1 files changed, 47 insertions, 14 deletions

diff --git a/gd/l2cap/classic/facade.proto b/gd/l2cap/classic/facade.proto
index b5faf03df..73c204fa7 100644
--- a/gd/l2cap/classic/facade.proto
+++ b/gd/l2cap/classic/facade.proto
@@ -6,23 +6,42 @@ import "google/protobuf/empty.proto";
 import "facade/common.proto";
 
 service L2capClassicModuleFacade {
-  rpc RegisterChannel(RegisterChannelRequest) returns (google.protobuf.Empty) {
-    // Testing Android Bluetooth stack only. Optional for other stack.
-  }
   rpc FetchConnectionComplete(google.protobuf.Empty) returns (stream ConnectionCompleteEvent) {
     // Testing Android Bluetooth stack only. Optional for other stack.
   }
   rpc FetchConnectionClose(google.protobuf.Empty) returns (stream ConnectionCloseEvent) {
     // Testing Android Bluetooth stack only. Optional for other stack.
   }
-  rpc Connect(facade.BluetoothAddress) returns (google.protobuf.Empty) {}
   rpc OpenChannel(OpenChannelRequest) returns (google.protobuf.Empty) {}
   rpc CloseChannel(CloseChannelRequest) returns (google.protobuf.Empty) {}
-  rpc ConfigureChannel(ConfigureChannelRequest) returns (google.protobuf.Empty) {}
-  rpc SendL2capPacket(L2capPacket) returns (SendL2capPacketResult) {}
   rpc FetchL2capData(google.protobuf.Empty) returns (stream L2capPacket) {}
   rpc SetDynamicChannel(SetEnableDynamicChannelRequest) returns (google.protobuf.Empty) {}
   rpc SendDynamicChannelPacket(DynamicChannelPacket) returns (google.protobuf.Empty) {}
+  rpc SetTrafficPaused(SetTrafficPausedRequest) returns (google.protobuf.Empty) {}
+  rpc GetChannelQueueDepth(google.protobuf.Empty) returns (GetChannelQueueDepthResponse) {
+    // Get the buffer size of channel queue end for L2CAP user (how many packets we can buffer
+    // before L2CAP user dequeues.
+  }
+  rpc InitiateConnectionForSecurity(facade.BluetoothAddress) returns (google.protobuf.Empty) {}
+  rpc FetchSecurityConnectionEvents(google.protobuf.Empty) returns (stream LinkSecurityInterfaceCallbackEvent) {}
+  rpc SecurityLinkEnsureAuthenticated(facade.BluetoothAddress) returns (google.protobuf.Empty) {}
+  rpc SecurityLinkHold(facade.BluetoothAddress) returns (google.protobuf.Empty) {}
+  rpc SecurityLinkDisconnect(facade.BluetoothAddress) returns (google.protobuf.Empty) {}
+  rpc SecurityLinkRelease(facade.BluetoothAddress) returns (google.protobuf.Empty) {}
+}
+
+enum LinkSecurityInterfaceCallbackEventType {
+  ON_CONNECTED = 0;
+  ON_DISCONNECTED = 1;
+  ON_AUTHENTICATION_COMPLETE = 2;
+  ON_ENCRYPTION_CHANGE = 3;
+  ON_READ_REMOTE_VERSION_INFO = 4;
+  ON_READ_REMOTE_EXTENDED_FEATURES = 5;
+}
+
+message LinkSecurityInterfaceCallbackEvent {
+  facade.BluetoothAddress address = 1;
+  LinkSecurityInterfaceCallbackEventType event_type = 2;
 }
 
 message RegisterChannelRequest {
@@ -40,7 +59,8 @@ message ConnectionCloseEvent {
 
 enum RetransmissionFlowControlMode {
   BASIC = 0;
-  ERTM = 3;
+  ERTM = 1;
+  ERTM_OPTIONAL = 2;
 }
 
 message OpenChannelRequest {
@@ -49,11 +69,6 @@ message OpenChannelRequest {
   RetransmissionFlowControlMode mode = 3;
 }
 
-message ConfigureChannelRequest {
-  facade.BluetoothAddress remote = 1;
-  // Config
-}
-
 message CloseChannelRequest {
   uint32 psm = 1;
 }
@@ -79,8 +94,10 @@ message SendL2capPacketResult {
 }
 
 message L2capPacket {
-  facade.BluetoothAddress remote = 1;
-  uint32 channel = 2;
+  oneof channel_type {
+    uint32 psm = 1;
+    uint32 fixed_cid = 2;
+  }
   bytes payload = 3;
 }
 
@@ -95,3 +112,19 @@ message DynamicChannelPacket {
   uint32 psm = 2;
   bytes payload = 3;
 }
+
+message SetTrafficPausedRequest {
+  bool paused = 1;
+  uint32 psm = 2;
+}
+
+message GetChannelQueueDepthResponse {
+  uint32 size = 1;
+}
+
+enum ClassicSecurityPolicy {
+  ENCRYPTED_TRANSPORT = 0;
+  AUTHENTICATED_ENCRYPTED_TRANSPORT = 1;
+  BEST = 2;
+  _SDP_ONLY_NO_SECURITY_WHATSOEVER_PLAINTEXT_TRANSPORT_OK = 3;
+}