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#ifndef TDES_H
#define TDES_H

//------------------------------------------------------------------------------
/// \unit
///
/// !Purpose
/// 
/// Methods to manage the Triple DES (3DES)
/// 
/// !Usage
///
/// -# Configure TDES
/// -# Sets the key used by the TDES algorithm
/// -# Sets the input data of the TDES algorithm
/// -# Starts the encryption/decryption process
/// -# Stores the result of the last TDES operation
///
//------------------------------------------------------------------------------

//------------------------------------------------------------------------------
//         Global functions
//------------------------------------------------------------------------------

extern void TDES_Configure(
    unsigned char cipher,
    unsigned int tdesmod,
    unsigned int keymod,
    unsigned int smod,
    unsigned int opmod);

extern void TDES_Start(void);

extern unsigned int TDES_GetStatus(void);

extern void TDES_SetKeys(
    const unsigned int *pKey1,
    const unsigned int *pKey2,
    const unsigned int *pKey3);

extern void TDES_SetInputData(const unsigned int *pInput);

extern void TDES_SetInputBuffer(const unsigned int *pInput, unsigned int size);

extern void TDES_GetOutputData(unsigned int *pOutput);

extern void TDES_SetOutputBuffer(unsigned int *pOutput, unsigned int size);

extern void TDES_SetVector(const unsigned int *pVector);

#endif //#ifndef TDES_H
