1 files changed, 75 insertions, 0 deletions
diff --git a/pw_trace_tokenized/trace_service_pwpb.cc b/pw_trace_tokenized/trace_service_pwpb.cc
new file mode 100644
index 000000000..af4b90a7c
--- /dev/null
+++ b/pw_trace_tokenized/trace_service_pwpb.cc
@@ -0,0 +1,75 @@
+// Copyright 2023 The Pigweed Authors
+//
+// 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.
+
+#include "pw_trace_tokenized/trace_service_pwpb.h"
+
+#include "pw_chrono/system_clock.h"
+
+namespace pw::trace {
+
+TraceService::TraceService(TokenizedTracer& tokenized_tracer,
+                           stream::Writer& trace_writer)
+    : BaseTraceService(tokenized_tracer, trace_writer) {}
+
+Status TraceService::Start(
+    const proto::pwpb::StartRequest::Message& /*request*/,
+    proto::pwpb::StartResponse::Message& /*response*/) {
+  return BaseTraceService::Start();
+}
+
+Status TraceService::Stop(const proto::pwpb::StopRequest::Message& /*request*/,
+                          proto::pwpb::StopResponse::Message& response) {
+  if (auto status = BaseTraceService::Stop(); status != pw::OkStatus()) {
+    return status;
+  }
+
+  response.file_id = transfer_id_;
+  return pw::OkStatus();
+}
+
+Status TraceService::GetClockParameters(
+    const proto::pwpb::ClockParametersRequest::Message& /*request*/,
+    proto::pwpb::ClockParametersResponse::Message& response) {
+  response.clock_parameters.tick_period_seconds_numerator =
+      PW_CHRONO_SYSTEM_CLOCK_PERIOD_SECONDS_NUMERATOR;
+  response.clock_parameters.tick_period_seconds_denominator =
+      PW_CHRONO_SYSTEM_CLOCK_PERIOD_SECONDS_DENOMINATOR;
+
+  switch (chrono::SystemClock::epoch) {
+    case chrono::Epoch::kUnknown:
+      response.clock_parameters.epoch_type =
+          chrono::pwpb::EpochType::Enum::kUnknown;
+      break;
+    case chrono::Epoch::kTimeSinceBoot:
+      response.clock_parameters.epoch_type =
+          chrono::pwpb::EpochType::Enum::kTimeSinceBoot;
+      break;
+    case chrono::Epoch::kUtcWallClock:
+      response.clock_parameters.epoch_type =
+          chrono::pwpb::EpochType::Enum::kUtcWallClock;
+      break;
+    case chrono::Epoch::kGpsWallClock:
+      response.clock_parameters.epoch_type =
+          chrono::pwpb::EpochType::Enum::kGpsWallClock;
+      break;
+    case chrono::Epoch::kTaiWallClock:
+      response.clock_parameters.epoch_type =
+          chrono::pwpb::EpochType::Enum::kTaiWallClock;
+      break;
+  }
+
+  return pw::OkStatus();
+}
+
+}  // namespace pw::trace