diff options
Diffstat (limited to 'gcc-4.8.1/libgo/go/syscall/socket_linux.go')
| -rw-r--r-- | gcc-4.8.1/libgo/go/syscall/socket_linux.go | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/gcc-4.8.1/libgo/go/syscall/socket_linux.go b/gcc-4.8.1/libgo/go/syscall/socket_linux.go deleted file mode 100644 index 49a1625d0..000000000 --- a/gcc-4.8.1/libgo/go/syscall/socket_linux.go +++ /dev/null @@ -1,177 +0,0 @@ -// socket_linux.go -- Socket handling specific to GNU/Linux. - -// 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 - -import "unsafe" - -const SizeofSockaddrInet4 = 16 -const SizeofSockaddrInet6 = 28 -const SizeofSockaddrUnix = 110 -const SizeofSockaddrLinklayer = 20 -const SizeofSockaddrNetlink = 12 - -type SockaddrLinklayer struct { - Protocol uint16 - Ifindex int - Hatype uint16 - Pkttype uint8 - Halen uint8 - Addr [8]byte - raw RawSockaddrLinklayer -} - -func (sa *SockaddrLinklayer) sockaddr() (*RawSockaddrAny, Socklen_t, error) { - if sa.Ifindex < 0 || sa.Ifindex > 0x7fffffff { - return nil, 0, EINVAL - } - sa.raw.Family = AF_PACKET - sa.raw.Protocol = sa.Protocol - sa.raw.Ifindex = int32(sa.Ifindex) - sa.raw.Hatype = sa.Hatype - sa.raw.Pkttype = sa.Pkttype - sa.raw.Halen = sa.Halen - for i := 0; i < len(sa.Addr); i++ { - sa.raw.Addr[i] = sa.Addr[i] - } - return (*RawSockaddrAny)(unsafe.Pointer(&sa.raw)), SizeofSockaddrLinklayer, nil -} - -type SockaddrNetlink struct { - Family uint16 - Pad uint16 - Pid uint32 - Groups uint32 - raw RawSockaddrNetlink -} - -func (sa *SockaddrNetlink) sockaddr() (*RawSockaddrAny, Socklen_t, error) { - sa.raw.Family = AF_NETLINK - sa.raw.Pad = sa.Pad - sa.raw.Pid = sa.Pid - sa.raw.Groups = sa.Groups - return (*RawSockaddrAny)(unsafe.Pointer(&sa.raw)), SizeofSockaddrNetlink, nil -} - -type RawSockaddrInet4 struct { - Family uint16 - Port uint16 - Addr [4]byte /* in_addr */ - Zero [8]uint8 -} - -func (sa *RawSockaddrInet4) setLen() Socklen_t { - return SizeofSockaddrInet4 -} - -type RawSockaddrInet6 struct { - Family uint16 - Port uint16 - Flowinfo uint32 - Addr [16]byte /* in6_addr */ - Scope_id uint32 -} - -func (sa *RawSockaddrInet6) setLen() Socklen_t { - return SizeofSockaddrInet6 -} - -type RawSockaddrUnix struct { - Family uint16 - Path [108]int8 -} - -func (sa *RawSockaddrUnix) setLen(int) { -} - -func (sa *RawSockaddrUnix) getLen() (int, error) { - if sa.Path[0] == 0 { - // "Abstract" Unix domain socket. - // Rewrite leading NUL as @ for textual display. - // (This is the standard convention.) - // Not friendly to overwrite in place, - // but the callers below don't care. - sa.Path[0] = '@' - } - - // Assume path ends at NUL. - // This is not technically the GNU/Linux semantics for - // abstract Unix domain sockets--they are supposed - // to be uninterpreted fixed-size binary blobs--but - // everyone uses this convention. - n := 0 - for n < len(sa.Path) && sa.Path[n] != 0 { - n++ - } - - return n, nil -} - -type RawSockaddrLinklayer struct { - Family uint16 - Protocol uint16 - Ifindex int32 - Hatype uint16 - Pkttype uint8 - Halen uint8 - Addr [8]uint8 -} - -type RawSockaddrNetlink struct { - Family uint16 - Pad uint16 - Pid uint32 - Groups uint32 -} - -type RawSockaddr struct { - Family uint16 - Data [14]int8 -} - -// BindToDevice binds the socket associated with fd to device. -func BindToDevice(fd int, device string) (err error) { - return SetsockoptString(fd, SOL_SOCKET, SO_BINDTODEVICE, device) -} - -func anyToSockaddrOS(rsa *RawSockaddrAny) (Sockaddr, error) { - switch rsa.Addr.Family { - case AF_NETLINK: - pp := (*RawSockaddrNetlink)(unsafe.Pointer(rsa)) - sa := new(SockaddrNetlink) - sa.Family = pp.Family - sa.Pad = pp.Pad - sa.Pid = pp.Pid - sa.Groups = pp.Groups - return sa, nil - - case AF_PACKET: - pp := (*RawSockaddrLinklayer)(unsafe.Pointer(rsa)) - sa := new(SockaddrLinklayer) - sa.Protocol = pp.Protocol - sa.Ifindex = int(pp.Ifindex) - sa.Hatype = pp.Hatype - sa.Pkttype = pp.Pkttype - sa.Halen = pp.Halen - for i := 0; i < len(sa.Addr); i++ { - sa.Addr[i] = pp.Addr[i] - } - return sa, nil - } - return nil, EAFNOSUPPORT -} - -//sysnb EpollCreate(size int) (fd int, err error) -//epoll_create(size _C_int) _C_int - -//sysnb EpollCreate1(flags int) (fd int, err error) -//epoll_create1(flags _C_int) _C_int - -//sysnb EpollCtl(epfd int, op int, fd int, event *EpollEvent) (err error) -//epoll_ctl(epfd _C_int, op _C_int, fd _C_int, event *EpollEvent) _C_int - -//sys EpollWait(epfd int, events []EpollEvent, msec int) (n int, err error) -//epoll_wait(epfd _C_int, events *EpollEvent, maxevents _C_int, timeout _C_int) _C_int |