/*

* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

* Interface for the CKeyGenerator class

*

*/

/**

 @file 

 @internalComponent 

*/

#if !defined(AFX_KEYGENERATOR_H__E70F430E_9D8C_4EA6_B2A8_1973F813312E__INCLUDED_)

#define AFX_KEYGENERATOR_H__E70F430E_9D8C_4EA6_B2A8_1973F813312E__INCLUDED_

#if _MSC_VER > 1000

#pragma once

#endif // _MSC_VER > 1000

#define _WIN32_WINNT 0x0500

#define DEFAULT_KEY_LENGTH 1024

#define PW_LEN 32

#define MAXLEN 256

#define constparams __FILE__,__LINE__

#define SYMBIAN_FREE_MEM(mem){if(!mem) free(mem); mem=NULL;}

#include <stdio.h>

#include <stdlib.h>

#include <tchar.h>

#include <windows.h>

#include <wincrypt.h>

#include "utils.h"

#include "openssl/pem.h"

#include "openssl/evp.h"

enum TKeyType {ERSACipher, EDSACipher};

enum TKeyGeneratorException {ErrFileOpen, ErrNULLKeyStructure};

class CKeyGenerator  

	{

	public:

		void PrintErrorInfo(char* aMsg, TErrType aEntType, const char* aFileName, int aLineNum);

		void SetVerbose(bool aVerbose);

		void SetAskPassword(bool aAsk);

		const _TCHAR* GetPassword();

		void SetPasswordRequirement (bool aPwReq);

		void SetPassword(_TCHAR* aPw);

		void SetPrivateKeyFile(_TCHAR* aPk);

		const TCHAR* GetPrivateKeyFile(void) const;

		void SetKeyLength(int aKeyLen);

		const int GetKeyLength() const;

		virtual int Generate() =0;

		CKeyGenerator();

		virtual ~CKeyGenerator();

	protected:

		bool m_bVerbose;

		TKeyType m_Cipher;

		bool m_bPassword;

		bool m_bAsk;

		int GenerateSeed(int aLength, unsigned char** aBuf);

	private:

		_TCHAR m_sPassword[PW_LEN];

		int m_nKeyLength;

		_TCHAR m_PrivateKeyFile[MAXLEN];

	};

#endif // !defined(AFX_KEYGENERATOR_H__E70F430E_9D8C_4EA6_B2A8_1973F813312E__INCLUDED_)