1//								-*- C++ -*-
2// This file is part of the aMule Project.
3//
4// Copyright (c) 2008-2011 D��vai Tam��s ( gonosztopi@amule.org )
5// Copyright (c) 2008-2011 aMule Team ( admin@amule.org / http://www.amule.org )
6// Copyright (c) 2002-2011 Merkur ( devs@emule-project.net / http://www.emule-project.net )
7//
8// Any parts of this program derived from the xMule, lMule or eMule project,
9// or contributed by third-party developers are copyrighted by their
10// respective authors.
11//
12// This program is free software; you can redistribute it and/or modify
13// it under the terms of the GNU General Public License as published by
14// the Free Software Foundation; either version 2 of the License, or
15// (at your option) any later version.
16//
17// This program is distributed in the hope that it will be useful,
18// but WITHOUT ANY WARRANTY; without even the implied warranty of
19// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20// GNU General Public License for more details.
21//
22// You should have received a copy of the GNU General Public License
23// along with this program; if not, write to the Free Software
24// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
25//
26
27#ifndef KADEMLIA_UTILS_KADUDPKEY_H
28#define KADEMLIA_UTILS_KADUDPKEY_H
29
30#include "../../SafeFile.h"
31
32namespace Kademlia
33{
34
35class CKadUDPKey
36{
37      public:
38	CKadUDPKey(uint32_t WXUNUSED_UNLESS_DEBUG(zero) = 0)			{ wxASSERT(zero == 0); m_key = m_ip = 0; }
39	CKadUDPKey(uint32_t key, uint32_t ip) throw()				{ m_key = key; m_ip = ip; }
40	CKadUDPKey(CFileDataIO& file)						{ ReadFromFile(file); }
41	CKadUDPKey& operator=(const CKadUDPKey& k1) throw()			{ m_key = k1.m_key; m_ip = k1.m_ip; return *this; }
42	CKadUDPKey& operator=(const uint32_t WXUNUSED_UNLESS_DEBUG(zero))	{ wxASSERT(zero == 0); m_key = m_ip = 0; return *this; }
43	friend bool operator==(const CKadUDPKey& k1, const CKadUDPKey& k2) throw() { return k1.GetKeyValue(k1.m_ip) == k2.GetKeyValue(k2.m_ip);}
44
45	uint32_t	GetKeyValue(uint32_t myIP) const throw()		{ return (myIP == m_ip) ? m_key : 0; }
46	bool		IsEmpty() const throw()					{ return (m_key == 0) || (m_ip == 0); }
47	void		StoreToFile(CFileDataIO& file) const			{ file.WriteUInt32(m_key); file.WriteUInt32(m_ip); }
48	void		ReadFromFile(CFileDataIO& file)				{ m_key = file.ReadUInt32(); m_ip = file.ReadUInt32(); }
49
50      private:
51	uint32_t	m_key;
52	uint32_t	m_ip;
53};
54
55} // namespace Kademlia
56
57#endif /* KADEMLIA_UTILS_KADUDPKEY_H */
58