SagerNet/sing-tun
1
0
Fork 0
mirror of https://github.com/SagerNet/sing-tun.git synced 2025-04-04 12:27:39 +03:00
Code Issues Projects Releases Packages Wiki Activity Actions

Update gVisor to 20230417.0

Browse source
This commit is contained in:
世界 2023-04-22 20:14:22 +08:00
parent a6a8c23d65
commit 209ec123ca
No known key found for this signature in database
GPG key ID: CD109927C34A63C4
19 changed files with 1593 additions and 16 deletions
Download patch file Download diff file Expand all files Collapse all files

7
gvisor_udp.go
View file

@ -15,6 +15,7 @@ import (
"gvisor.dev/gvisor/pkg/bufferv2"
"gvisor.dev/gvisor/pkg/tcpip"
"gvisor.dev/gvisor/pkg/tcpip/checksum"
"gvisor.dev/gvisor/pkg/tcpip/header"
"gvisor.dev/gvisor/pkg/tcpip/stack"
)
@ -33,7 +34,7 @@ func NewUDPForwarder(ctx context.Context, stack *stack.Stack, handler Handler, u
}
}
func (f *UDPForwarder) HandlePacket(id stack.TransportEndpointID, pkt *stack.PacketBuffer) bool {
func (f *UDPForwarder) HandlePacket(id stack.TransportEndpointID, pkt stack.PacketBufferPtr) bool {
var upstreamMetadata M.Metadata
upstreamMetadata.Source = M.SocksaddrFrom(M.AddrFromIP(net.IP(id.RemoteAddress)), id.RemotePort)
upstreamMetadata.Destination = M.SocksaddrFrom(M.AddrFromIP(net.IP(id.LocalAddress)), id.LocalPort)
@ -93,9 +94,9 @@ func (w *UDPBackWriter) WritePacket(buffer *buf.Buffer, destination M.Socksaddr)
})
if route.RequiresTXTransportChecksum() && w.sourceNetwork == header.IPv6ProtocolNumber {
xsum := udpHdr.CalculateChecksum(header.ChecksumCombine(
xsum := udpHdr.CalculateChecksum(checksum.Combine(
route.PseudoHeaderChecksum(header.UDPProtocolNumber, pLen),
packet.Data().AsRange().Checksum(),
packet.Data().Checksum(),
))
if xsum != math.MaxUint16 {
xsum = ^xsum