// $Header: /I76/I76_Common/I76_Reference/Playcore/Nav_Clips/AviDrm/LibDrmCommon/crypt_util.h 2     2/15/04 7:41p Lotan $
// Copyright (c) 2003 DivXNetworks, Inc. http://www.divxnetworks.com
// All rights reserved.
//
// This software is the confidential and proprietary information of DivxNetworks
// Inc. ("Confidential Information").  You shall not disclose such Confidential
// Information and shall use it only in accordance with the terms of the license
// agreement you entered into with DivXNetworks, Inc.
#ifndef CRYPT_UTIL_H
#define CRYPT_UTIL_H


#include "Config.h"		// Global Configuration - do not remove!
#include "Include\sysdefs.h"

#ifdef AVI_DRM_SUPPORT

#include "Playcore\Nav_Clips\AviDrm\libAES\rijndael-api-fst.h"

#ifdef __cplusplus
extern "C" {
#endif

int crypt_util_make_key(unsigned char *keydata, int direction, keyInstance *key, int keyLength);
// <<< Robin_0915_2004
#ifndef AVI_DRM_OPTIMIZATION
void crypt_util_encrypt(cipherInstance * cipher, keyInstance *key, unsigned char *clearBuffer, 
						int clearBufferSize, unsigned char *encryptedBuffer, int * encryptedBufferSize );
#endif
// >>> Robin_0915_2004
void crypt_util_decrypt(cipherInstance * cipher, keyInstance *key, unsigned char *encryptedBuffer, 
						int encryptedBufferSize, unsigned char *clearBuffer, int * clearBufferSize );


#ifdef __cplusplus
};
#endif

#endif // CRYPT_UTIL_H

#endif // AVI_DRM_SUPPORT