1 files changed, 64 insertions, 0 deletions
diff --git a/applications/message_handler/lib/include/networks.hpp b/applications/message_handler/lib/include/networks.hpp
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+++ b/applications/message_handler/lib/include/networks.hpp
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2022 Arm Limited.
+ *
+ * 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
+ *
+ * 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 NETWORKS_H
+#define NETWORKS_H
+
+#include <ethosu_core_interface.h>
+
+#include <cstdio>
+#include <inttypes.h>
+
+using namespace EthosU;
+
+namespace MessageHandler {
+
+class Networks {
+public:
+    virtual ~Networks() {}
+    virtual bool getNetwork(const ethosu_core_network_buffer &buffer, void *&data, size_t &size) = 0;
+};
+
+template <typename T>
+class BaseNetworks : public Networks {
+public:
+    bool getNetwork(const ethosu_core_network_buffer &buffer, void *&data, size_t &size) override {
+        switch (buffer.type) {
+        case ETHOSU_CORE_NETWORK_BUFFER:
+            data = reinterpret_cast<void *>(buffer.buffer.ptr);
+            size = buffer.buffer.size;
+            return false;
+        case ETHOSU_CORE_NETWORK_INDEX:
+            return T::getIndexedNetwork(buffer.index, data, size);
+        default:
+            printf("Error: Unsupported network model type. type=%" PRIu32 "\n", buffer.type);
+            return true;
+        }
+    }
+};
+
+class NoIndexedNetworks : public BaseNetworks<NoIndexedNetworks> {
+    static bool getIndexedNetwork(const uint32_t index, void *&data, size_t &size) {
+        printf("Error: Network model index out of range. index=%" PRIu32 "\n", index);
+        return true;
+    }
+};
+
+} // namespace MessageHandler
+
+#endif