added gloop as submodule. added. did some more stubbing for google internal code

.bazelrc

@@ -1,10 +1,16 @@
 build --action_env=BAZEL_CXXOPTS=-"std=c++20" --repo_env=BAZEL_CONLYOPTS="-std=gnu17"
-build --action_env=CC=/usr/bin/clang
-build --action_env=CXX=/usr/bin/clang++
+build --action_env=CC=/usr/bin/clang-21
+build --action_env=CXX=/usr/bin/clang++-21
+build --repo_env=CC=/usr/bin/clang-21
+build --repo_env=CXX=/usr/bin/clang++-21
 build --check_visibility=false --spawn_strategy=standalone --verbose_failures
 build --cxxopt=-std=c++20
 build --cxxopt='-fvisibility-inlines-hidden'
 build --host_cxxopt=-std=c++20
+# Keep Nearby on libstdc++ while applying Gloop's remaining compile
+# requirements only to sources from the external Gloop module.
+build --@gloop//gloop:stdlib=libstdc++
+build --per_file_copt=external/gloop[^/]*/.*@-fno-exceptions,-funsigned-char,-DGLOOP_I_ACKNOWLEDGE_THAT_GLOOP_DOES_NOT_SUPPORT_LIBSTDCXX=1
 # Definition of --config=memcheck
 build:memcheck --strip=never --test_timeout=3600
 common --enable_bzlmod

.github/workflows/release-minimal-appimage.yaml

@@ -21,7 +21,7 @@ permissions:
 jobs:
   build-and-release-appimage:
     name: Build and Release QuickShare AppImage
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Validate release tag
@@ -48,9 +48,16 @@ jobs:
       - name: Install Linux build dependencies
         run: |
           sudo apt-get update
+          sudo apt-get install -y ca-certificates gnupg wget
+          wget -qO- https://apt.llvm.org/llvm-snapshot.gpg.key \
+            | gpg --dearmor \
+            | sudo tee /usr/share/keyrings/apt.llvm.org.gpg >/dev/null
+          echo "deb [signed-by=/usr/share/keyrings/apt.llvm.org.gpg] https://apt.llvm.org/noble/ llvm-toolchain-noble-21 main" \
+            | sudo tee /etc/apt/sources.list.d/llvm-21.list
+          sudo apt-get update
           sudo apt-get install -y \
             build-essential \
-            clang \
+            clang-21 \
             cmake \
             ninja-build \
             pkg-config \

.github/workflows/validate.yaml

@@ -22,7 +22,7 @@ env:
 jobs:
   build-linux:
     name: Build Linux
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
     steps:
       - name: Checkout
         uses: actions/checkout@v6
@@ -42,9 +42,16 @@ jobs:
       - name: Install build dependencies
         run: |
           sudo apt-get update
+          sudo apt-get install -y ca-certificates gnupg wget
+          wget -qO- https://apt.llvm.org/llvm-snapshot.gpg.key \
+            | gpg --dearmor \
+            | sudo tee /usr/share/keyrings/apt.llvm.org.gpg >/dev/null
+          echo "deb [signed-by=/usr/share/keyrings/apt.llvm.org.gpg] https://apt.llvm.org/noble/ llvm-toolchain-noble-21 main" \
+            | sudo tee /etc/apt/sources.list.d/llvm-21.list
+          sudo apt-get update
           sudo apt-get install -y \
             build-essential \
-            clang \
+            clang-21 \
             cmake \
             ninja-build \
             pkg-config \

.gitmodules

@@ -10,3 +10,6 @@
 [submodule "third_party/json/json"]
 	path = third_party/json/json
 	url = https://github.com/nlohmann/json
+[submodule "third_party/gloop"]
+	path = third_party/gloop
+	url = https://github.com/abseil/gloop.git

MODULE.bazel

@@ -1,16 +1,26 @@
-bazel_dep(name = "platforms", version = "1.0.0")
+bazel_dep(name = "platforms", version = "1.1.0")
 bazel_dep(name = "rules_apple", version = "4.3.3")
-bazel_dep(name = "rules_cc", version = "0.2.16")
+bazel_dep(name = "rules_cc", version = "0.2.18")
 bazel_dep(name = "rules_shell", version = "0.6.1")
-bazel_dep(name = "rules_rust", version = "0.68.1")
+single_version_override(
+    module_name = "rules_swift",
+    version = "3.1.2",
+)
+bazel_dep(name = "rules_rust", version = "0.69.0")
 bazel_dep(name = "bazel_skylib", version = "1.9.0")
-bazel_dep(name = "abseil-cpp", version = "20260107.0", repo_name = "com_google_absl")
+bazel_dep(name = "abseil-cpp", version = "20260107.1", repo_name = "com_google_absl")
 
