src/usr.bin/ssh/rijndael.h - diff

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Diff for /src/usr.bin/ssh/rijndael.h between version 1.9 and 1.10

-version 1.9, 2001/07/30 16:23:30
+version 1.10, 2001/08/23 11:31:59
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- /*      $OpenBSD$       */
+ /**
+  * rijndael-alg-fst.h
+  *
+  * @version 3.0 (December 2000)
+  *
+  * Optimised ANSI C code for the Rijndael cipher (now AES)
+  *
+  * @author Vincent Rijmen <vincent.rijmen@esat.kuleuven.ac.be>
+  * @author Antoon Bosselaers <antoon.bosselaers@esat.kuleuven.ac.be>
+  * @author Paulo Barreto <paulo.barreto@terra.com.br>
+  *
+  * This code is hereby placed in the public domain.
+  *
+  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ''AS IS'' AND ANY EXPRESS
+  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE
+  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
+  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+  */
+ #ifndef __RIJNDAEL_H
+ #define __RIJNDAEL_H
- /* This is an independent implementation of the encryption algorithm:   */
+ #define MAXKC   (256/32)
- /*                                                                      */
+ #define MAXKB   (256/8)
- /*         RIJNDAEL by Joan Daemen and Vincent Rijmen                   */
+ #define MAXNR   14
- /*                                                                      */
- /* which is a candidate algorithm in the Advanced Encryption Standard   */
- /* programme of the US National Institute of Standards and Technology.  */
- /*
+ typedef unsigned char   u8;
-    -----------------------------------------------------------------------
+ typedef unsigned short  u16;
-    Copyright (c) 2001 Dr Brian Gladman <brg@gladman.uk.net>, Worcester, UK
+ typedef unsigned int    u32;
-    TERMS
-    Redistribution and use in source and binary forms, with or without
+ /*  The structure for key information */
-    modification, are permitted provided that the following conditions
+ typedef struct {
-    are met:
+         int     decrypt;
-. Redistributions of source code must retain the above copyright
+         int     Nr;                     /* key-length-dependent number of rounds */
-       notice, this list of conditions and the following disclaimer.
+         u32     ek[4*(MAXNR + 1)];      /* encrypt key schedule */
-. Redistributions in binary form must reproduce the above copyright
+         u32     dk[4*(MAXNR + 1)];      /* decrypt key schedule */
-       notice, this list of conditions and the following disclaimer in the
-       documentation and/or other materials provided with the distribution.
-    This software is provided 'as is' with no guarantees of correctness or
-    fitness for purpose.
-    -----------------------------------------------------------------------
- */
- #ifndef _RIJNDAEL_H_
- #define _RIJNDAEL_H_
- /* 1. Standard types for AES cryptography source code               */
- typedef u_int8_t   u1byte; /* an 8 bit unsigned character type */
- typedef u_int16_t  u2byte; /* a 16 bit unsigned integer type   */
- typedef u_int32_t  u4byte; /* a 32 bit unsigned integer type   */
- typedef int8_t     s1byte; /* an 8 bit signed character type   */
- typedef int16_t    s2byte; /* a 16 bit signed integer type     */
- typedef int32_t    s4byte; /* a 32 bit signed integer type     */
- typedef struct _rijndael_ctx {
-         u4byte  k_len;
-         int decrypt;
-         u4byte  e_key[64];
-         u4byte  d_key[64];
  } rijndael_ctx;
+ void     rijndael_set_key(rijndael_ctx *, u_char *, int, int);
+ void     rijndael_decrypt(rijndael_ctx *, u_char *, u_char *);
+ void     rijndael_encrypt(rijndael_ctx *, u_char *, u_char *);
- /* 2. Standard interface for AES cryptographic routines             */
+ #endif /* __RIJNDAEL_H */
- /* These are all based on 32 bit unsigned values and will therefore */
- /* require endian conversions for big-endian architectures          */
- rijndael_ctx *
- rijndael_set_key __P((rijndael_ctx *, const u4byte *, const u4byte, int));
- void rijndael_encrypt __P((rijndael_ctx *, const u4byte *, u4byte *));
- void rijndael_decrypt __P((rijndael_ctx *, const u4byte *, u4byte *));
- #endif /* _RIJNDAEL_H_ */