feat(serial): allow Bluetooth ports to be requested by service class ID (#41735)

* feat(serial): allow Bluetooth ports to be requested by service class ID

Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>

* fix: bluetooth dependency

Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>

---------

Co-authored-by: trop[bot] <37223003+trop[bot]@users.noreply.github.com>
Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>

BUILD.gn

@@ -473,6 +473,7 @@ source_set("electron_lib") {
     "//net:extras",
     "//net:net_resources",
     "//printing/buildflags",
+    "//services/device/public/cpp/bluetooth:bluetooth",
     "//services/device/public/cpp/geolocation",
     "//services/device/public/cpp/hid",
     "//services/device/public/mojom",

shell/browser/serial/electron_serial_delegate.cc

@@ -35,7 +35,9 @@ std::unique_ptr<content::SerialChooser> ElectronSerialDelegate::RunChooser(
   if (controller) {
     DeleteControllerForFrame(frame);
   }
-  AddControllerForFrame(frame, std::move(filters), std::move(callback));
+  AddControllerForFrame(frame, std::move(filters),
+                        std::move(allowed_bluetooth_service_class_ids),
+                        std::move(callback));
 
   // Return a nullptr because the return value isn't used for anything, eg
   // there is no mechanism to cancel navigator.serial.requestPort(). The return
@@ -106,12 +108,14 @@ SerialChooserController* ElectronSerialDelegate::ControllerForFrame(
 SerialChooserController* ElectronSerialDelegate::AddControllerForFrame(
     content::RenderFrameHost* render_frame_host,
     std::vector<blink::mojom::SerialPortFilterPtr> filters,
+    std::vector<device::BluetoothUUID> allowed_bluetooth_service_class_ids,
     content::SerialChooser::Callback callback) {
   auto* web_contents =
       content::WebContents::FromRenderFrameHost(render_frame_host);
   auto controller = std::make_unique<SerialChooserController>(
-      render_frame_host, std::move(filters), std::move(callback), web_contents,
-      weak_factory_.GetWeakPtr());
+      render_frame_host, std::move(filters),
+      std::move(allowed_bluetooth_service_class_ids), std::move(callback),
+      web_contents, weak_factory_.GetWeakPtr());
   controller_map_.insert(
       std::make_pair(render_frame_host, std::move(controller)));
   return ControllerForFrame(render_frame_host);

shell/browser/serial/electron_serial_delegate.h

@@ -65,6 +65,7 @@ class ElectronSerialDelegate : public content::SerialDelegate,
   SerialChooserController* AddControllerForFrame(
       content::RenderFrameHost* render_frame_host,
       std::vector<blink::mojom::SerialPortFilterPtr> filters,
+      std::vector<device::BluetoothUUID> allowed_bluetooth_service_class_ids,
       content::SerialChooser::Callback callback);
 
   base::ScopedObservation<SerialChooserContext,

shell/browser/serial/serial_chooser_controller.cc

@@ -11,6 +11,9 @@
 #include "base/functional/bind.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
+#include "device/bluetooth/public/cpp/bluetooth_uuid.h"
+#include "services/device/public/cpp/bluetooth/bluetooth_utils.h"
+#include "services/device/public/mojom/serial.mojom.h"
 #include "shell/browser/api/electron_api_session.h"
 #include "shell/browser/serial/serial_chooser_context.h"
 #include "shell/browser/serial/serial_chooser_context_factory.h"
@@ -58,14 +61,57 @@ struct Converter<device::mojom::SerialPortInfoPtr> {
 
