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// socket_bsd.go -- Socket handling specific to *BSD based systems.
// Copyright 2010 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 syscall
const SizeofSockaddrInet4 = 16
const SizeofSockaddrInet6 = 28
const SizeofSockaddrUnix = 110
type RawSockaddrInet4 struct {
Len uint8;
Family uint8;
Port uint16;
Addr [4]byte /* in_addr */;
Zero [8]uint8;
}
func (sa *RawSockaddrInet4) setLen() Socklen_t {
sa.Len = SizeofSockaddrInet4
return SizeofSockaddrInet4
}
type RawSockaddrInet6 struct {
Len uint8;
Family uint8;
Port uint16;
Flowinfo uint32;
Addr [16]byte /* in6_addr */;
Scope_id uint32;
}
func (sa *RawSockaddrInet6) setLen() Socklen_t {
sa.Len = SizeofSockaddrInet6
return SizeofSockaddrInet6
}
type RawSockaddrUnix struct {
Len uint8;
Family uint8;
Path [108]int8;
}
func (sa *RawSockaddrUnix) setLen(n int) {
sa.Len = uint8(3 + n) // 2 for Family, Len; 1 for NUL.
}
func (sa *RawSockaddrUnix) getLen() (int, error) {
if sa.Len < 3 || sa.Len > SizeofSockaddrUnix {
return 0, EINVAL
}
n := int(sa.Len) - 3 // subtract leading Family, Len, terminating NUL.
for i := 0; i < n; i++ {
if sa.Path[i] == 0 {
// found early NUL; assume Len is overestimating.
n = i
break
}
}
return n, nil
}
type RawSockaddr struct {
Len uint8;
Family uint8;
Data [14]int8;
}
// BindToDevice binds the socket associated with fd to device.
func BindToDevice(fd int, device string) (err error) {
return ENOSYS
}
func anyToSockaddrOS(rsa *RawSockaddrAny) (Sockaddr, error) {
return nil, EAFNOSUPPORT
}
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