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https://port.numenaute.org/aleajactaest/khanat-code-old.git
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87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
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// Copyright (C) 2010 Winch Gate Property Limited
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "stdnet.h"
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#include "nel/net/login_cookie.h"
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using namespace std;
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using namespace NLMISC;
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namespace NLNET {
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/*
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* Comparison == operator
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*/
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bool operator== (const CLoginCookie &c1, const CLoginCookie &c2)
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{
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nlassert (c1._Valid && c2._Valid);
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return c1._UserAddr==c2._UserAddr && c1._UserKey==c2._UserKey && c1._UserId==c2._UserId;
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}
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/*
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* Comparison != operator
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*/
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bool operator!= (const CLoginCookie &c1, const CLoginCookie &c2)
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{
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return !(c1 == c2);
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}
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CLoginCookie::CLoginCookie (uint32 addr, uint32 id) : _Valid(true), _UserAddr(addr), _UserId(id)
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{
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// generates the key for this cookie
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_UserKey = generateKey();
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}
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uint32 CLoginCookie::generateKey()
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{
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uint32 t = (uint32)time (NULL);
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srand (t);
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uint32 r = rand ();
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static uint32 n = 0;
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n++;
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// 12bits for the time (in second) => loop in 1 hour
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// 8bits for random => 256 case
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// 12bits for the inc number => can generate 4096 keys per second without any problem (if you generate more than this number, you could have 2 same keys)
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return (t&0xFFF)<<20 | (r&0xFF)<<12 | (n&0xFFF);
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// 12bits for the time (in second) => loop in 1 hour
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// 20bits for the inc number => can generate more than 1 million keys per second without any problem (never exceed on my computer)
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// return (t&0xFFF)<<20 | (n&0xFFFFF);
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}
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/* test key generation
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void main()
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{
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set<uint32> myset;
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// generates the key for this cookie
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for(;;)
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{
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uint32 val = (t&0xFFF)<<20 | (r&0xFF)<<12 | (n&0xFFF);
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pair<set<uint32>::iterator,bool> p = myset.insert (val);
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if (!p.second) printf("%10u 0x%x already inserted\n", val, val);
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}
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}
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*/
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} // NL.
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