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@ -775,6 +775,70 @@ func (sa *SockaddrPPPoE) sockaddr() (unsafe.Pointer, _Socklen, error) {
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return unsafe.Pointer(&sa.raw), SizeofSockaddrPPPoX, nil
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}
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// SockaddrTIPC implements the Sockaddr interface for AF_TIPC type sockets.
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// For more information on TIPC, see: http://tipc.sourceforge.net/.
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type SockaddrTIPC struct {
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// Scope is the publication scopes when binding service/service range.
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// Should be set to TIPC_CLUSTER_SCOPE or TIPC_NODE_SCOPE.
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Scope int
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// Addr is the type of address used to manipulate a socket. Addr must be
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// one of:
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// - *TIPCSocketAddr: "id" variant in the C addr union
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// - *TIPCServiceRange: "nameseq" variant in the C addr union
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// - *TIPCServiceName: "name" variant in the C addr union
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//
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// If nil, EINVAL will be returned when the structure is used.
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Addr TIPCAddr
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raw RawSockaddrTIPC
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}
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// TIPCAddr is implemented by types that can be used as an address for
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// SockaddrTIPC. It is only implemented by *TIPCSocketAddr, *TIPCServiceRange,
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// and *TIPCServiceName.
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type TIPCAddr interface {
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tipcAddrtype() uint8
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tipcAddr() [12]byte
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}
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func (sa *TIPCSocketAddr) tipcAddr() [12]byte {
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var out [12]byte
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copy(out[:], (*(*[unsafe.Sizeof(TIPCSocketAddr{})]byte)(unsafe.Pointer(sa)))[:])
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return out
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}
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func (sa *TIPCSocketAddr) tipcAddrtype() uint8 { return TIPC_SOCKET_ADDR }
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func (sa *TIPCServiceRange) tipcAddr() [12]byte {
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var out [12]byte
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copy(out[:], (*(*[unsafe.Sizeof(TIPCServiceRange{})]byte)(unsafe.Pointer(sa)))[:])
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return out
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}
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func (sa *TIPCServiceRange) tipcAddrtype() uint8 { return TIPC_SERVICE_RANGE }
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func (sa *TIPCServiceName) tipcAddr() [12]byte {
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var out [12]byte
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copy(out[:], (*(*[unsafe.Sizeof(TIPCServiceName{})]byte)(unsafe.Pointer(sa)))[:])
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return out
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}
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func (sa *TIPCServiceName) tipcAddrtype() uint8 { return TIPC_SERVICE_ADDR }
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func (sa *SockaddrTIPC) sockaddr() (unsafe.Pointer, _Socklen, error) {
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if sa.Addr == nil {
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return nil, 0, EINVAL
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}
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sa.raw.Family = AF_TIPC
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sa.raw.Scope = int8(sa.Scope)
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sa.raw.Addrtype = sa.Addr.tipcAddrtype()
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sa.raw.Addr = sa.Addr.tipcAddr()
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return unsafe.Pointer(&sa.raw), SizeofSockaddrTIPC, nil
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}
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func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
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switch rsa.Addr.Family {
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case AF_NETLINK:
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@ -900,6 +964,27 @@ func anyToSockaddr(fd int, rsa *RawSockaddrAny) (Sockaddr, error) {
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break
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}
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}
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return sa, nil
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case AF_TIPC:
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pp := (*RawSockaddrTIPC)(unsafe.Pointer(rsa))
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sa := &SockaddrTIPC{
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Scope: int(pp.Scope),
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}
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// Determine which union variant is present in pp.Addr by checking
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// pp.Addrtype.
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switch pp.Addrtype {
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case TIPC_SERVICE_RANGE:
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sa.Addr = (*TIPCServiceRange)(unsafe.Pointer(&pp.Addr))
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case TIPC_SERVICE_ADDR:
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sa.Addr = (*TIPCServiceName)(unsafe.Pointer(&pp.Addr))
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case TIPC_SOCKET_ADDR:
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sa.Addr = (*TIPCSocketAddr)(unsafe.Pointer(&pp.Addr))
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default:
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return nil, EINVAL
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}
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return sa, nil
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}
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return nil, EAFNOSUPPORT
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guillep2k
5 years ago
committed by
Lauris BH