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/icmp.go | 57 ++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 vendor/golang.org/x/net/ipv4/icmp.go (limited to 'vendor/golang.org/x/net/ipv4/icmp.go') diff --git a/vendor/golang.org/x/net/ipv4/icmp.go b/vendor/golang.org/x/net/ipv4/icmp.go new file mode 100644 index 0000000..9902bb3 --- /dev/null +++ b/vendor/golang.org/x/net/ipv4/icmp.go @@ -0,0 +1,57 @@ +// Copyright 2013 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 "golang.org/x/net/internal/iana" + +// An ICMPType represents a type of ICMP message. +type ICMPType int + +func (typ ICMPType) String() string { + s, ok := icmpTypes[typ] + if !ok { + return "" + } + return s +} + +// Protocol returns the ICMPv4 protocol number. +func (typ ICMPType) Protocol() int { + return iana.ProtocolICMP +} + +// An ICMPFilter represents an ICMP message filter for incoming +// packets. The filter belongs to a packet delivery path on a host and +// it cannot interact with forwarding packets or tunnel-outer packets. +// +// Note: RFC 8200 defines a reasonable role model and it works not +// only for IPv6 but IPv4. A node means a device that implements IP. +// A router means a node that forwards IP packets not explicitly +// addressed to itself, and a host means a node that is not a router. +type ICMPFilter struct { + icmpFilter +} + +// Accept accepts incoming ICMP packets including the type field value +// typ. +func (f *ICMPFilter) Accept(typ ICMPType) { + f.accept(typ) +} + +// Block blocks incoming ICMP packets including the type field value +// typ. +func (f *ICMPFilter) Block(typ ICMPType) { + f.block(typ) +} + +// SetAll sets the filter action to the filter. +func (f *ICMPFilter) SetAll(block bool) { + f.setAll(block) +} + +// WillBlock reports whether the ICMP type will be blocked. +func (f *ICMPFilter) WillBlock(typ ICMPType) bool { + return f.willBlock(typ) +} -- cgit v1.2.3