Encryption.h

/* START_LICENSE_HEADER

Copyright (C) 2000 Martin Piper, original design and program code
Copyright (C) 2001 Replica Software

This program file is copyright (C) Replica Software and can only be used under license.
For more information visit: http://www.replicanet.com/
Or email: info@replicanet.com

END_LICENSE_HEADER */
#include "RNPlatform/Inc/MemoryTracking.h"
#ifndef __ENCRYPTION_H__
#define __ENCRYPTION_H__

namespace RNReplicaNet
{

// Key length must be an integer multiple of 4 and be at least 8
const int kEncryptionKeyLengthBytes = 8;

class Encryption
{
public:
    struct Key
    {
        public:
        Key();
        Key(const Key &source);
        virtual ~Key();

        void Create(const void *data,const int length);

        void AddCrypto(const void *data,const int length);

        void AddCrypto(const unsigned char salt);

        unsigned char mKey[kEncryptionKeyLengthBytes];
    };

    static void Encrypt(void *data,int length,Key *key);

    static void Decrypt(void *data,int length,Key *key);


    static void CommutativeEncrypt(void *data,int length,Key *key);

    static void CommutativeDecrypt(void *data,int length,Key *key);

    static void CommutativeEncryptBytewise(void *data,int length,Key *key);

    static void CommutativeDecryptBytewise(void *data,int length,Key *key);
};

} // namespace RNReplicaNet

#endif