daemon/src/security/SecurityKeyManager.h

Go to the documentation of this file.

/*
 * SecurityKeyManager.h
 *
 *  Created on: 02.12.2010
 *      Author: morgenro
 */

#ifndef SECURITYKEYMANAGER_H_
#define SECURITYKEYMANAGER_H_

#include <ibrdtn/security/SecurityKey.h>
#include <ibrdtn/data/EID.h>
#include <ibrdtn/data/DTNTime.h>
#include <ibrdtn/data/BundleString.h>
#include <ibrdtn/data/SDNV.h>
#include <ibrcommon/data/File.h>
#include <iostream>

#include <openssl/rsa.h>

namespace dtn
{
        namespace security
        {
                class SecurityKeyManager
                {
                public:
                        class KeyNotFoundException : public ibrcommon::Exception
                        {
                        public:
                                KeyNotFoundException(std::string what = "Requested key not found.") : ibrcommon::Exception(what)
                                {};

                                virtual ~KeyNotFoundException() throw() {};
                        };

                        static SecurityKeyManager& getInstance();

                        virtual ~SecurityKeyManager();
                        void initialize(const ibrcommon::File &path, const ibrcommon::File &ca, const ibrcommon::File &key);

                        void prefetchKey(const dtn::data::EID &ref, const dtn::security::SecurityKey::KeyType type = dtn::security::SecurityKey::KEY_UNSPEC);

                        bool hasKey(const dtn::data::EID &ref, const dtn::security::SecurityKey::KeyType type = dtn::security::SecurityKey::KEY_UNSPEC) const;
                        dtn::security::SecurityKey get(const dtn::data::EID &ref, const dtn::security::SecurityKey::KeyType type = dtn::security::SecurityKey::KEY_UNSPEC) const throw (SecurityKeyManager::KeyNotFoundException);
                        void store(const dtn::data::EID &ref, const std::string &data, const dtn::security::SecurityKey::KeyType type = dtn::security::SecurityKey::KEY_UNSPEC);

                private:
                        SecurityKeyManager();

                        static int read_private_key(const ibrcommon::File &file, RSA ** rsa);

                        static int read_public_key(const ibrcommon::File &file, RSA ** rsa);


                        static const std::string hash(const dtn::data::EID &eid);

                        ibrcommon::File _path;
                        ibrcommon::File _ca;
                        ibrcommon::File _key;
                };
        }
}

#endif /* SECURITYKEYMANAGER_H_ */