/*
 * main.cpp
 *
 *  Created on: Nov 9, 2018
 *      Author: HaPV3
 */

#include<stdio.h>
#include<stdint.h>

#define CLOG(fstream)   std::cout << "DEBUG: " << __FILE__ << " :" << __FUNCTION__ << " :" << fstream << std::endl;


class DES {
public:
    DES();
    ~DES();
private:
    uint8_t PC1_Table[64];
    uint8_t IP_Table[64];

private:
    void init_PC1_Table(void);
    void init_InitialPermutation_Table(void);

    void DES_algo(uint64_t &key, uint64_t &plaintext);
};

uint8_t PC1_Table[64];

void DES::init_PC1_Table(void) {
    uint8_t first_entry_half=57;
    for(uint8_t index=0; index<28; index++){
        PC1_Table[index]= first_entry_half - 8;
        if(first_entry_half-8>0)
            first_entry_half=first_entry_half-8;
        else
            first_entry_half=first_entry_half+57;
    }

    uint8_t first_entry_half=63;
    for(uint8_t index=0; index<28; index++){
        PC1_Table[index + 28]= first_entry_half - 8;
        if(first_entry_half-8>0)
            first_entry_half=first_entry_half-8;
        else
            first_entry_half=first_entry_half+57;
    }
}

void DES::init_InitialPermutation_Table(void){
    uint8_t first_entry_half=58;
    for(uint8_t index=0; index<28; index++){
        IP_Table[index]= first_entry_half - 8;
        if(first_entry_half-8>0)
            first_entry_half=first_entry_half-8;
        else
            first_entry_half=first_entry_half+57;
    }

    uint8_t first_entry_half=57;
    for(uint8_t index=0; index<28; index++){
        IP_Table[index + 28]= first_entry_half - 8;
        if(first_entry_half-8>0)
            first_entry_half=first_entry_half-8;
        else
            first_entry_half=first_entry_half+57;
    }
}
void DES::DES_algo(uint64_t &key, uint64_t &plaintext){

}

int main(){
    DES* mDes = new DES();
    return 0;
}