Attributes.h

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/*******************************************************************************
 *
 * Copyright (c) 2008-2010 Michael Schulze <mschulze@ivs.cs.uni-magdeburg.de>
 *               2009-2010 Michael Kriese <kriese@cs.uni-magdeburg.de>
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#ifndef _Attributes_h_
#define _Attributes_h_

#include <boost/mpl/list.hpp>
#include "mw/attributes/tags/IntegralConstTag.h"
#include "mw/attributes/Attribute.h"
#include "mw/attributes/AttributeSet.h"
#include "mw/attributes/TTL.h"
#include "mw/attributes/Latency.h"
#include "mw/attributes/Throughput.h"
#include "mw/attributes/PacketLoss.h"
#include "mw/attributes/filter/find.h"
#include "mw/attributes/detail/AttributeSetProvider.h"
#include "mw/attributes/detail/tags/TagSet.h"
#include "mw/attributes/detail/tags/HasLessThanRelation.h"
#include "mw/nl/awds/logging.h"
#include "mw/nl/awds/FlowId.h"

#ifdef RANDOM_ATTRIBUTES
#include <cstdlib>
#endif

namespace famouso {
    namespace mw {
        namespace nl {
            namespace awds {
                namespace detail {

                    using namespace famouso::mw::attributes;
                    using famouso::mw::attributes::detail::HighDensityIDs;

                    struct FlowMgmtIDs {
                            enum {
                                action = 1, 
                                flowId = action + 1, 
                                subject = flowId + 1, 
                                prio = subject + 1
                            };
                    };

                    struct FlowMgmtActionIDs {
                            enum {
                                reg = 1, 
                                free = 2, 
                                dead = 3, 
                                use = 4, 
                                avail = 5, 
                                max
                            };
                    };

                    template< FlowId id >
                    class FlowMgmtID: public Attribute<FlowMgmtID<0> , tags::integral_const_tag, FlowId, id,
                                    FlowMgmtIDs::flowId,
                                    attributes::detail::TagSet<attributes::detail::HasLessThanRelation> > {
                        public:
                            typedef FlowMgmtID type;
                    };

                    template< uint8_t action >
                    class FlowMgmtAction: public Attribute<FlowMgmtAction<0> , tags::integral_const_tag, uint8_t, action,
                                    FlowMgmtIDs::action,
                                    attributes::detail::TagSet<attributes::detail::HasLessThanRelation> > {
                        public:
                            typedef FlowMgmtAction type;
                    };

                    template< uint64_t snn >
                    class SubjectAttribute: public Attribute<SubjectAttribute<0> , tags::integral_const_tag, uint64_t, snn,
                                    FlowMgmtIDs::subject,
                                    attributes::detail::TagSet<attributes::detail::HasLessThanRelation> > {
                        public:
                            typedef SubjectAttribute type;

                            Subject subject() {
                                return Subject(this->getValue());
                            }

                            void subject(Subject s) {
                                this->setValue(s.value());
                            }
                    };

                    template< int8_t prio >
                    class Priority: public Attribute<Priority<0> , tags::integral_const_tag, int8_t, prio,
                                    FlowMgmtIDs::prio,
                                    attributes::detail::TagSet<attributes::detail::HasLessThanRelation> > {
                        public:
                            typedef Priority type;
                    };

                } // namespace detail

                using famouso::mw::attributes::detail::SetProvider;

                typedef famouso::mw::attributes::TTL<0xFF> TTL;

                typedef famouso::mw::attributes::Latency<0xFFFFFFFF> Latency;

                typedef famouso::mw::attributes::Throughput<0xFFFFFFFF> Throughput;

                typedef famouso::mw::attributes::PacketLoss<0xFFFF> PacketLoss;

                typedef SetProvider<TTL, Latency, Throughput, PacketLoss>::attrSet AWDSAttributeSet;

                typedef detail::FlowMgmtID<0xFFFFFFFF> FlowMgmtID;

                typedef detail::FlowMgmtActionIDs FlowMgmtActionIDs;

                typedef detail::FlowMgmtAction<FlowMgmtActionIDs::max> FlowMgmtAction;

                typedef detail::SubjectAttribute<0xFFFFFFFFFFFFFFFFull> SubjectAttribute;

                typedef detail::Priority<0xFF> Priority;

                typedef SetProvider<FlowMgmtAction, SubjectAttribute, FlowMgmtID, Throughput, Priority>::attrSet FlowMgmtRequestAttributeSet;

                typedef SetProvider<FlowMgmtAction, SubjectAttribute, FlowMgmtID>::attrSet FlowMgmtResponseAttributeSet;

#ifdef RANDOM_ATTRIBUTES

                inline void _createAttrSet(uint8_t *data) {

                    switch (rand() % 11) {
                        case 0: {
                            new (data) SetProvider<TTL>::attrSet;
                            break;
                        }
                        case 1: {
                            new (data) SetProvider<Throughput>::attrSet;
                            break;
                        }
                        case 2: {
                            new (data) SetProvider<Latency>::attrSet;
                            break;
                        }
                        case 3: {
                            new (data) SetProvider<PacketLoss>::attrSet;
                            break;
                        }
                        case 4: {
                            new (data) SetProvider<TTL, PacketLoss>::attrSet;
                            break;
                        }
                        case 5: {
                            new (data) SetProvider<TTL, Throughput>::attrSet;
                            break;
                        }
                        case 6: {
                            new (data) SetProvider<TTL, Latency>::attrSet;
                            break;
                        }
                        case 7: {
                            new (data) SetProvider<Latency, PacketLoss>::attrSet;
                            break;
                        }
                        case 8: {
                            new (data) SetProvider<TTL, Throughput, PacketLoss>::attrSet;
                            break;
                        }
                        case 9: {
                            new (data) SetProvider<TTL, Latency, PacketLoss>::attrSet;
                            break;
                        }
                        default:
                            break;
                    }
                }

                inline AWDSAttributeSet::type createRandAttributes() {
                    AWDSAttributeSet::type res;
                    _createAttrSet(reinterpret_cast<uint8_t *> (&res));

                    TTL *ttl = res.find<TTL> ();
                    if (ttl)
                        ttl->set(rand() % 20 + 1);

                    Latency *l = res.find<Latency> ();
                    if (l)
                        l->set(rand() % 50 + 20);

                    Throughput *b = res.find<Throughput> ();
                    if (b)
                        b->set((rand() % 1000 + 1000));

                    PacketLoss *p = res.find<PacketLoss> ();
                    if (p)
                        p->set(rand() % 20 + 1);

                    return res;
                }
#endif

            } /* awds */
        } /* nl */
    } /* mw */
} /* famouso */

#endif /* _Attributes_h_ */