ibrdtn/ibrdtn/data/PrimaryBlock.h

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/*
 * PrimaryBlock.h
 *
 *  Created on: 26.05.2010
 *      Author: morgenro
 */

#ifndef PRIMARYBLOCK_H_
#define PRIMARYBLOCK_H_

#include "ibrdtn/data/EID.h"
#include "ibrdtn/data/Dictionary.h"
#include "ibrdtn/data/Serializer.h"
#include <ibrcommon/thread/Mutex.h>
#include <string>
#include <iostream>

namespace dtn
{
        namespace data
        {
                static const unsigned char BUNDLE_VERSION = 0x06;

                class PrimaryBlock
                {
                        friend class DefaultSerializer;
                        friend class DefaultDeserializer;

                public:
                        enum FLAGS
                        {
                                FRAGMENT = 1 << 0x00,
                                APPDATA_IS_ADMRECORD = 1 << 0x01,
                                DONT_FRAGMENT = 1 << 0x02,
                                CUSTODY_REQUESTED = 1 << 0x03,
                                DESTINATION_IS_SINGLETON = 1 << 0x04,
                                ACKOFAPP_REQUESTED = 1 << 0x05,
                                RESERVED_6 = 1 << 0x06,
                                PRIORITY_BIT1 = 1 << 0x07,
                                PRIORITY_BIT2 = 1 << 0x08,
                                CLASSOFSERVICE_9 = 1 << 0x09,
                                CLASSOFSERVICE_10 = 1 << 0x0A,
                                CLASSOFSERVICE_11 = 1 << 0x0B,
                                CLASSOFSERVICE_12 = 1 << 0x0C,
                                CLASSOFSERVICE_13 = 1 << 0x0D,
                                REQUEST_REPORT_OF_BUNDLE_RECEPTION = 1 << 0x0E,
                                REQUEST_REPORT_OF_CUSTODY_ACCEPTANCE = 1 << 0x0F,
                                REQUEST_REPORT_OF_BUNDLE_FORWARDING = 1 << 0x10,
                                REQUEST_REPORT_OF_BUNDLE_DELIVERY = 1 << 0x11,
                                REQUEST_REPORT_OF_BUNDLE_DELETION = 1 << 0x12,
                                STATUS_REPORT_REQUEST_19 = 1 << 0x13,
                                STATUS_REPORT_REQUEST_20 = 1 << 0x14,

                                // DTNSEC FLAGS (these are customized flags and not written down in any draft)
                                DTNSEC_REQUEST_SIGN = 1 << 0x1A,
                                DTNSEC_REQUEST_ENCRYPT = 1 << 0x1B,
                                DTNSEC_STATUS_VERIFIED = 1 << 0x1C,
                                DTNSEC_STATUS_CONFIDENTIAL = 1 << 0x1D,
                                DTNSEC_STATUS_AUTHENTICATED = 1 << 0x1E
                        };

                        PrimaryBlock();
                        virtual ~PrimaryBlock();

                        bool isExpired() const __attribute__ ((deprecated));

                        std::string toString() const;

                        void set(FLAGS flag, bool value);
                        bool get(FLAGS flag) const;

                        void relabel();

                        bool operator==(const PrimaryBlock& other) const;
                        bool operator!=(const PrimaryBlock& other) const;
                        bool operator<(const PrimaryBlock& other) const;
                        bool operator>(const PrimaryBlock& other) const;

                        size_t _procflags;
                        size_t _timestamp;
                        size_t _sequencenumber;
                        size_t _lifetime;
                        size_t _fragmentoffset;
                        size_t _appdatalength;

                        EID _source;
                        EID _destination;
                        EID _reportto;
                        EID _custodian;

                private:
                        static ibrcommon::Mutex __sequence_lock;
                        static size_t __sequencenumber;
                };
        }
}

#endif /* PRIMARYBLOCK_H_ */