Program Listing for File CryptoKeyFactory.h

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// Copyright 2016 Proyectos y Sistemas de Mantenimiento SL (eProsima).
//
// 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 _FASTDDS_RTPS_SECURITY_CRYPTOGRAPHY_CRYPTOKEYFACTORY_H_
#define _FASTDDS_RTPS_SECURITY_CRYPTOGRAPHY_CRYPTOKEYFACTORY_H_

#include <fastdds/rtps/security/cryptography/CryptoTypes.h>
#include <fastdds/rtps/security/accesscontrol/EndpointSecurityAttributes.h>
#include <fastdds/rtps/security/accesscontrol/ParticipantSecurityAttributes.h>

#include <memory>

namespace eprosima {
namespace fastrtps {
namespace rtps {
namespace security {

class CryptoKeyFactory
{
public:

    virtual ~CryptoKeyFactory()
    {
    }

    virtual std::shared_ptr<ParticipantCryptoHandle> register_local_participant(
            const IdentityHandle& participant_identity,
            const PermissionsHandle& participant_permissions,
            const PropertySeq& participant_properties,
            const ParticipantSecurityAttributes& participant_security_attributes,
            SecurityException& exception) = 0;

    virtual std::shared_ptr<ParticipantCryptoHandle> register_matched_remote_participant(
            const ParticipantCryptoHandle& local_participant_crypto_handle,
            const IdentityHandle& remote_participant_identity,
            const PermissionsHandle& remote_participant_permissions,
            const SecretHandle& shared_secret,
            SecurityException& exception) = 0;

    virtual DatawriterCryptoHandle* register_local_datawriter(
            ParticipantCryptoHandle& participant_crypto,
            const PropertySeq& datawriter_prop,
            const EndpointSecurityAttributes& datawriter_sec_attr,
            SecurityException& exception) = 0;

    virtual DatareaderCryptoHandle* register_matched_remote_datareader(
            DatawriterCryptoHandle& local_datawriter_crypto_handle,
            ParticipantCryptoHandle& remote_participant_crypto,
            const SecretHandle& shared_secret,
            const bool relay_only,
            SecurityException& exception) = 0;

    virtual DatareaderCryptoHandle* register_local_datareader(
            ParticipantCryptoHandle& participant_crypto,
            const PropertySeq& datareader_properties,
            const EndpointSecurityAttributes& datareader_security_attributes,
            SecurityException& exception) = 0;

    virtual DatawriterCryptoHandle* register_matched_remote_datawriter(
            DatareaderCryptoHandle& local_datareader_crypto_handle,
            ParticipantCryptoHandle& remote_participant_crypt,
            const SecretHandle& shared_secret,
            SecurityException& exception) = 0;

    virtual bool unregister_participant(
            std::shared_ptr<ParticipantCryptoHandle>& participant_crypto_handle,
            SecurityException& exception) = 0;

    virtual bool unregister_datawriter(
            std::shared_ptr<DatawriterCryptoHandle>& datawriter_crypto_handle,
            SecurityException& exception) = 0;

    bool unregister_datawriter(
            DatawriterCryptoHandle* datawriter_crypto_handle,
            SecurityException& exception)
    {

        if (nullptr == datawriter_crypto_handle)
        {
            return false;
        }

        try
        {
            auto temp = datawriter_crypto_handle->shared_from_this();
            return unregister_datawriter(temp, exception);
        }
        catch (std::bad_weak_ptr&)
        {
            return false;
        }
    }

    virtual bool unregister_datareader(
            std::shared_ptr<DatareaderCryptoHandle>& datareader_crypto_handle,
            SecurityException& exception) = 0;

    bool unregister_datareader(
            DatareaderCryptoHandle* datareader_crypto_handle,
            SecurityException& exception)
    {

        if (nullptr == datareader_crypto_handle)
        {
            return false;
        }

        try
        {
            auto temp = datareader_crypto_handle->shared_from_this();
            return unregister_datareader(temp, exception);
        }
        catch (std::bad_weak_ptr&)
        {
            return false;
        }
    }

};

} //namespace security
} //namespace rtps
} //namespace fastrtps
} //namespace eprosima

#endif //_FASTDDS_RTPS_SECURITY_CRYPTOGRAPHY_CRYPTOKEYFACTORY_H_