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Source file src/net/sockopt_solaris.go

Documentation: net

     1  // Copyright 2011 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 net
     6  
     7  import (
     8  	"os"
     9  	"syscall"
    10  )
    11  
    12  func setDefaultSockopts(s, family, sotype int, ipv6only bool) error {
    13  	if family == syscall.AF_INET6 && sotype != syscall.SOCK_RAW {
    14  		// Allow both IP versions even if the OS default
    15  		// is otherwise. Note that some operating systems
    16  		// never admit this option.
    17  		syscall.SetsockoptInt(s, syscall.IPPROTO_IPV6, syscall.IPV6_V6ONLY, boolint(ipv6only))
    18  	}
    19  	// Allow broadcast.
    20  	return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(s, syscall.SOL_SOCKET, syscall.SO_BROADCAST, 1))
    21  }
    22  
    23  func setDefaultListenerSockopts(s int) error {
    24  	// Allow reuse of recently-used addresses.
    25  	return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(s, syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1))
    26  }
    27  
    28  func setDefaultMulticastSockopts(s int) error {
    29  	// Allow multicast UDP and raw IP datagram sockets to listen
    30  	// concurrently across multiple listeners.
    31  	return os.NewSyscallError("setsockopt", syscall.SetsockoptInt(s, syscall.SOL_SOCKET, syscall.SO_REUSEADDR, 1))
    32  }
    33  

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