icmp_solaris.go raw

   1  // Copyright 2013 The Go Authors. All rights reserved.
   2  // Use of this source code is governed by a BSD-style
   3  // license that can be found in the LICENSE file.
   4  
   5  package ipv6
   6  
   7  func (f *icmpv6Filter) accept(typ ICMPType) {
   8  	f.X__icmp6_filt[typ>>5] |= 1 << (uint32(typ) & 31)
   9  }
  10  
  11  func (f *icmpv6Filter) block(typ ICMPType) {
  12  	f.X__icmp6_filt[typ>>5] &^= 1 << (uint32(typ) & 31)
  13  }
  14  
  15  func (f *icmpv6Filter) setAll(block bool) {
  16  	for i := range f.X__icmp6_filt {
  17  		if block {
  18  			f.X__icmp6_filt[i] = 0
  19  		} else {
  20  			f.X__icmp6_filt[i] = 1<<32 - 1
  21  		}
  22  	}
  23  }
  24  
  25  func (f *icmpv6Filter) willBlock(typ ICMPType) bool {
  26  	return f.X__icmp6_filt[typ>>5]&(1<<(uint32(typ)&31)) == 0
  27  }
  28