=================================================================== RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/rijndael.h,v retrieving revision 1.1 retrieving revision 1.1.2.6 diff -u -r1.1 -r1.1.2.6 --- src/usr.bin/ssh/rijndael.h 2000/10/13 18:59:14 1.1 +++ src/usr.bin/ssh/rijndael.h 2002/03/08 17:04:42 1.1.2.6 @@ -1,31 +1,51 @@ -#ifndef _RIJNDAEL_H_ -#define _RIJNDAEL_H_ +/* $OpenBSD: rijndael.h,v 1.1.2.6 2002/03/08 17:04:42 brad Exp $ */ -/* 1. Standard types for AES cryptography source code */ +/** + * rijndael-alg-fst.h + * + * @version 3.0 (December 2000) + * + * Optimised ANSI C code for the Rijndael cipher (now AES) + * + * @author Vincent Rijmen + * @author Antoon Bosselaers + * @author Paulo Barreto + * + * 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 -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 */ +#define MAXKC (256/32) +#define MAXKB (256/8) +#define MAXNR 14 -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 unsigned char u8; +typedef unsigned short u16; +typedef unsigned int u32; -typedef struct _rijndael_ctx { - u4byte k_len; - int decrypt; - u4byte e_key[64]; - u4byte d_key[64]; +/* The structure for key information */ +typedef struct { + int decrypt; + int Nr; /* key-length-dependent number of rounds */ + u32 ek[4*(MAXNR + 1)]; /* encrypt key schedule */ + u32 dk[4*(MAXNR + 1)]; /* decrypt key schedule */ } 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 */ - -/* 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 *, u4byte, int)); -void rijndael_encrypt __P((rijndael_ctx *, const u4byte *, u4byte *)); -void rijndael_decrypt __P((rijndael_ctx *, const u4byte *, u4byte *)); - -#endif /* _RIJNDAEL_H_ */ +#endif /* __RIJNDAEL_H */