switch_posix.mx raw

   1  // Copyright 2015 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  //go:build !plan9
   6  
   7  package socktest
   8  
   9  import (
  10  	"fmt"
  11  	"syscall"
  12  )
  13  
  14  func familyString(family int) []byte {
  15  	switch family {
  16  	case syscall.AF_INET:
  17  		return "inet4"
  18  	case syscall.AF_INET6:
  19  		return "inet6"
  20  	case syscall.AF_UNIX:
  21  		return "local"
  22  	default:
  23  		return fmt.Sprintf("%d", family)
  24  	}
  25  }
  26  
  27  func typeString(sotype int) []byte {
  28  	var s []byte
  29  	switch sotype & 0xff {
  30  	case syscall.SOCK_STREAM:
  31  		s = "stream"
  32  	case syscall.SOCK_DGRAM:
  33  		s = "datagram"
  34  	case syscall.SOCK_RAW:
  35  		s = "raw"
  36  	case syscall.SOCK_SEQPACKET:
  37  		s = "seqpacket"
  38  	default:
  39  		s = fmt.Sprintf("%d", sotype&0xff)
  40  	}
  41  	if flags := uint(sotype) & ^uint(0xff); flags != 0 {
  42  		s += fmt.Sprintf("|%#x", flags)
  43  	}
  44  	return s
  45  }
  46  
  47  func protocolString(proto int) []byte {
  48  	switch proto {
  49  	case 0:
  50  		return "default"
  51  	case syscall.IPPROTO_TCP:
  52  		return "tcp"
  53  	case syscall.IPPROTO_UDP:
  54  		return "udp"
  55  	default:
  56  		return fmt.Sprintf("%d", proto)
  57  	}
  58  }
  59