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/* LibTomCrypt, modular cryptographic library -- Tom St Denis
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* LibTomCrypt is a library that provides various cryptographic
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* algorithms in a highly modular and flexible manner.
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* The library is free for all purposes without any express
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* Tom St Denis, tomstdenis@iahu.ca, http://libtomcrypt.org
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/* EAX Implementation by Tom St Denis */
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int eax_decrypt(eax_state *eax, const unsigned char *ct, unsigned char *pt, unsigned long length)
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if ((err = omac_process(&eax->ctomac, ct, length)) != CRYPT_OK) {
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return ctr_decrypt(ct, pt, length, &eax->ctr);