release/src/router/libsodium/test/default/core6.c

   1 #include <stdio.h>
   2
   3 #define TEST_NAME "core6"
   4 #include "cmptest.h"
   5
   6 unsigned char k[32] = {
   7  0xee,0x30,0x4f,0xca,0x27,0x00,0x8d,0x8c
   8 ,0x12,0x6f,0x90,0x02,0x79,0x01,0xd8,0x0f
   9 ,0x7f,0x1d,0x8b,0x8d,0xc9,0x36,0xcf,0x3b
  10 ,0x9f,0x81,0x96,0x92,0x82,0x7e,0x57,0x77
  11 } ;
  12
  13 unsigned char in[16] = {
  14  0x81,0x91,0x8e,0xf2,0xa5,0xe0,0xda,0x9b
  15 ,0x3e,0x90,0x60,0x52,0x1e,0x4b,0xb3,0x52
  16 } ;
  17
  18 unsigned char c[16] = {
  19  101,120,112, 97,110,100, 32, 51
  20 , 50, 45, 98,121,116,101, 32,107
  21 } ;
  22
  23 unsigned char out[64];
  24
  25 void print(unsigned char *x,unsigned char *y)
  26 {
  27   int i;
  28   unsigned int borrow = 0;
  29   for (i = 0;i < 4;++i) {
  30     unsigned int xi = x[i];
  31     unsigned int yi = y[i];
  32     printf(",0x%02x",255 & (xi - yi - borrow));
  33     borrow = (xi < yi + borrow);
  34   }
  35 }
  36
  37 int main(void)
  38 {
  39   crypto_core_salsa20(out,in,k,c);
  40   print(out,c);
  41   print(out + 20,c + 4); printf("\n");
  42   print(out + 40,c + 8);
  43   print(out + 60,c + 12); printf("\n");
  44   print(out + 24,in);
  45   print(out + 28,in + 4); printf("\n");
  46   print(out + 32,in + 8);
  47   print(out + 36,in + 12); printf("\n");
  48   return 0;
  49 }