platform: Refactoring libbox to use gRPC-based protocol

route/router.go

@@ -9,7 +9,6 @@ import (
 	"github.com/sagernet/sing-box/common/process"
 	"github.com/sagernet/sing-box/common/taskmonitor"
 	C "github.com/sagernet/sing-box/constant"
-	"github.com/sagernet/sing-box/experimental/libbox/platform"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
 	R "github.com/sagernet/sing-box/route/rule"
@@ -37,7 +36,7 @@ type Router struct {
 	processSearcher   process.Searcher
 	pauseManager      pause.Manager
 	trackers          []adapter.ConnectionTracker
-	platformInterface platform.Interface
+	platformInterface adapter.PlatformInterface
 	started           bool
 }
 
@@ -55,7 +54,7 @@ func NewRouter(ctx context.Context, logFactory log.Factory, options option.Route
 		ruleSetMap:        make(map[string]adapter.RuleSet),
 		needFindProcess:   hasRule(options.Rules, isProcessRule) || hasDNSRule(dnsOptions.Rules, isProcessDNSRule) || options.FindProcess,
 		pauseManager:      service.FromContext[pause.Manager](ctx),
-		platformInterface: service.FromContext[platform.Interface](ctx),
+		platformInterface: service.FromContext[adapter.PlatformInterface](ctx),
 	}
 }
 
@@ -120,8 +119,8 @@ func (r *Router) Start(stage adapter.StartStage) error {
 			}
 		}
 		if needFindProcess {
-			if r.platformInterface != nil {
-				r.processSearcher = r.platformInterface
+			if r.platformInterface != nil && r.platformInterface.UsePlatformConnectionOwnerFinder() {
+				r.processSearcher = newPlatformSearcher(r.platformInterface)
 			} else {
 				monitor.Start("initialize process searcher")
 				searcher, err := process.NewSearcher(process.Config{