/* "Test Case AUTH256-4" from RFC 4868 */

#include <string>
using std::string;
#include <stdio.h>
#include "crypto_auth_hmacsha256.h"

char key_bytes[32] = {
 0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08
,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,0x10
,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18
,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f,0x20
} ;

char c_bytes[50] = {
 0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd
,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd
,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd
,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd
,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd
,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd,0xcd
,0xcd,0xcd
} ;

char a_bytes[32] = {
 0x37,0x2e,0xfc,0xf9,0xb4,0x0b,0x35,0xc2
,0x11,0x5b,0x13,0x46,0x90,0x3d,0x2e,0xf4
,0x2f,0xce,0xd4,0x6f,0x08,0x46,0xe7,0x25
,0x7b,0xb1,0x56,0xd3,0xd7,0xb3,0x0d,0x3f
} ;

main()
{
  string key(key_bytes,sizeof key_bytes);
  string c(c_bytes,sizeof c_bytes);
  string a(a_bytes,sizeof a_bytes);
  try {
    crypto_auth_hmacsha256_verify(a,c,key);
    printf("0\n");
  } catch(const char *s) {
    printf("%s\n",s);
  }
  return 0;
}