nil, err - } - ifi, err := netIP4ToInterface(net.IPv4(b[0], b[1], b[2], b[3])) - if err != nil { - return nil, err - } - return ifi, nil -} - -func (so *sockOpt) setMulticastIf(c *socket.Conn, ifi *net.Interface) error { - ip, err := netInterfaceToIP4(ifi) - if err != nil { - return err - } - var b [4]byte - copy(b[:], ip) - return so.Set(c, b[:]) -} - -func setIPMreqInterface(mreq *ipMreq, ifi *net.Interface) error { - if ifi == nil { - return nil - } - ifat, err := ifi.Addrs() - if err != nil { - return err - } - for _, ifa := range ifat { - switch ifa := ifa.(type) { - case *net.IPAddr: - if ip := ifa.IP.To4(); ip != nil { - copy(mreq.Interface[:], ip) - return nil - } - case *net.IPNet: - if ip := ifa.IP.To4(); ip != nil { - copy(mreq.Interface[:], ip) - return nil - } - } - } - return errNoSuchInterface -} - -func netIP4ToInterface(ip net.IP) (*net.Interface, error) { - ift, err := net.Interfaces() - if err != nil { - return nil, err - } - for _, ifi := range ift { - ifat, err := ifi.Addrs() - if err != nil { - return nil, err - } - for _, ifa := range ifat { - switch ifa := ifa.(type) { - case *net.IPAddr: - if ip.Equal(ifa.IP) { - return &ifi, nil - } - case *net.IPNet: - if ip.Equal(ifa.IP) { - return &ifi, nil - } - } - } - } - return nil, errNoSuchInterface -} - -func netInterfaceToIP4(ifi *net.Interface) (net.IP, error) { - if ifi == nil { - return net.IPv4zero.To4(), nil - } - ifat, err := ifi.Addrs() - if err != nil { - return nil, err - } - for _, ifa := range ifat { - switch ifa := ifa.(type) { - case *net.IPAddr: - if ip := ifa.IP.To4(); ip != nil { - return ip, nil - } - case *net.IPNet: - if ip := ifa.IP.To4(); ip != nil { - return ip, nil - } - } - } - return nil, errNoSuchInterface -} -- cgit v1.2.3