1 files changed, 110 insertions, 0 deletions
diff --git a/libtransport/src/hicn/transport/interfaces/callbacks.h b/libtransport/src/hicn/transport/interfaces/callbacks.h
new file mode 100644
index 000000000..24f47eb75
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+++ b/libtransport/src/hicn/transport/interfaces/callbacks.h
@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * 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.
+ */
+
+#pragma once
+
+#include <functional>
+#include <system_error>
+
+namespace utils {
+class MemBuf;
+}
+
+namespace transport {
+
+namespace protocol {
+
+class IcnObserver;
+class TransportStatistics;
+
+}  // namespace protocol
+
+namespace core {
+
+class ContentObject;
+class Interest;
+}  // namespace core
+
+namespace interface {
+
+// Forward declarations
+class ConsumerSocket;
+class ProducerSocket;
+
+/**
+ * The ConsumerInterestCallback will be called in different parts of the
+ * consumer socket processing pipeline, with a ConsumerSocket and an Interest as
+ * parameters.
+ */
+using ConsumerInterestCallback =
+    std::function<void(ConsumerSocket &, const core::Interest &)>;
+
+/**
+ * The ConsumerTimerCallback is called periodically for exposing to applications
+ * a summary of the statistics of the transport protocol in use.
+ */
+using ConsumerTimerCallback = std::function<void(
+    ConsumerSocket &, const protocol::TransportStatistics &stats)>;
+
+/**
+ * The ProducerContentCallback will be called by the producer socket right after
+ * a content has been segmented and published.
+ */
+using ProducerContentCallback = std::function<void(
+    ProducerSocket &, const std::error_code &, uint64_t bytes_written)>;
+
+/**
+ * The ConsumerContentObjectCallback will be called in different parts of the
+ * consumer socket processing pipeline, with a ConsumerSocket and an
+ * ContentObject as parameters.
+ */
+using ConsumerContentObjectCallback =
+    std::function<void(ConsumerSocket &, const core::ContentObject &)>;
+
+/**
+ * The ConsumerContentObjectVerificationCallback will be called by the transport
+ * if an application is willing to verify each content object. Note that a
+ * better alternative is to instrument the transport to perform the verification
+ * autonomously, without requiring the intervention of the application.
+ */
+using ConsumerContentObjectVerificationCallback =
+    std::function<bool(ConsumerSocket &, const core::ContentObject &)>;
+
+/**
+ * The ConsumerManifestCallback will be called by the consumer socket when a
+ * manifest is received.
+ */
+using ConsumerManifestCallback =
+    std::function<void(ConsumerSocket &, const core::ContentObjectManifest &)>;
+
+/**
+ * The ProducerContentObjectCallback will be called in different parts of the
+ * consumer socket processing pipeline, with a ProducerSocket and an
+ * ContentObject as parameters.
+ */
+using ProducerContentObjectCallback =
+    std::function<void(ProducerSocket &, core::ContentObject &)>;
+
+/**
+ * The ProducerContentObjectCallback will be called in different parts of the
+ * consumer socket processing pipeline, with a ProducerSocket and an
+ * Interest as parameters.
+ */
+using ProducerInterestCallback =
+    std::function<void(ProducerSocket &, core::Interest &)>;
+
+}  // namespace interface
+
+}  // namespace transport
+\ No newline at end of file