Hulk did something

[bytom/vapor.git] / vendor / golang.org / x / net / ipv4 / sys_linux.go

diff --git a/vendor/golang.org/x/net/ipv4/sys_linux.go b/vendor/golang.org/x/net/ipv4/sys_linux.go
new file mode 100644 (file)
index 0000000..60defe1
--- /dev/null
+++ b/vendor/golang.org/x/net/ipv4/sys_linux.go
@@ -0,0 +1,59 @@
+// Copyright 2014 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 ipv4
+
+import (
+       "net"
+       "syscall"
+       "unsafe"
+
+       "golang.org/x/net/internal/iana"
+       "golang.org/x/net/internal/socket"
+)
+
+var (
+       ctlOpts = [ctlMax]ctlOpt{
+               ctlTTL:        {sysIP_TTL, 1, marshalTTL, parseTTL},
+               ctlPacketInfo: {sysIP_PKTINFO, sizeofInetPktinfo, marshalPacketInfo, parsePacketInfo},
+       }
+
+       sockOpts = map[int]*sockOpt{
+               ssoTOS:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TOS, Len: 4}},
+               ssoTTL:                {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_TTL, Len: 4}},
+               ssoMulticastTTL:       {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_TTL, Len: 4}},
+               ssoMulticastInterface: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_IF, Len: sizeofIPMreqn}, typ: ssoTypeIPMreqn},
+               ssoMulticastLoopback:  {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_MULTICAST_LOOP, Len: 4}},
+               ssoReceiveTTL:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_RECVTTL, Len: 4}},
+               ssoPacketInfo:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_PKTINFO, Len: 4}},
+               ssoHeaderPrepend:      {Option: socket.Option{Level: iana.ProtocolIP, Name: sysIP_HDRINCL, Len: 4}},
+               ssoICMPFilter:         {Option: socket.Option{Level: iana.ProtocolReserved, Name: sysICMP_FILTER, Len: sizeofICMPFilter}},
+               ssoJoinGroup:          {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+               ssoLeaveGroup:         {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_GROUP, Len: sizeofGroupReq}, typ: ssoTypeGroupReq},
+               ssoJoinSourceGroup:    {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_JOIN_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+               ssoLeaveSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_LEAVE_SOURCE_GROUP, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+               ssoBlockSourceGroup:   {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_BLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+               ssoUnblockSourceGroup: {Option: socket.Option{Level: iana.ProtocolIP, Name: sysMCAST_UNBLOCK_SOURCE, Len: sizeofGroupSourceReq}, typ: ssoTypeGroupSourceReq},
+               ssoAttachFilter:       {Option: socket.Option{Level: sysSOL_SOCKET, Name: sysSO_ATTACH_FILTER, Len: sizeofSockFprog}},
+       }
+)
+
+func (pi *inetPktinfo) setIfindex(i int) {
+       pi.Ifindex = int32(i)
+}
+
+func (gr *groupReq) setGroup(grp net.IP) {
+       sa := (*sockaddrInet)(unsafe.Pointer(&gr.Group))
+       sa.Family = syscall.AF_INET
+       copy(sa.Addr[:], grp)
+}
+
+func (gsr *groupSourceReq) setSourceGroup(grp, src net.IP) {
+       sa := (*sockaddrInet)(unsafe.Pointer(&gsr.Group))
+       sa.Family = syscall.AF_INET
+       copy(sa.Addr[:], grp)
+       sa = (*sockaddrInet)(unsafe.Pointer(&gsr.Source))
+       sa.Family = syscall.AF_INET
+       copy(sa.Addr[:], src)
+}