 namespace electron {
 
+namespace {
+
+using ::device::mojom::SerialPortType;
+
+bool FilterMatchesPort(const blink::mojom::SerialPortFilter& filter,
+                       const device::mojom::SerialPortInfo& port) {
+  if (filter.bluetooth_service_class_id) {
+    if (!port.bluetooth_service_class_id) {
+      return false;
+    }
+    return device::BluetoothUUID(*port.bluetooth_service_class_id) ==
+           device::BluetoothUUID(*filter.bluetooth_service_class_id);
+  }
+  if (!filter.has_vendor_id) {
+    return true;
+  }
+  if (!port.has_vendor_id || port.vendor_id != filter.vendor_id) {
+    return false;
+  }
+  if (!filter.has_product_id) {
+    return true;
+  }
+  return port.has_product_id && port.product_id == filter.product_id;
+}
+
+bool BluetoothPortIsAllowed(
+    const std::vector<::device::BluetoothUUID>& allowed_ids,
+    const device::mojom::SerialPortInfo& port) {
+  if (!port.bluetooth_service_class_id) {
+    return true;
+  }
+  // Serial Port Profile is allowed by default.
+  if (*port.bluetooth_service_class_id == device::GetSerialPortProfileUUID()) {
+    return true;
+  }
+  return base::Contains(allowed_ids, port.bluetooth_service_class_id.value());
+}
+
+}  // namespace
+
 SerialChooserController::SerialChooserController(
     content::RenderFrameHost* render_frame_host,
     std::vector<blink::mojom::SerialPortFilterPtr> filters,
+    std::vector<::device::BluetoothUUID> allowed_bluetooth_service_class_ids,
     content::SerialChooser::Callback callback,
     content::WebContents* web_contents,
     base::WeakPtr<ElectronSerialDelegate> serial_delegate)
     : WebContentsObserver(web_contents),
       filters_(std::move(filters)),
+      allowed_bluetooth_service_class_ids_(
+          std::move(allowed_bluetooth_service_class_ids)),
       callback_(std::move(callback)),
       serial_delegate_(serial_delegate),
       render_frame_host_id_(render_frame_host->GetGlobalId()) {
@@ -93,10 +139,11 @@ api::Session* SerialChooserController::GetSession() {
 
 void SerialChooserController::OnPortAdded(
     const device::mojom::SerialPortInfo& port) {
-  if (!FilterMatchesAny(port))
+  if (!DisplayDevice(port))
     return;
 
   ports_.push_back(port.Clone());
+
   api::Session* session = GetSession();
   if (session) {
     session->Emit("serial-port-added", port.Clone(), web_contents());
@@ -105,9 +152,8 @@ void SerialChooserController::OnPortAdded(
 
 void SerialChooserController::OnPortRemoved(
     const device::mojom::SerialPortInfo& port) {
-  const auto it = std::find_if(
-      ports_.begin(), ports_.end(),
-      [&port](const auto& ptr) { return ptr->token == port.token; });
+  const auto it = base::ranges::find(ports_, port.token,
+                                     &device::mojom::SerialPortInfo::token);
   if (it != ports_.end()) {
     api::Session* session = GetSession();
     if (session) {
@@ -152,7 +198,7 @@ void SerialChooserController::OnGetDevices(
             });
 
   for (auto& port : ports) {
-    if (FilterMatchesAny(*port))
+    if (DisplayDevice(*port))
       ports_.push_back(std::move(port));
   }
 
@@ -169,21 +215,17 @@ void SerialChooserController::OnGetDevices(
   }
 }
 
-bool SerialChooserController::FilterMatchesAny(
+bool SerialChooserController::DisplayDevice(
     const device::mojom::SerialPortInfo& port) const {
-  if (filters_.empty())
-    return true;
+  if (filters_.empty()) {
+    return BluetoothPortIsAllowed(allowed_bluetooth_service_class_ids_, port);
+  }
 
   for (const auto& filter : filters_) {
-    if (filter->has_vendor_id &&
-        (!port.has_vendor_id || filter->vendor_id != port.vendor_id)) {
-      continue;
+    if (FilterMatchesPort(*filter, port) &&
+        BluetoothPortIsAllowed(allowed_bluetooth_service_class_ids_, port)) {
+      return true;
     }
-    if (filter->has_product_id &&
-        (!port.has_product_id || filter->product_id != port.product_id)) {
-      continue;
-    }
-    return true;
   }
 
   return false;

shell/browser/serial/serial_chooser_controller.h

@@ -34,6 +34,7 @@ class SerialChooserController final : public SerialChooserContext::PortObserver,
   SerialChooserController(
       content::RenderFrameHost* render_frame_host,
       std::vector<blink::mojom::SerialPortFilterPtr> filters,
+      std::vector<::device::BluetoothUUID> allowed_bluetooth_service_class_ids,
       content::SerialChooser::Callback callback,
       content::WebContents* web_contents,
       base::WeakPtr<ElectronSerialDelegate> serial_delegate);
@@ -53,11 +54,12 @@ class SerialChooserController final : public SerialChooserContext::PortObserver,
  private:
   api::Session* GetSession();
   void OnGetDevices(std::vector<device::mojom::SerialPortInfoPtr> ports);
-  bool FilterMatchesAny(const device::mojom::SerialPortInfo& port) const;
+  bool DisplayDevice(const device::mojom::SerialPortInfo& port) const;
   void RunCallback(device::mojom::SerialPortInfoPtr port);
   void OnDeviceChosen(const std::string& port_id);
 
   std::vector<blink::mojom::SerialPortFilterPtr> filters_;
+  std::vector<::device::BluetoothUUID> allowed_bluetooth_service_class_ids_;
   content::SerialChooser::Callback callback_;
   url::Origin origin_;