add inbound options

adapter/wsc.go

@@ -3,9 +3,22 @@ package adapter
 import (
 	"context"
 	"net"
+
+	"github.com/sagernet/sing/common/exceptions"
+	"github.com/sagernet/sing/common/network"
 )
 
 type WSCServerTransport interface {
+	Network() []string
+	Serve(listener net.Listener) error
+	ServePacket(listener net.PacketConn) error
+	Close() error
+}
+
+type WSCServerTransportHandler interface {
+	network.TCPConnectionHandler
+	network.UDPConnectionHandler
+	exceptions.Handler
 }
 
 type WSCClientTransport interface {

option/wsc.go

@@ -1,7 +1,15 @@
 package option
 
+type WSCUsageReport struct {
+	Traffic int64    `json:"traffic,omitempty"`
+	Time    Duration `json:"time,omitempty"`
+}
+
 type WSCInboundOptions struct {
 	ListenOptions
+	InboundTLSOptionsContainer
+	MaxConnectionPerUser int            `json:"max_connections,omitempty"`
+	UsageTraffic         WSCUsageReport `json:"usage_traffic,omitempty"`
 }
 
 type WSCOutboundOptions struct {