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/*
* 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 <hicn/transport/interfaces/socket_consumer.h>
#include <deque>
namespace transport {
namespace protocol {
class VerificationManager {
public:
virtual ~VerificationManager() = default;
virtual bool onPacketToVerify(const Packet& packet) = 0;
};
class SignatureVerificationManager : public VerificationManager {
public:
SignatureVerificationManager(interface::ConsumerSocket* icn_socket)
: icn_socket_(icn_socket) {}
TRANSPORT_ALWAYS_INLINE bool onPacketToVerify(const Packet& packet) override {
using namespace interface;
bool verify_signature, ret = false;
icn_socket_->getSocketOption(GeneralTransportOptions::VERIFY_SIGNATURE,
verify_signature);
if (!verify_signature) {
return true;
}
std::shared_ptr<utils::Verifier> verifier;
icn_socket_->getSocketOption(GeneralTransportOptions::VERIFIER, verifier);
if (TRANSPORT_EXPECT_FALSE(!verifier)) {
throw errors::RuntimeException(
"No certificate provided by the application.");
}
ret = verifier->verify(packet);
if (!ret) {
throw errors::RuntimeException(
"Verification failure policy has to be implemented.");
}
return ret;
}
private:
interface::ConsumerSocket* icn_socket_;
};
} // end namespace protocol
} // end namespace transport
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