view libtomcrypt/src/encauth/eax/eax_decrypt.c @ 1559:92c93b4a3646 fuzz

Fix to be able to compile normal(ish) binaries with --enable-fuzz
author Matt Johnston <>
date Wed, 28 Feb 2018 22:02:12 +0800
parents 6dba84798cd5
line wrap: on
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/* 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.

    @file eax_decrypt.c
    EAX implementation, decrypt block, by Tom St Denis
#include "tomcrypt.h"


   Decrypt data with the EAX protocol
   @param eax     The EAX state
   @param ct      The ciphertext
   @param pt      [out] The plaintext
   @param length  The length (octets) of the ciphertext
   @return CRYPT_OK if successful
int eax_decrypt(eax_state *eax, const unsigned char *ct, unsigned char *pt,
                unsigned long length)
   int err;

   LTC_ARGCHK(eax != NULL);
   LTC_ARGCHK(pt  != NULL);
   LTC_ARGCHK(ct  != NULL);

   /* omac ciphertext */
   if ((err = omac_process(&eax->ctomac, ct, length)) != CRYPT_OK) {
      return err;

   /* decrypt  */
   return ctr_decrypt(ct, pt, length, &eax->ctr);


/* ref:         $Format:%D$ */
/* git commit:  $Format:%H$ */
/* commit time: $Format:%ai$ */