src/client/PolicyForClient.h

Go to the documentation of this file.

/*
 * FADE - Secure Overlay Cloud Storage with File Assured Deletion
 * Copyright (C) 2010  Yang Tang
 *
 * 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.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef FADE_POLICY_FOR_CLIENT_H
#define FADE_POLICY_FOR_CLIENT_H

#include <string>
#include <openssl/rsa.h>

using namespace std;

class PolicyForClient
{
        string policyName;
        int keyManagerID;
        RSA *rsa;
        BN_CTX *ctx;
        bool hasPublicKey() const;
        bool getPublicKey(bool allowNewPolicy) const;
public:
        PolicyForClient(const string &policyName, int keyManagerID = 0);

        ~PolicyForClient()
        {
                RSA_free(rsa);
                BN_CTX_free(ctx);
        }

        string getPolicyName() const
        {
                return policyName;
        }

        void setPolicyName(const string &policyName)
        {
                this->policyName = policyName;
        }

        int getRSASize() const
        {
                return 128;
        }

        bool encrypt(unsigned char *key) const;

        bool decrypt(unsigned char *key) const;

        bool revoke() const;
};

#endif /* FADE_POLICY_FOR_CLIENT_H */

---