 # version of prebuilt protoc in com_github_protobuf_prebuilt must match this.
-bazel_dep(name = "protobuf", version = "33.4", repo_name = "com_google_protobuf")
+bazel_dep(name = "protobuf", version = "35.1", repo_name = "com_google_protobuf")
 bazel_dep(name = "googletest", version = "1.17.0.bcr.2", repo_name = "com_google_googletest")
-bazel_dep(name = "boringssl", version = "0.20251124.0")
+bazel_dep(name = "boringssl", version = "0.20260413.0")
 bazel_dep(name = "rules_foreign_cc", version = "0.15.1")
+bazel_dep(name = "gloop", version = "0.0.0")
+
+local_path_override(
+    module_name = "gloop",
+    path = "third_party/gloop",
+)
 
 # for linux TUI
 # Should update to 7.0.0
@@ -162,7 +172,7 @@ filegroup(
     visibility = ["//visibility:public"],
 )""",
     urls = [
-        "https://github.com/protocolbuffers/protobuf/releases/download/v32.0/protoc-32.0-linux-x86_64.zip",
+        "https://github.com/protocolbuffers/protobuf/releases/download/v35.1/protoc-35.1-linux-x86_64.zip",
     ],
 )
 

google/protobuf/BUILD

@@ -2,9 +2,14 @@ load("@rules_cc//cc:cc_library.bzl", "cc_library")
 
 licenses(["notice"])
 
+alias(
+    name = "timestamp",
+    actual = "@com_google_protobuf//:timestamp_proto",
+    visibility = ["//visibility:public"],
+)
+
 cc_library(
     name = "timestamp_cc_proto",
     visibility = ["//visibility:public"],
     deps = ["@com_google_protobuf//:protobuf"],
 )
-

location/nearby/sharing/lib/rpc/identity_rpc_types.h

@@ -141,7 +141,21 @@ class QuerySharedCredentialsResponse {
 };
 
 class QuerySharedCredentialsWithBindingIdsRequest
-    : public QuerySharedCredentialsRequest {};
+    : public QuerySharedCredentialsRequest {
+ public:
+  bool has_join_binding_time() const { return has_join_binding_time_; }
+  google::protobuf::Timestamp* mutable_join_binding_time() {
+    has_join_binding_time_ = true;
+    return &join_binding_time_;
+  }
+  const google::protobuf::Timestamp& join_binding_time() const {
+    return join_binding_time_;
+  }
+
+ private:
+  bool has_join_binding_time_ = false;
+  google::protobuf::Timestamp join_binding_time_;
+};
 
 class QuerySharedCredentialsWithBindingIdsResponse
     : public QuerySharedCredentialsResponse {};
@@ -205,4 +219,3 @@ class GetAccountInfoResponse {
 }  // namespace google::nearby::identity::v1
 
 #endif  // LOCATION_NEARBY_SHARING_LIB_RPC_IDENTITY_RPC_TYPES_H_
-

location/nearby/sharing/lib/sync/BUILD

@@ -8,6 +8,13 @@ cc_library(
     visibility = ["//visibility:public"],
 )
 
+cc_library(
+    name = "sync_config_prefs_cc_proto",
+    hdrs = ["sync_config_prefs.pb.h"],
+    visibility = ["//visibility:public"],
+    deps = [":sync_binding_prefs_cc_proto"],
+)
+
 cc_library(
     name = "sync_manager",
     hdrs = ["sync_manager.h"],
@@ -24,4 +31,3 @@ cc_library(
         "@com_google_absl//absl/strings:string_view",
     ],
 )
-

location/nearby/sharing/lib/sync/sync_config_prefs.pb.h

@@ -0,0 +1,23 @@
+// Copyright 2026 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef LOCATION_NEARBY_SHARING_LIB_SYNC_SYNC_CONFIG_PREFS_PB_H_
+#define LOCATION_NEARBY_SHARING_LIB_SYNC_SYNC_CONFIG_PREFS_PB_H_
+
+// The GitHub build's hand-written proto stubs currently share an
+// implementation file. Keep the public include paths aligned with the
+// separately generated upstream proto headers.
+#include "location/nearby/sharing/lib/sync/sync_binding_prefs.pb.h"
+
+#endif  // LOCATION_NEARBY_SHARING_LIB_SYNC_SYNC_CONFIG_PREFS_PB_H_

