1 files changed, 107 insertions, 0 deletions
diff --git a/plugins/Dbx_tree/src/EncryptionManager.h b/plugins/Dbx_tree/src/EncryptionManager.h
new file mode 100644
index 0000000000..768ea19efa
--- /dev/null
+++ b/plugins/Dbx_tree/src/EncryptionManager.h
@@ -0,0 +1,107 @@
+/*
+
+dbx_tree: tree database driver for Miranda IM
+
+Copyright 2007-2010 Michael "Protogenes" Kunz,
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
+*/
+
+#pragma once
+
+#ifndef _MSC_VER
+#include <stdint.h>
+#else
+#include "stdint.h"
+#endif
+#include "sigslot.h"
+
+#define __INTERFACE_ONLY__
+#include "../encryption/Common/Cipher.h"
+#undef __INTERFACE_ONLY__
+
+#include "SHA256.h"
+#include "Interface.h"
+//#include "Thread.h"
+#include <map>
+#include <windows.h>
+
+static const uint32_t cEncryptionChangingFlag = 0x80000000;
+
+#pragma pack(push, 1)
+
+typedef struct TFileEncryption {
+	uint32_t CipherID;
+	uint32_t CipherOldID;
+	uint32_t ConversionProcess;
+	uint8_t  SHA[32];
+	uint8_t  SHAOld[32];
+	uint32_t Reserved[2];
+} TFileEncryption, *PFileEncryption;
+
+#pragma pack(pop)
+
+typedef struct TEncryption {
+	uint32_t CipherID;
+	wchar_t * Password;
+} TEncryption, *PEncryption;
+
+class CEncryptionManager
+{
+public:
+	CEncryptionManager();
+	~CEncryptionManager();
+
+	typedef struct {
+		TCHAR * FilePath;
+		TCHAR * FileName;
+		uint32_t ID;
+		wchar_t * Name;
+		wchar_t * Description;
+	} TCipherItem;
+	typedef std::map<uint32_t, TCipherItem> TCipherList;
+	
+	static TCipherList* CipherList;	// = NULL; see cpp
+	static uint32_t CipherListRefCount;	// = 0; see cpp
+	static void LoadCipherList();
+
+	bool InitEncryption(TFileEncryption & Enc);
+
+	bool AlignData(uint32_t ID, uint32_t & Start, uint32_t & End);
+	uint32_t AlignSize(uint32_t ID, uint32_t Size);
+	bool IsEncrypted(uint32_t ID);
+	void Encrypt(void* Data, uint32_t DataLength, uint32_t ID, uint32_t StartByte);
+	void Decrypt(void* Data, uint32_t DataLength, uint32_t ID, uint32_t StartByte);
+
+	bool CanChangeCipher();
+	bool ChangeCipher(TEncryption & Encryption);
+private:
+	bool m_Changing;
+	uint32_t m_ChangingProcess;
+
+	typedef enum TUsedCiphers {
+		CURRENT = 0, 
+		OLD = 1,
+		COUNT = 2
+	} TUsedCiphers;
+
+	struct
+	{
+		CCipher * Cipher;
+		HMODULE CipherDLL;
+	} m_Ciphers[COUNT];
+
+};