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vault-openvpn/vendor/golang.org/x/net/ipv6/icmp_linux.go
Knut Ahlers b4cc42902e
Switch to dep from Godeps
Signed-off-by: Knut Ahlers <knut@ahlers.me>
2017-10-10 10:19:14 +02:00

27 lines
622 B
Go

// 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 ipv6
func (f *sysICMPv6Filter) accept(typ ICMPType) {
f.Data[typ>>5] &^= 1 << (uint32(typ) & 31)
}
func (f *sysICMPv6Filter) block(typ ICMPType) {
f.Data[typ>>5] |= 1 << (uint32(typ) & 31)
}
func (f *sysICMPv6Filter) setAll(block bool) {
for i := range f.Data {
if block {
f.Data[i] = 1<<32 - 1
} else {
f.Data[i] = 0
}
}
}
func (f *sysICMPv6Filter) willBlock(typ ICMPType) bool {
return f.Data[typ>>5]&(1<<(uint32(typ)&31)) != 0
}