?? crypto.h
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/* tab:4
*
* "Copyright (c) 2000-2002 The Regents of the University of California.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose, without fee, and without written agreement is
* hereby granted, provided that the above copyright notice, the following
* two paragraphs and the author appear in all copies of this software.
*
* IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
* CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS."
*
* Authors: Naveen Sastry
* Date: 10/20/02
*
* Basic header file descriptions for the crpto contexts. These are untyped
* and meant to be opaque to all but the appropriate modules, which should
* cast the structures to their appropriate internal types.
*/
/*
* Context for block cipher.
*/
typedef struct CipherContext {
// rc5 needs 104 bytes
// skipjack needs 32 * 4 = 128 bytes.
uint8_t context[128];
} CipherContext;
/**
* Context for the MAC
*/
typedef struct MACContext {
CipherContext cc;
uint8_t context[12];
} MACContext;
/**
* Context for the block cipher modes
*/
typedef struct CipherModeContext {
CipherContext cc;
uint8_t context[24];
} CipherModeContext;
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