libsodium/test/core2.c

#include <stdio.h>
#include "crypto_core_hsalsa20.h"

unsigned char firstkey[32] = {
 0x1b,0x27,0x55,0x64,0x73,0xe9,0x85,0xd4
,0x62,0xcd,0x51,0x19,0x7a,0x9a,0x46,0xc7
,0x60,0x09,0x54,0x9e,0xac,0x64,0x74,0xf2
,0x06,0xc4,0xee,0x08,0x44,0xf6,0x83,0x89
} ;

unsigned char nonceprefix[16] = {
 0x69,0x69,0x6e,0xe9,0x55,0xb6,0x2b,0x73
,0xcd,0x62,0xbd,0xa8,0x75,0xfc,0x73,0xd6
} ;

unsigned char c[16] = {
 0x65,0x78,0x70,0x61,0x6e,0x64,0x20,0x33
,0x32,0x2d,0x62,0x79,0x74,0x65,0x20,0x6b
} ;

unsigned char secondkey[32];

int main(void)
{
  int i;
  crypto_core_hsalsa20(secondkey,nonceprefix,firstkey,c);
  for (i = 0;i < 32;++i) {
    if (i > 0) printf(","); else printf(" ");
    printf("0x%02x",(unsigned int) secondkey[i]);
    if (i % 8 == 7) printf("\n");
  }
  return 0;
}