diff options
Diffstat (limited to 'libgo/go/net/sockoptip_windows.go')
| -rw-r--r-- | libgo/go/net/sockoptip_windows.go | 36 |
1 files changed, 30 insertions, 6 deletions
diff --git a/libgo/go/net/sockoptip_windows.go b/libgo/go/net/sockoptip_windows.go index 3320e76bda8..a8a9d1c2bfb 100644 --- a/libgo/go/net/sockoptip_windows.go +++ b/libgo/go/net/sockoptip_windows.go @@ -7,6 +7,7 @@ package net import ( + "os" "syscall" ) @@ -16,8 +17,19 @@ func ipv4MulticastInterface(fd *netFD) (*Interface, error) { } func setIPv4MulticastInterface(fd *netFD, ifi *Interface) error { - // TODO: Implement this - return syscall.EWINDOWS + ip, err := interfaceToIPv4Addr(ifi) + if err != nil { + return os.NewSyscallError("setsockopt", err) + } + var x [4]byte + copy(x[:], ip.To4()) + fd.incref() + defer fd.decref() + err = syscall.SetsockoptInet4Addr(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_MULTICAST_IF, x) + if err != nil { + return os.NewSyscallError("setsockopt", err) + } + return nil } func ipv4MulticastTTL(fd *netFD) (int, error) { @@ -26,8 +38,14 @@ func ipv4MulticastTTL(fd *netFD) (int, error) { } func setIPv4MulticastTTL(fd *netFD, v int) error { - // TODO: Implement this - return syscall.EWINDOWS + fd.incref() + defer fd.decref() + err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_MULTICAST_TTL, v) + if err != nil { + return os.NewSyscallError("setsockopt", err) + } + return nil + } func ipv4MulticastLoopback(fd *netFD) (bool, error) { @@ -36,8 +54,14 @@ func ipv4MulticastLoopback(fd *netFD) (bool, error) { } func setIPv4MulticastLoopback(fd *netFD, v bool) error { - // TODO: Implement this - return syscall.EWINDOWS + fd.incref() + defer fd.decref() + err := syscall.SetsockoptInt(fd.sysfd, syscall.IPPROTO_IP, syscall.IP_MULTICAST_LOOP, boolint(v)) + if err != nil { + return os.NewSyscallError("setsockopt", err) + } + return nil + } func ipv4ReceiveInterface(fd *netFD) (bool, error) { |