ibrdtn/ibrdtn/security/ExtensionSecurityBlock.h

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#ifndef _EXTENSION_SECURITY_BLOCK_H_
#define _EXTENSION_SECURITY_BLOCK_H_
#include "ibrdtn/security/SecurityBlock.h"
#include "ibrdtn/security/SecurityKey.h"
#include "ibrdtn/data/ExtensionBlock.h"

namespace dtn
{
        namespace security
        {
                class ExtensionSecurityBlock : public SecurityBlock
                {
                        friend class dtn::data::Bundle;
                                public:
                                class Factory : public dtn::data::ExtensionBlock::Factory
                                {
                                public:
                                        Factory() : dtn::data::ExtensionBlock::Factory(ExtensionSecurityBlock::BLOCK_TYPE) {};
                                        virtual ~Factory() {};
                                        virtual dtn::data::Block* create();
                                };

                                static const char BLOCK_TYPE = SecurityBlock::EXTENSION_SECURITY_BLOCK;

                                virtual ~ExtensionSecurityBlock();

                                static void encrypt(dtn::data::Bundle& bundle, const SecurityKey &key, const dtn::data::Block &block, const dtn::data::EID& source, const dtn::data::EID& destination);

                                static void decrypt(dtn::data::Bundle& bundle, const SecurityKey &key, const dtn::security::ExtensionSecurityBlock &block);

                                static void decrypt(dtn::data::Bundle& bundle, const SecurityKey &key, u_int64_t correlator = 0);

                        protected:
                                ExtensionSecurityBlock();
                };

                static ExtensionSecurityBlock::Factory __ExtensionSecurityBlockFactory__;
        }
}

#endif