ckaesinterop.h

来自「DES加密解密算法,西望大家共享.参考学习」· C头文件 代码 · 共 116 行

// CkCrypt.h: interface for the CkCrypt class.
//
//////////////////////////////////////////////////////////////////////

#ifndef _CKAESINTEROP_H
#define _CKAESINTEROP_H

#pragma once

class CkString;
class CkByteData;
#include "CkObject.h"

// CLASS: CkAesInterop
class CkAesInterop : public CkObject
{
    private:
	void *m_impl;
	bool m_utf8;	// If true, all input "const char *" parameters are utf-8, otherwise they are ANSI strings.

	// Don't allow assignment or copying these objects.
	CkAesInterop(const CkAesInterop &) { } 
	CkAesInterop &operator=(const CkAesInterop &) { return *this; }

    public:
	void *getImpl(void) const { return m_impl; } 

	CkAesInterop(void *impl) : m_impl(impl) { }

	CkAesInterop();
	virtual ~CkAesInterop();

	// BEGIN PUBLIC INTERFACE
	bool get_Utf8(void) const;
	void put_Utf8(bool b);

	void put_Key(const unsigned char *key, long keyLen);
	void get_Key(CkByteData &key);

	void put_IV(const unsigned char *iv, long ivLen);
	void get_IV(CkByteData &iv);

	void put_KeyLength(long v);
	long get_KeyLength(void);

	// 0 = Chilkat
	void put_PassPhraseAlg(long v);
	long get_PassPhraseAlg(void);

	// 0 = RFC1423 padding scheme. Each padding byte is set to the 
	//     number of padding bytes.
	// 
	// 1 = FIPS81 (Federal Information Processing Standards 81) padding
	//     scheme. The last byte (least significant) contains the number of 
	//     padding bytes including itself. The other padding bytes are set 
	//     to random values.
	//
	// 2 = Each padding byte is set to a random value. The decryptor
	//     must know how many bytes are in the original unencrypted data.
	//
	// 
	void put_PaddingScheme(long v);
	long get_PaddingScheme(void);

	// 0 = CBC
	// 1 = ECB
	void put_CipherMode(long v);
	long get_CipherMode(void);

	void SetModeCBC(void) { put_CipherMode(0); }
	void SetModeECB(void) { put_CipherMode(1); }

	// Encrypt/Decrypt
	void Decrypt(const unsigned char *eData, unsigned long eDataLen, CkByteData &data);
	void Encrypt(const unsigned char *data, unsigned long dataLen, CkByteData &eData);

	void BlowfishDecrypt(const unsigned char *eData, unsigned long eDataLen, CkByteData &data);
	void BlowfishEncrypt(const unsigned char *data, unsigned long dataLen, CkByteData &eData);
	
	bool DecryptFile(const char *inAnsiFilename, const char *outAnsiFilename);
	bool EncryptFile(const char *inAnsiFilename, const char *outAnsiFilename);

	// Hashing.
	void Sha1(const unsigned char *data, unsigned long dataLen, CkByteData &hash);
	void Sha256(const unsigned char *data, unsigned long dataLen, CkByteData &hash);
	void Sha384(const unsigned char *data, unsigned long dataLen, CkByteData &hash);
	void Sha512(const unsigned char *data, unsigned long dataLen, CkByteData &hash);
	void Haval(const unsigned char *data, unsigned long dataLen, int bitLength, CkByteData &hash);
	void Md5(const unsigned char *data, unsigned long dataLen, CkByteData &digest);
	void Md2(const unsigned char *data, unsigned long dataLen, CkByteData &hash);

	void put_PassPhrase(const char *p);
	void get_PassPhrase(CkString &sb);

	bool UnlockComponent(const char *unlockCode);
	bool IsUnlocked(void) const;

	void get_Version(CkString &str);

	// Error log retrieval and saving (these methods are common to all Chilkat VC++ classes.)
	bool SaveLastError(const char *filename);
        void LastErrorXml(CkString &str);
        void LastErrorHtml(CkString &str);
        void LastErrorText(CkString &str);

	void EncodeToHex(const unsigned char *data, unsigned long dataLen, CkString &str);
	void DecodeFromHex(const char *hexStr, CkByteData &data);

	// END PUBLIC INTERFACE
};


#endif