tgr192.c

/*
 * Cryptographic API.
 *
 * Tiger hashing Algorithm
 *
 *      Copyright (C) 1998 Free Software Foundation, Inc.
 *
 * The Tiger algorithm was developed by Ross Anderson and Eli Biham.
 * It was optimized for 64-bit processors while still delievering
 * decent performance on 32 and 16-bit processors.
 *
 * This version is derived from the GnuPG implementation and the
 * Tiger-Perl interface written by Rafael Sevilla
 *
 * Adapted for Linux Kernel Crypto  by Aaron Grothe 
 * ajgrothe@yahoo.com, February 22, 2005
 *
 * 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.
 *
 */
#include <crypto/internal/hash.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/mm.h>
#include <asm/byteorder.h>
#include <linux/types.h>

#define TGR192_DIGEST_SIZE 24
#define TGR160_DIGEST_SIZE 20
#define TGR128_DIGEST_SIZE 16

#define TGR192_BLOCK_SIZE  64

struct tgr192_ctx {
	u64 a, b, c;
	u8 hash[64];
	int count;
	u32 nblocks;
};

static const u64 sbox1[256] = {
	0x02aab17cf7e90c5eULL, 0xac424b03e243a8ecULL, 0x72cd5be30dd5fcd3ULL,
	0x6d019b93f6f97f3aULL, 0xcd9978ffd21f9193ULL, 0x7573a1c9708029e2ULL,
	0xb164326b922a83c3ULL, 0x46883eee04915870ULL, 0xeaace3057103ece6ULL,
	0xc54169b808a3535cULL, 0x4ce754918ddec47cULL, 0x0aa2f4dfdc0df40cULL,
	0x10b76f18a74dbefaULL, 0xc6ccb6235ad1ab6aULL, 0x13726121572fe2ffULL,
	0x1a488c6f199d921eULL, 0x4bc9f9f4da0007caULL, 0x26f5e6f6e85241c7ULL,
	0x859079dbea5947b6ULL, 0x4f1885c5c99e8c92ULL, 0xd78e761ea96f864bULL,
	0x8e36428c52b5c17dULL, 0x69cf6827373063c1ULL, 0xb607c93d9bb4c56eULL,
	0x7d820e760e76b5eaULL, 0x645c9cc6f07fdc42ULL, 0xbf38a078243342e0ULL,
	0x5f6b343c9d2e7d04ULL, 0xf2c28aeb600b0ec6ULL, 0x6c0ed85f7254bcacULL,
	0x71592281a4db4fe5ULL, 0x1967fa69ce0fed9fULL, 0xfd5293f8b96545dbULL,
	0xc879e9d7f2a7600bULL, 0x860248920193194eULL, 0xa4f9533b2d9cc0b3ULL,
	0x9053836c15957613ULL, 0xdb6dcf8afc357bf1ULL, 0x18beea7a7a370f57ULL,
	0x037117ca50b99066ULL, 0x6ab30a9774424a35ULL, 0xf4e92f02e325249bULL,
	0x7739db07061ccae1ULL, 0xd8f3b49ceca42a05ULL, 0xbd56be3f51382f73ULL,
	0x45faed5843b0bb28ULL, 0x1c813d5c11bf1f83ULL, 0x8af0e4b6d75fa169ULL,
	0x33ee18a487ad9999ULL, 0x3c26e8eab1c94410ULL, 0xb510102bc0a822f9ULL,
	0x141eef310ce6123bULL, 0xfc65b90059ddb154ULL, 0xe0158640c5e0e607ULL,
	0x884e079826c3a3cfULL, 0x930d0d9523c535fdULL, 0x35638d754e9a2b00ULL,
	0x4085fccf40469dd5ULL, 0xc4b17ad28be23a4cULL, 0xcab2f0fc6a3e6a2eULL,
	0x2860971a6b943fcdULL, 0x3dde6ee212e30446ULL, 0x6222f32ae01765aeULL,
	0x5d550bb5478308feULL, 0xa9efa98da0eda22aULL, 0xc351a71686c40da7ULL,
	0x1105586d9c867c84ULL, 0xdcffee85fda22853ULL, 0xccfbd0262c5eef76ULL,
	0xbaf294cb8990d201ULL, 0xe69464f52afad975ULL, 0x94b013afdf133e14ULL,
	0x06a7d1a32823c958ULL, 0x6f95fe5130f61119ULL, 0xd92ab34e462c06c0ULL,
	0xed7bde33887c71d2ULL, 0x79746d6e6518393eULL, 0x5ba419385d713329ULL,