src/platform/Darwin/Tracing.mm

/*
 *
 *    Copyright (c) 2024 Project CHIP Authors
 *    All rights reserved.
 *
 *    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
 *
 *        http://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.
 */
#import <Foundation/Foundation.h>
#include <platform/Darwin/Tracing.h>
#include <tracing/metric_event.h>

namespace chip {
namespace Tracing {
    namespace signposts {
        os_log_t GetMatterSignpostLogger()
        {
            static dispatch_once_t onceToken;
            static os_log_t logger;
            dispatch_once(&onceToken, ^{
                logger = os_log_create("com.csa.matter.signposts", "com.csa.matter.sdk");
            });
            return logger;
        }

        DarwinTracingBackend::DarwinTracingBackend()
            : mClientCallback(nullptr)
        {
        }

        void DarwinTracingBackend::SetMetricEventHandler(MetricEventHandler callback)
        {
            mClientCallback = callback;
        }

        void DarwinTracingBackend::LogMetricEvent(const MetricEvent & event)
        {
            // Pass along to the client to handle the event
            if (mClientCallback) {
                mClientCallback(event);
            }
        }

    } // namespace signposts
} // namespace Tracing
} // namespace chip