| // socket_aix.go -- Socket handling specific to AIX. |
| |
| // Copyright 2017 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 |
| |
| import "unsafe" |
| |
| const SizeofSockaddrInet4 = 16 |
| const SizeofSockaddrInet6 = 28 |
| const SizeofSockaddrUnix = 1025 |
| |
| 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 [1023]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) { |
| // Some versions of AIX have a bug in getsockname (see IV78655). |
| // We can't rely on sa.Len being set correctly. |
| n := SizeofSockaddrUnix - 3 // substract leading Family, Len, terminating NUL. |
| for i := 0; i < n; i++ { |
| if sa.Path[i] == 0 { |
| n = i |
| break |
| } |
| } |
| return n, nil |
| } |
| |
| func (sa *RawSockaddrUnix) adjustAbstract(sl Socklen_t) Socklen_t { |
| return sl |
| } |
| |
| 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 |
| } |
| |
| func GetsockoptIPv6MTUInfo(fd, level, opt int) (*IPv6MTUInfo, error) { |
| var value IPv6MTUInfo |
| vallen := Socklen_t(SizeofIPv6MTUInfo) |
| err := getsockopt(fd, level, opt, unsafe.Pointer(&value), &vallen) |
| return &value, err |
| } |