platform: Refactoring libbox to use gRPC-based protocol

adapter/experimental.go

@@ -6,6 +6,7 @@ import (
 	"encoding/binary"
 	"time"
 
+	"github.com/sagernet/sing/common/observable"
 	"github.com/sagernet/sing/common/varbin"
 )
 
@@ -14,6 +15,7 @@ type ClashServer interface {
 	ConnectionTracker
 	Mode() string
 	ModeList() []string
+	SetModeUpdateHook(hook *observable.Subscriber[struct{}])
 	HistoryStorage() URLTestHistoryStorage
 }
 
@@ -23,7 +25,7 @@ type URLTestHistory struct {
 }
 
 type URLTestHistoryStorage interface {
-	SetHook(hook chan<- struct{})
+	SetHook(hook *observable.Subscriber[struct{}])
 	LoadURLTestHistory(tag string) *URLTestHistory
 	DeleteURLTestHistory(tag string)
 	StoreURLTestHistory(tag string, history *URLTestHistory)

adapter/inbound.go

@@ -5,7 +5,6 @@ import (
 	"net/netip"
 	"time"
 
-	"github.com/sagernet/sing-box/common/process"
 	C "github.com/sagernet/sing-box/constant"
 	"github.com/sagernet/sing-box/log"
 	"github.com/sagernet/sing-box/option"
@@ -85,7 +84,7 @@ type InboundContext struct {
 	DestinationAddresses []netip.Addr
 	SourceGeoIPCode      string
 	GeoIPCode            string
-	ProcessInfo          *process.Info
+	ProcessInfo          *ConnectionOwner
 	QueryType            uint16
 	FakeIP               bool
 

adapter/platform.go

@@ -0,0 +1,68 @@
+package adapter
+
+import (
+	"github.com/sagernet/sing-box/option"
+	"github.com/sagernet/sing-tun"
+	"github.com/sagernet/sing/common/logger"
+)
+
+type PlatformInterface interface {
+	Initialize(networkManager NetworkManager) error
+
+	UsePlatformAutoDetectInterfaceControl() bool
+	AutoDetectInterfaceControl(fd int) error
+
+	UsePlatformInterface() bool
+	OpenInterface(options *tun.Options, platformOptions option.TunPlatformOptions) (tun.Tun, error)
+
+	UsePlatformDefaultInterfaceMonitor() bool
+	CreateDefaultInterfaceMonitor(logger logger.Logger) tun.DefaultInterfaceMonitor
+
+	UsePlatformNetworkInterfaces() bool
+	NetworkInterfaces() ([]NetworkInterface, error)
+
+	UnderNetworkExtension() bool
+	NetworkExtensionIncludeAllNetworks() bool
+
+	ClearDNSCache()
+	RequestPermissionForWIFIState() error
+	ReadWIFIState() WIFIState
+	SystemCertificates() []string
+
+	UsePlatformConnectionOwnerFinder() bool
+	FindConnectionOwner(request *FindConnectionOwnerRequest) (*ConnectionOwner, error)
+
+	UsePlatformNotification() bool
+	SendNotification(notification *Notification) error
+}
+
+type FindConnectionOwnerRequest struct {
+	IpProtocol         int32
+	SourceAddress      string
+	SourcePort         int32
+	DestinationAddress string
+	DestinationPort    int32
+}
+
+type ConnectionOwner struct {
+	ProcessID          uint32
+	UserId             int32
+	UserName           string
+	ProcessPath        string
+	AndroidPackageName string
+}
+
+type Notification struct {
+	Identifier string
+	TypeName   string
+	TypeID     int32
+	Title      string
+	Subtitle   string
+	Body       string
+	OpenURL    string
+}
+
+type SystemProxyStatus struct {
+	Available bool
+	Enabled   bool
+}