50 lines
1.0 KiB
C++
50 lines
1.0 KiB
C++
// Copyright (C) 2007-2025 EQ2EMulator
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// Licensed under GPL v3
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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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