sharing/BUILD

@@ -366,6 +366,9 @@ cc_library(
     ],
     copts = [
         "-DNEARBY_SHARING_DLL",
+        "-DGLOOP_I_ACKNOWLEDGE_THAT_GLOOP_DOES_NOT_SUPPORT_LIBSTDCXX=1",
+        "-fno-exceptions",
+        "-funsigned-char",
     ],
     visibility = [
         "//location/nearby/cpp/sharing:__subpackages__",
@@ -428,7 +431,7 @@ cc_library(
         "//sharing/proto:share_cc_proto",
         "//sharing/proto:wire_format_cc_proto",
         "//sharing/scheduling",
-        "//third_party/gloop/util/time:protoutil",
+        "@gloop//gloop/util/time:protoutil",
         "@com_google_absl//absl/base:core_headers",
         "@com_google_absl//absl/base:nullability",
         "@com_google_absl//absl/container:flat_hash_map",

sharing/certificates/BUILD

@@ -40,6 +40,11 @@ cc_library(
         "nearby_share_encrypted_metadata_key.h",
         "nearby_share_private_certificate.h",
     ],
+    copts = [
+        "-DGLOOP_I_ACKNOWLEDGE_THAT_GLOOP_DOES_NOT_SUPPORT_LIBSTDCXX=1",
+        "-fno-exceptions",
+        "-funsigned-char",
+    ],
     visibility = ["//visibility:public"],
     deps = [
         "//google/nearby/identity/v1:resources_cc_proto",
@@ -63,7 +68,7 @@ cc_library(
         "//sharing/proto:enums_cc_proto",
         "//sharing/proto:share_cc_proto",
         "//sharing/scheduling",
-        "//third_party/gloop/util/time:protoutil",
+        "@gloop//gloop/util/time:protoutil",
         "//util/hash:highway_fingerprint",
         "@com_google_absl//absl/algorithm",
         "@com_google_absl//absl/algorithm:container",
@@ -126,6 +131,11 @@ cc_test(
         "nearby_share_decrypted_public_certificate_test.cc",
         "nearby_share_private_certificate_test.cc",
     ],
+    copts = [
+        "-DGLOOP_I_ACKNOWLEDGE_THAT_GLOOP_DOES_NOT_SUPPORT_LIBSTDCXX=1",
+        "-fno-exceptions",
+        "-funsigned-char",
+    ],
     deps = [
         ":certificates",
         ":test_support",
@@ -148,7 +158,7 @@ cc_test(
         "//sharing/proto:share_cc_proto",
         "//sharing/scheduling",
         "//sharing/scheduling:test_support",
-        "//third_party/gloop/util/time:protoutil",
+        "@gloop//gloop/util/time:protoutil",
         "@com_github_protobuf_matchers//protobuf-matchers",
         "@com_google_absl//absl/functional:any_invocable",
         "@com_google_absl//absl/status",

sharing/certificates/nearby_share_certificate_manager_impl.cc

@@ -46,7 +46,7 @@
 #include "absl/synchronization/notification.h"
 #include "absl/time/time.h"
 #include "absl/types/span.h"
-#include "third_party/gloop/util/time/protoutil.h"
+#include "gloop/util/time/protoutil.h"
 #include "internal/base/file_path.h"
 #include "internal/flags/nearby_flags.h"
 #include "internal/platform/mac_address.h"

sharing/certificates/nearby_share_certificate_manager_impl_test.cc

@@ -39,7 +39,7 @@
 #include "absl/strings/string_view.h"
 #include "absl/time/time.h"
 #include "absl/types/span.h"
-#include "third_party/gloop/util/time/protoutil.h"
+#include "gloop/util/time/protoutil.h"
 #include "internal/flags/nearby_flags.h"
 #include "internal/platform/mac_address.h"
 #include "sharing/certificates/constants.h"

sharing/linux/app/backend.cc

@@ -53,6 +53,18 @@ void ConfigureFlags() {
       nearby::connections::config_package_nearby::nearby_connections_feature::
           kRefactorBleL2cap,
       true);
+  nearby::NearbyFlags::GetInstance().OverrideBoolFlagValue(
+      nearby::connections::config_package_nearby::nearby_connections_feature::
+          kEnableDynamicRoleSwitch,
+      true);
+  nearby::NearbyFlags::GetInstance().OverrideBoolFlagValue(
+      nearby::connections::config_package_nearby::nearby_connections_feature::
+          kEnableWifiDirect,
+      true);
+  nearby::NearbyFlags::GetInstance().OverrideBoolFlagValue(
+      nearby::connections::config_package_nearby::nearby_connections_feature::
+          kEnableWifiDirectGcOnly,
+      true);
 }
 
