Camellia sbox creator

Program software

タイトルどおりですが作ってみました。
Camellia暗号で使うsboxを4つ出力します。
ただそれだけ。うん、それだけ。（＞＿＜）

#include <stdio.h>

#include <windows.h>
static const unsigned char SBOX[256] = {

112,130, 44,236,179, 39,192,229,228,133, 87, 53,234, 12,174, 65,

 35,239,107,147, 69, 25,165, 33,237, 14, 79, 78, 29,101,146,189,

134,184,175,143,124,235, 31,206, 62, 48,220, 95, 94,197, 11, 26,

166,225, 57,202,213, 71, 93, 61,217,  1, 90,214, 81, 86,108, 77,

139, 13,154,102,251,204,176, 45,116, 18, 43, 32,240,177,132,153,

223, 76,203,194, 52,126,118,  5,109,183,169, 49,209, 23,  4,215,

 20, 88, 58, 97,222, 27, 17, 28, 50, 15,156, 22, 83, 24,242, 34,

254, 68,207,178,195,181,122,145, 36,  8,232,168, 96,252,105, 80,

170,208,160,125,161,137, 98,151, 84, 91, 30,149,224,255,100,210,

 16,196,  0, 72,163,247,117,219,138,  3,230,218,  9, 63,221,148,

135, 92,131,  2,205, 74,144, 51,115,103,246,243,157,127,191,226,

 82,155,216, 38,200, 55,198, 59,129,150,111, 75, 19,190, 99, 46,

233,121,167,140,159,110,188,142, 41,245,249,182, 47,253,180, 89,

120,152,  6,106,231, 70,113,186,212, 37,171, 66,136,162,141,250,

114,  7,185, 85,248,238,172, 10, 54, 73, 42,104, 60, 56,241,164,

 64, 40,211,123,187,201, 67,193, 21,227,173,244,119,199,128,158};
#define SBOX1(n) SBOX[(n)]

#define SBOX2(n) (unsigned char)((SBOX[(n)]>>7^SBOX[(n)]<<1)&0xff)

#define SBOX3(n) (unsigned char)((SBOX[(n)]>>1^SBOX[(n)]<<7)&0xff)

#define SBOX4(n) SBOX[((n)<<1^(n)>>7)&0xff]



typedef unsigned char (*pfCALLBACK)(unsigned char);
unsigned char sbox1(unsigned char n){

  return SBOX1(n);

}

unsigned char sbox2(unsigned char n){

  return SBOX2(n);

}

unsigned char sbox3(unsigned char n){

  return SBOX3(n);

}

unsigned char sbox4(unsigned char n){

  return SBOX4(n);

}



void printout(const char *array_name,pfCALLBACK fn)

{

  int i,a;

  a = 16;

  printf("static const uint8 %s[256]={\n",array_name);

  printf("  ");

  for(i=0;i<256;i++){

    printf("0x%02x",fn(i));

    if(i<255) printf(",");

    a--;

    if(a == 0){//最適化に任せる

      printf("\n");

      printf("  ");

      a = 16;

    }

  }

  

  printf("};\n");

}
void sbox_create(){
  printout("sbox1",sbox1);

  printout("sbox2",sbox2);

  printout("sbox3",sbox3);

  printout("sbox4",sbox4);
}



int main(){

  sbox_create();
#ifdef _DEBUG

  system("PAUSE");

#endif

  return 0;

}