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source: code/archive/Binderm_FS16/src/libraries/network/packet/Packet.h @ 11834

Last change on this file since 11834 was 11071, checked in by landauf, 9 years ago

merged branch cpp11_v3 back to trunk

  • Property svn:eol-style set to native
File size: 3.0 KB
Line 
1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Oliver Scheuss <scheusso [at] ee.ethz.ch>, (C) 2008
24 *   Co-authors:
25 *      ...
26 *
27 */
28#ifndef _NETWORK_Packet_H__
29#define _NETWORK_Packet_H__
30
31#include "network/NetworkPrereqs.h"
32#include <map>
33
34namespace orxonox
35{
36
37namespace packet
38{
39
40enum class Direction
41{
42  Incoming,
43  Outgoing,
44  Bidirectional
45};
46enum class Type : uint8_t
47{
48  Acknowledgement,
49  Chat,
50  ClassID,
51  DeleteObjects,
52  FunctionIDs,
53  FunctionCalls,
54  Gamestate,
55  Welcome
56};
57
58/**
59    @author Oliver Scheuss <scheusso [at] ee.ethz.ch>
60*/
61class _NetworkExport Packet
62{
63  public:
64    Packet(const Packet &p);
65    virtual ~Packet();
66    static Packet* createPacket(ENetPacket* packet, uint32_t peerID);
67    static void deletePacket(ENetPacket* packet);
68
69    virtual unsigned char* getData(){ return data_; };
70    virtual unsigned int getSize() const =0;
71    virtual bool process(orxonox::Host* host)=0;
72    inline uint32_t getFlags()
73      { return flags_; }
74    inline int getPeerID()
75      { return peerID_; }
76    inline void setPeerID( int id )
77      { peerID_ = id; }
78    inline bool isReliable()
79      { return this->flags_ & PacketFlag::Reliable; }
80    inline uint32_t getRequiredGamestateID()
81      { return this->requiredGamestateID_; }
82
83    virtual bool send(orxonox::Host* host);
84  protected:
85    Packet();
86    Packet(uint8_t *data, unsigned int peerID);
87//    Packet(ENetPacket *packet, ENetPeer *peer);
88    inline bool isDataENetAllocated() const
89      { return bDataENetAllocated_; }
90
91    uint32_t flags_;
92    unsigned int peerID_;
93    uint32_t requiredGamestateID_;
94    Direction packetDirection_;
95    /** Pointer to the data. Be careful when deleting it because it might
96        point to a location that was allocated by ENet.
97        See bDataENetAllocated_ */
98    uint8_t *data_;
99    /** Tells whether data_ was allocated by ENet or ourselves.
100        data_ might no correlate with enetPacket_->data. */
101    bool bDataENetAllocated_;
102  private:
103    static std::map<size_t, Packet *> packetMap_;
104    static boost::mutex               packetMapMutex_;
105    ENetPacket *enetPacket_;
106};
107
108} //namespace packet
109
110} //namespace orxonox
111
112#endif /* _NETWORK_Packet_H__ */
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