 std::unique_ptr<nearby::sharing::AttachmentContainer> CreateFileAttachments(

sharing/linux/nearby_sharing_cli.cc

@@ -69,8 +69,7 @@ std::string GetHostname() {
 
 void PrintUsage(const char* argv0) {
   std::cerr << "Usage:\n"
-            << "  " << argv0
-            << " receive [--name NAME] [--timeout SECONDS]\n"
+            << "  " << argv0 << " receive [--name NAME] [--timeout SECONDS]\n"
             << "  " << argv0
             << " send FILE [--name NAME] [--timeout SECONDS]\n";
 }
@@ -156,7 +155,6 @@ NearbySharingService::StatusCodes WaitForStatus(Invoker invoker) {
   return *status;
 }
 
-
 struct CliState {
   std::mutex mutex;
   std::condition_variable cv;
@@ -171,9 +169,9 @@ struct CliState {
 void PrintTransferUpdate(const ShareTarget& share_target,
                          const AttachmentContainer& attachment_container,
                          const TransferMetadata& metadata) {
-  std::cout << "transfer target=\"" << share_target.device_name << "\" id="
-            << share_target.id << " status="
-            << TransferMetadata::StatusToString(metadata.status())
+  std::cout << "transfer target=\"" << share_target.device_name
+            << "\" id=" << share_target.id
+            << " status=" << TransferMetadata::StatusToString(metadata.status())
             << " progress=" << metadata.progress()
             << "% bytes=" << metadata.transferred_bytes() << "/"
             << attachment_container.GetTotalAttachmentsSize() << std::endl;
@@ -263,8 +261,8 @@ class CliApp {
       Shutdown();
       return 1;
     }
-    int result = options_.mode == Options::Mode::kReceive ? RunReceive()
-                                                          : RunSend();
+    int result =
+        options_.mode == Options::Mode::kReceive ? RunReceive() : RunSend();
     Shutdown();
     return result;
   }
@@ -274,10 +272,9 @@ class CliApp {
     std::cout << "device name: " << options_.device_name << std::endl;
     service_->GetSettings()->SetDataUsage(proto::WIFI_ONLY_DATA_USAGE);
     service_->GetSettings()->SetDeviceName(
-        options_.device_name,
-        [](DeviceNameValidationResult validation_result) {
+        options_.device_name, [](DeviceNameValidationResult validation_result) {
           static_cast<void>(validation_result);
-    });
+        });
     auto status = WaitForStatus([&](auto callback) {
       service_->SetVisibility(proto::DEVICE_VISIBILITY_EVERYONE,
                               absl::ZeroDuration(), std::move(callback));
@@ -292,8 +289,8 @@ class CliApp {
 
     auto status = WaitForStatus([&](auto callback) {
       service_->RegisterReceiveSurface(
-          &transfer_callback, NearbySharingService::ReceiveSurfaceState::
-                                  kForeground,
+          &transfer_callback,
+          NearbySharingService::ReceiveSurfaceState::kForeground,
           Advertisement::BlockedVendorId::kNone, std::move(callback));
     });
     std::cout << "RegisterReceiveSurface: " << StatusCodeToString(status)
@@ -447,6 +444,14 @@ int main(int argc, char** argv) {
       nearby::connections::config_package_nearby::nearby_connections_feature::
           kRefactorBleL2cap,
       true);
+  nearby::NearbyFlags::GetInstance().OverrideBoolFlagValue(
+      nearby::connections::config_package_nearby::nearby_connections_feature::
+          kEnableWifiDirect,
+      true);
+  nearby::NearbyFlags::GetInstance().OverrideBoolFlagValue(
+      nearby::connections::config_package_nearby::nearby_connections_feature::
+          kEnableWifiDirectGcOnly,
+      true);
 
   std::optional<nearby::sharing::linux::Options> options =
       nearby::sharing::linux::ParseArgs(argc, argv);

sharing/nearby_sharing_service_impl.cc

@@ -47,7 +47,7 @@
 #include "absl/synchronization/mutex.h"
 #include "absl/time/time.h"
 #include "absl/types/span.h"
-#include "third_party/gloop/util/time/protoutil.h"
+#include "gloop/util/time/protoutil.h"
 #include "internal/base/file_path.h"
 #include "internal/flags/nearby_flags.h"
 #include "internal/network/url.h"