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lib/connections: Add KCP support (fixes #804)

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GitHub-Pull-Request: https://github.com/syncthing/syncthing/pull/3489
This commit is contained in:
Audrius Butkevicius
2017-03-07 12:44:16 +00:00
committed by Jakob Borg
parent 151004d645
commit 0da0774ce4
181 changed files with 30946 additions and 106 deletions
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57
vendor/golang.org/x/net/ipv4/sys_darwin.go generated vendored
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@@ -6,6 +6,8 @@ package ipv4
import (
"net"
"strconv"
"strings"
"syscall"
"unsafe"
)
@@ -36,41 +38,40 @@ var (
func init() {
// Seems like kern.osreldate is veiled on latest OS X. We use
// kern.osrelease instead.
osver, err := syscall.Sysctl("kern.osrelease")
s, err := syscall.Sysctl("kern.osrelease")
if err != nil {
return
}
var i int
for i = range osver {
if osver[i] == '.' {
break
}
ss := strings.Split(s, ".")
if len(ss) == 0 {
return
}
// The IP_PKTINFO and protocol-independent multicast API were
// introduced in OS X 10.7 (Darwin 11.0.0). But it looks like
// those features require OS X 10.8 (Darwin 12.0.0) and above.
// introduced in OS X 10.7 (Darwin 11). But it looks like
// those features require OS X 10.8 (Darwin 12) or above.
// See http://support.apple.com/kb/HT1633.
if i > 2 || i == 2 && osver[0] >= '1' && osver[1] >= '2' {
ctlOpts[ctlPacketInfo].name = sysIP_PKTINFO
ctlOpts[ctlPacketInfo].length = sizeofInetPktinfo
ctlOpts[ctlPacketInfo].marshal = marshalPacketInfo
ctlOpts[ctlPacketInfo].parse = parsePacketInfo
sockOpts[ssoPacketInfo].name = sysIP_RECVPKTINFO
sockOpts[ssoPacketInfo].typ = ssoTypeInt
sockOpts[ssoMulticastInterface].typ = ssoTypeIPMreqn
sockOpts[ssoJoinGroup].name = sysMCAST_JOIN_GROUP
sockOpts[ssoJoinGroup].typ = ssoTypeGroupReq
sockOpts[ssoLeaveGroup].name = sysMCAST_LEAVE_GROUP
sockOpts[ssoLeaveGroup].typ = ssoTypeGroupReq
sockOpts[ssoJoinSourceGroup].name = sysMCAST_JOIN_SOURCE_GROUP
sockOpts[ssoJoinSourceGroup].typ = ssoTypeGroupSourceReq
sockOpts[ssoLeaveSourceGroup].name = sysMCAST_LEAVE_SOURCE_GROUP
sockOpts[ssoLeaveSourceGroup].typ = ssoTypeGroupSourceReq
sockOpts[ssoBlockSourceGroup].name = sysMCAST_BLOCK_SOURCE
sockOpts[ssoBlockSourceGroup].typ = ssoTypeGroupSourceReq
sockOpts[ssoUnblockSourceGroup].name = sysMCAST_UNBLOCK_SOURCE
sockOpts[ssoUnblockSourceGroup].typ = ssoTypeGroupSourceReq
if mjver, err := strconv.Atoi(ss[0]); err != nil || mjver < 12 {
return
}
ctlOpts[ctlPacketInfo].name = sysIP_PKTINFO
ctlOpts[ctlPacketInfo].length = sizeofInetPktinfo
ctlOpts[ctlPacketInfo].marshal = marshalPacketInfo
ctlOpts[ctlPacketInfo].parse = parsePacketInfo
sockOpts[ssoPacketInfo].name = sysIP_RECVPKTINFO
sockOpts[ssoPacketInfo].typ = ssoTypeInt
sockOpts[ssoMulticastInterface].typ = ssoTypeIPMreqn
sockOpts[ssoJoinGroup].name = sysMCAST_JOIN_GROUP
sockOpts[ssoJoinGroup].typ = ssoTypeGroupReq
sockOpts[ssoLeaveGroup].name = sysMCAST_LEAVE_GROUP
sockOpts[ssoLeaveGroup].typ = ssoTypeGroupReq
sockOpts[ssoJoinSourceGroup].name = sysMCAST_JOIN_SOURCE_GROUP
sockOpts[ssoJoinSourceGroup].typ = ssoTypeGroupSourceReq
sockOpts[ssoLeaveSourceGroup].name = sysMCAST_LEAVE_SOURCE_GROUP
sockOpts[ssoLeaveSourceGroup].typ = ssoTypeGroupSourceReq
sockOpts[ssoBlockSourceGroup].name = sysMCAST_BLOCK_SOURCE
sockOpts[ssoBlockSourceGroup].typ = ssoTypeGroupSourceReq
sockOpts[ssoUnblockSourceGroup].name = sysMCAST_UNBLOCK_SOURCE
sockOpts[ssoUnblockSourceGroup].typ = ssoTypeGroupSourceReq
}
func (pi *inetPktinfo) setIfindex(i int) {