From 3b30e951f5650f01725f1964e97f66968082fc85 Mon Sep 17 00:00:00 2001 From: Rik Snel Date: Sun, 29 Oct 2006 11:02:07 +1100 Subject: [PATCH] --- yaml --- r: 43162 b: refs/heads/master c: aec3694b987900de7ab789ea5749d673e0d634c4 h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/include/crypto/b128ops.h | 80 ++++++++++++++++++++++++++++++++++ 2 files changed, 81 insertions(+), 1 deletion(-) create mode 100644 trunk/include/crypto/b128ops.h diff --git a/[refs] b/[refs] index bcc5ccdb9b6e..bd47e5dd26ba 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: cc44215eaaa5e4032946b962353526ae6c370c0e +refs/heads/master: aec3694b987900de7ab789ea5749d673e0d634c4 diff --git a/trunk/include/crypto/b128ops.h b/trunk/include/crypto/b128ops.h new file mode 100644 index 000000000000..0b8e6bc55301 --- /dev/null +++ b/trunk/include/crypto/b128ops.h @@ -0,0 +1,80 @@ +/* b128ops.h - common 128-bit block operations + * + * Copyright (c) 2003, Dr Brian Gladman, Worcester, UK. + * Copyright (c) 2006, Rik Snel + * + * Based on Dr Brian Gladman's (GPL'd) work published at + * http://fp.gladman.plus.com/cryptography_technology/index.htm + * See the original copyright notice below. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the Free + * Software Foundation; either version 2 of the License, or (at your option) + * any later version. + */ +/* + --------------------------------------------------------------------------- + Copyright (c) 2003, Dr Brian Gladman, Worcester, UK. All rights reserved. + + LICENSE TERMS + + The free distribution and use of this software in both source and binary + form is allowed (with or without changes) provided that: + + 1. distributions of this source code include the above copyright + notice, this list of conditions and the following disclaimer; + + 2. distributions in binary form include the above copyright + notice, this list of conditions and the following disclaimer + in the documentation and/or other associated materials; + + 3. the copyright holder's name is not used to endorse products + built using this software without specific written permission. + + ALTERNATIVELY, provided that this notice is retained in full, this product + may be distributed under the terms of the GNU General Public License (GPL), + in which case the provisions of the GPL apply INSTEAD OF those given above. + + DISCLAIMER + + This software is provided 'as is' with no explicit or implied warranties + in respect of its properties, including, but not limited to, correctness + and/or fitness for purpose. + --------------------------------------------------------------------------- + Issue Date: 13/06/2006 +*/ + +#ifndef _CRYPTO_B128OPS_H +#define _CRYPTO_B128OPS_H + +#include + +typedef struct { + u64 a, b; +} u128; + +typedef struct { + __be64 a, b; +} be128; + +typedef struct { + __le64 b, a; +} le128; + +static inline void u128_xor(u128 *r, const u128 *p, const u128 *q) +{ + r->a = p->a ^ q->a; + r->b = p->b ^ q->b; +} + +static inline void be128_xor(be128 *r, const be128 *p, const be128 *q) +{ + u128_xor((u128 *)r, (u128 *)p, (u128 *)q); +} + +static inline void le128_xor(le128 *r, const le128 *p, const le128 *q) +{ + u128_xor((u128 *)r, (u128 *)p, (u128 *)q); +} + +#endif /* _CRYPTO_B128OPS_H */