1 files changed, 64 insertions, 0 deletions
diff --git a/compiler/luci/export/include/luci/CircleExporter.h b/compiler/luci/export/include/luci/CircleExporter.h
new file mode 100644
index 000000000..0584c623c
--- /dev/null
+++ b/compiler/luci/export/include/luci/CircleExporter.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd. 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.
+ */
+
+#ifndef __LUCI_CIRCLEEXPORTER_H__
+#define __LUCI_CIRCLEEXPORTER_H__
+
+#include <luci/IR/Module.h>
+
+#include <loco.h>
+
+#include <memory>
+
+namespace luci
+{
+
+class CircleExporter
+{
+public:
+  // This contract class describes the interaction between a exporter and its client.
+  struct Contract
+  {
+  public:
+    virtual ~Contract() = default;
+
+  public: // Client -> Exporter
+    // Input Graph (to be exported)
+    // Exporter expects a loco graph that consists of Circle nodes
+    virtual loco::Graph *graph(void) const = 0;
+
+    // Input Module (to be exported)
+    // Exporter expects a luci module that consists of loco graphs
+    // TODO make this pure virtual
+    virtual luci::Module *module(void) const;
+
+  public: // Exporter -> Client
+    // Exporter calls store for export data
+    // Notice: Please DO NOT STORE ptr and size when implementing this in Client
+    virtual bool store(const char *ptr, const size_t size) const = 0;
+  };
+
+public:
+  explicit CircleExporter();
+
+public:
+  // invoke(...) returns false on failure.
+  bool invoke(Contract *) const;
+};
+
+} // namespace luci
+
+#endif // __LUCI_CIRCLEEXPORTER_H__