67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
/*
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EQ2Emulator: Everquest II Server Emulator
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Copyright (C) 2007 EQ2EMulator Development Team (http://www.eq2emulator.net)
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This file is part of EQ2Emulator.
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EQ2Emulator is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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EQ2Emulator 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with EQ2Emulator. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _CRYPTO_H
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#define _CRYPTO_H
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#include <string>
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#include <mutex>
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#include "RC4.h"
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#include "../common/types.h"
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using namespace std;
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class Crypto {
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public:
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~Crypto(){ safe_delete(client); safe_delete(server); }
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Crypto() { rc4_key = 0; encrypted = false; client = 0; server = 0; };
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static int64 RSADecrypt(uchar* text, int16 size);
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void RC4Encrypt(uchar* text, int32 size);
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void RC4Decrypt(uchar* text, int32 size);
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int64 getRC4Key() { return rc4_key; }
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void setRC4Key(int64 key) {
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rc4_key = key;
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if(key > 0){
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encrypted = true;
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client = new RC4(~key);
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server = new RC4(key);
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uchar temp[20];
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client->Cypher(temp, 20);
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server->Cypher(temp, 20);
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}
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else{
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encrypted = false;
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safe_delete(client);
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safe_delete(server);
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}
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}
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bool isEncrypted(){ return encrypted; }
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void setEncrypted(bool in_val){ encrypted = in_val; }
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private:
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RC4* server;
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RC4* client;
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bool encrypted;
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int64 rc4_key;
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mutex MCrypto;
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};
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#endif
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