59 lines
1.2 KiB
C
59 lines
1.2 KiB
C
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#ifndef _ENCRYPT_H_
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#define _ENCRYPT_H_
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//#include <Windows.h>
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#include "wrand.h"
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class Encrypt
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{
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public:
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Encrypt()
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{
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m_nSelfSalt = 0;
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m_nTargetSalt = 0;
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m_nKey = 0;
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m_nSelfSalt = 0;
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}
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void SetSelfSalt(int salt); //<2F><><EFBFBD><EFBFBD><EFBFBD>Լ<EFBFBD><D4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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void SetTargetSalt(int salt); //<2F><><EFBFBD><EFBFBD>ͨ<EFBFBD>ŷ<EFBFBD><C5B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>,ͬʱ<CDAC><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>key
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int GetSelfSalt()
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{
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return m_nSelfSalt; //<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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}
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bool Encode(char* pInBuff, size_t len, char* pOutBuff); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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bool Decode(char* pInBuff, size_t len, char* pOutBuff); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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inline bool IsKeyCrcCorrect(unsigned short nKeyCRC) //
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{
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return (GetKeyCRC() == nKeyCRC);
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}
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inline static unsigned short CRC16(const char* lpBuffer, size_t len) //<2F><><EFBFBD><EFBFBD>CRC-16<31><36>Checksum
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{
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return (unsigned short)CRC16Calc((unsigned char*)lpBuffer, len);
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}
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inline int GetKey()
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{
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return m_nKey;
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}
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unsigned int GetKeyCRC() //<2F><>ȡkey<65><79>crcֵ
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{
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return (CRC16((const char*)m_sKeybuff, 4));
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}
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private:
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void GenKey(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Կ
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int GenSalt(); // <20><><EFBFBD><EFBFBD>salt
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private:
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int m_nSelfSalt; //<2F>Լ<EFBFBD><D4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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int m_nTargetSalt; //ͨ<>ŷ<EFBFBD><C5B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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int m_nKey; //<2F><>Կ
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unsigned char m_sKeybuff[4] ; //<2F><>Կ<EFBFBD><D4BF>buff<66><66><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD>˷<EFBFBD><CBB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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};
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#endif
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