chore: import upstream snapshot with attribution

plugin/vc/vfcCommon.cpp

@@ -0,0 +1,81 @@
+/*
+ * SPDX-FileCopyrightText: Copyright (c) 1993-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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.
+ */
+
+#include "vfcCommon.h"
+#include "NvInfer.h"
+#include "NvInferPlugin.h"
+#include "roiAlignPlugin/roiAlignPlugin.h"
+#include <vector>
+
+using namespace nvinfer1;
+using nvinfer1::plugin::ROIAlignV3PluginCreator;
+
+namespace nvinfer1::plugin
+{
+
+class ThreadSafeLoggerFinder
+{
+private:
+    ILoggerFinder* mLoggerFinder{nullptr};
+    std::mutex mMutex;
+
+public:
+    ThreadSafeLoggerFinder() = default;
+
+    //! Set the logger finder.
+    void setLoggerFinder(ILoggerFinder* finder)
+    {
+        std::lock_guard<std::mutex> lk(mMutex);
+        if (mLoggerFinder == nullptr && finder != nullptr)
+        {
+            mLoggerFinder = finder;
+        }
+    }
+
+    //! Get the logger.
+    ILogger* getLogger() noexcept
+    {
+        std::lock_guard<std::mutex> lk(mMutex);
+        if (mLoggerFinder != nullptr)
+        {
+            return mLoggerFinder->findLogger();
+        }
+        return nullptr;
+    }
+};
+
+ThreadSafeLoggerFinder gLoggerFinder;
+
+ILogger* getPluginLogger()
+{
+    return gLoggerFinder.getLogger();
+}
+
+} // namespace nvinfer1::plugin
+
+extern "C" TENSORRTAPI IPluginCreatorInterface* const* getCreators(int32_t& nbCreators)
+{
+    nbCreators = 1;
+    static ROIAlignV3PluginCreator sRoiAlignCreator;
+    static IPluginCreatorInterface* const kPLUGIN_CREATOR_LIST[] = {&sRoiAlignCreator};
+    return kPLUGIN_CREATOR_LIST;
+}
+
+extern "C" TENSORRTAPI void setLoggerFinder(nvinfer1::ILoggerFinder* finder)
+{
+    nvinfer1::plugin::gLoggerFinder.setLoggerFinder(finder);
+}