summaryrefslogtreecommitdiffstats
path: root/libtransport/src/protocols/protocol.cc
diff options
context:
space:
mode:
Diffstat (limited to 'libtransport/src/protocols/protocol.cc')
-rw-r--r--libtransport/src/protocols/protocol.cc105
1 files changed, 105 insertions, 0 deletions
diff --git a/libtransport/src/protocols/protocol.cc b/libtransport/src/protocols/protocol.cc
new file mode 100644
index 000000000..aa290bef8
--- /dev/null
+++ b/libtransport/src/protocols/protocol.cc
@@ -0,0 +1,105 @@
+/*
+ * 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.
+ */
+
+#include <hicn/transport/interfaces/socket_consumer.h>
+
+#include <implementation/socket_consumer.h>
+#include <protocols/protocol.h>
+
+namespace transport {
+
+namespace protocol {
+
+using namespace interface;
+
+TransportProtocol::TransportProtocol(implementation::ConsumerSocket *icn_socket,
+ Reassembly *reassembly_protocol)
+ : socket_(icn_socket),
+ reassembly_protocol_(reassembly_protocol),
+ index_manager_(
+ std::make_unique<IndexManager>(socket_, this, reassembly_protocol)),
+ is_running_(false),
+ is_first_(false) {
+ socket_->getSocketOption(GeneralTransportOptions::PORTAL, portal_);
+ socket_->getSocketOption(OtherOptions::STATISTICS, &stats_);
+}
+
+int TransportProtocol::start() {
+ // If the protocol is already running, return otherwise set as running
+ if (is_running_) return -1;
+
+ // Reset the protocol state machine
+ reset();
+
+ // Set it is the first time we schedule an interest
+ is_first_ = true;
+
+ // Schedule next interests
+ scheduleNextInterests();
+
+ is_first_ = false;
+
+ // Set the protocol as running
+ is_running_ = true;
+
+ // Start Event loop
+ portal_->runEventsLoop();
+
+ // Not running anymore
+ is_running_ = false;
+
+ return 0;
+}
+
+void TransportProtocol::stop() {
+ is_running_ = false;
+ portal_->stopEventsLoop();
+}
+
+void TransportProtocol::resume() {
+ if (is_running_) return;
+
+ is_running_ = true;
+
+ scheduleNextInterests();
+
+ portal_->runEventsLoop();
+
+ is_running_ = false;
+}
+
+void TransportProtocol::onContentReassembled(std::error_code ec) {
+ interface::ConsumerSocket::ReadCallback *on_payload = VOID_HANDLER;
+ socket_->getSocketOption(READ_CALLBACK, &on_payload);
+
+ if (!on_payload) {
+ throw errors::RuntimeException(
+ "The read callback must be installed in the transport before "
+ "starting "
+ "the content retrieval.");
+ }
+
+ if (!ec) {
+ on_payload->readSuccess(stats_->getBytesRecv());
+ } else {
+ on_payload->readError(ec);
+ }
+
+ stop();
+}
+
+} // end namespace protocol
+
+} // end namespace transport