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Source file src/net/cgo_sockold.go

Documentation: net

     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 cgo && !netgo && (aix || dragonfly || freebsd || netbsd || openbsd)
     6  
     7  package net
     8  
     9  /*
    10  #include <sys/types.h>
    11  #include <sys/socket.h>
    12  
    13  #include <netinet/in.h>
    14  */
    15  import "C"
    16  
    17  import (
    18  	"syscall"
    19  	"unsafe"
    20  )
    21  
    22  func cgoSockaddrInet4(ip IP) *C.struct_sockaddr {
    23  	sa := syscall.RawSockaddrInet4{Len: syscall.SizeofSockaddrInet4, Family: syscall.AF_INET}
    24  	copy(sa.Addr[:], ip)
    25  	return (*C.struct_sockaddr)(unsafe.Pointer(&sa))
    26  }
    27  
    28  func cgoSockaddrInet6(ip IP, zone int) *C.struct_sockaddr {
    29  	sa := syscall.RawSockaddrInet6{Len: syscall.SizeofSockaddrInet6, Family: syscall.AF_INET6, Scope_id: uint32(zone)}
    30  	copy(sa.Addr[:], ip)
    31  	return (*C.struct_sockaddr)(unsafe.Pointer(&sa))
    32  }
    33  

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