DataReceiver.h

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#ifndef DATARECEIVER_H_
#define DATARECEIVER_H_

class UniversalDataWriter;

#include "logger/Logger.h"

#include "../Lib/aes/AES.h"

#define MAX_ZEROES 16

#define MAX_STREAM_CMD 130
#define MAX_TARGET 100

class DataReceiver
{
public:

    enum BinaryTransferFlags
    {
        FILE_START         = 0x00, // Contains stamp, crc, size, streamCmd, target, data
        FILE_PART          = 0x01, // Contains stamp, offset, data
        FILE_MEDIUM_OFFSET = 0x02, // file offsets > 2^16 bytes
        FILE_LARGE_OFFSET  = 0x04, // file offsets > 2^24 bytes
        FILE_FLAG          = 0x80, // this is a file transfer
    };

    static bool ReceiveSbd( const char* data, size_t dataLen, const char* keyText, Logger& logger );

    static void Receive( const char* data, size_t dataLen, Logger& logger );

protected:

    static void FileStart( const char* data, size_t dataLen,
                           unsigned int flags, unsigned int stamp,
                           char* infoFilename, char* partFilename,
                           unsigned int& crc, size_t& size,
                           char* streamCmd, char* targetPath,
                           Logger& logger );

    static void FilePart( const char* data, size_t dataLen,
                          unsigned int flags, unsigned int stamp,
                          char* infoFilename, char* partFilename,
                          unsigned int& crc, size_t& size,
                          char* streamCmd, char* targetPath,
                          Logger& logger );

    static bool FileDone( char* partFilename, unsigned int crc,
                          size_t size, char* targetPath,
                          Logger& logger );

private:

    DataReceiver();

    static AES Crypt_;
};

#endif /*DATARECEIVER_H_*/