/* LibTomCrypt, modular cryptographic library -- Tom St Denis
 *
 * LibTomCrypt is a library that provides various cryptographic
 * algorithms in a highly modular and flexible manner.
 *
 * The library is free for all purposes without any express
 * guarantee it works.
 *
 * Tom St Denis, [email protected], http://libtomcrypt.com
 */

/** 
    @file eax_test.c
    EAX implementation, self-test, by Tom St Denis
*/
#include "tomcrypt.h"

#ifdef EAX_MODE

/**
   Test the EAX implementation
   @return CRYPT_OK if successful, CRYPT_NOP if self-testing has been disabled
*/
int eax_test(void)
{
#ifndef LTC_TEST
   return CRYPT_NOP;
#else
   static const struct {
       int               keylen, 
                       noncelen, 
                      headerlen, 
                         msglen;

       unsigned char        key[MAXBLOCKSIZE], 
                          nonce[MAXBLOCKSIZE], 
                         header[MAXBLOCKSIZE], 
                      plaintext[MAXBLOCKSIZE],
                     ciphertext[MAXBLOCKSIZE], 
                            tag[MAXBLOCKSIZE];
   } tests[] = {

/* NULL message */
{
   16, 0, 0, 0,
   /* key */
   { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
   /* nonce */
   { 0 },
   /* header */
   { 0 },
   /* plaintext */
   { 0 },
   /* ciphertext */
   { 0 },
   /* tag */
   { 0x9a, 0xd0, 0x7e, 0x7d, 0xbf, 0xf3, 0x01, 0xf5,
     0x05, 0xde, 0x59, 0x6b, 0x96, 0x15, 0xdf, 0xff }
},

/* test with nonce */
{
   16, 16, 0, 0,
   /* key */
   { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
   /* nonce */
   { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
     0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f },
   /* header */
   { 0 },
   /* plaintext */
   { 0 },
   /* ciphertext */
   { 0 },
   /* tag */
   { 0x1c, 0xe1, 0x0d, 0x3e, 0xff, 0xd4, 0xca, 0xdb,
     0xe2, 0xe4, 0x4b, 0x58, 0xd6, 0x0a, 0xb9, 0xec }