Root/crypto/tgr192.c

1/*
2 * Cryptographic API.
3 *
4 * Tiger hashing Algorithm
5 *
6 * Copyright (C) 1998 Free Software Foundation, Inc.
7 *
8 * The Tiger algorithm was developed by Ross Anderson and Eli Biham.
9 * It was optimized for 64-bit processors while still delievering
10 * decent performance on 32 and 16-bit processors.
11 *
12 * This version is derived from the GnuPG implementation and the
13 * Tiger-Perl interface written by Rafael Sevilla
14 *
15 * Adapted for Linux Kernel Crypto by Aaron Grothe
16 * ajgrothe@yahoo.com, February 22, 2005
17 *
18 * This program is free software; you can redistribute it and/or modify
19 * it under the terms of the GNU General Public License as published by
20 * the Free Software Foundation; either version 2 of the License, or
21 * (at your option) any later version.
22 *
23 */
24#include <crypto/internal/hash.h>
25#include <linux/init.h>
26#include <linux/module.h>
27#include <linux/mm.h>
28#include <asm/byteorder.h>
29#include <linux/types.h>
30
31#define TGR192_DIGEST_SIZE 24
32#define TGR160_DIGEST_SIZE 20
33#define TGR128_DIGEST_SIZE 16
34
35#define TGR192_BLOCK_SIZE 64
36
37struct tgr192_ctx {
38    u64 a, b, c;
39    u8 hash[64];
40    int count;
41    u32 nblocks;
42};
43
44static const u64 sbox1[256] = {
45    0x02aab17cf7e90c5eULL, 0xac424b03e243a8ecULL, 0x72cd5be30dd5fcd3ULL,
46    0x6d019b93f6f97f3aULL, 0xcd9978ffd21f9193ULL, 0x7573a1c9708029e2ULL,
47    0xb164326b922a83c3ULL, 0x46883eee04915870ULL, 0xeaace3057103ece6ULL,
48    0xc54169b808a3535cULL, 0x4ce754918ddec47cULL, 0x0aa2f4dfdc0df40cULL,
49    0x10b76f18a74dbefaULL, 0xc6ccb6235ad1ab6aULL, 0x13726121572fe2ffULL,
50    0x1a488c6f199d921eULL, 0x4bc9f9f4da0007caULL, 0x26f5e6f6e85241c7ULL,
51    0x859079dbea5947b6ULL, 0x4f1885c5c99e8c92ULL, 0xd78e761ea96f864bULL,
52    0x8e36428c52b5c17dULL, 0x69cf6827373063c1ULL, 0xb607c93d9bb4c56eULL,
53    0x7d820e760e76b5eaULL, 0x645c9cc6f07fdc42ULL, 0xbf38a078243342e0ULL,
54    0x5f6b343c9d2e7d04ULL, 0xf2c28aeb600b0ec6ULL, 0x6c0ed85f7254bcacULL,
55    0x71592281a4db4fe5ULL, 0x1967fa69ce0fed9fULL, 0xfd5293f8b96545dbULL,
56    0xc879e9d7f2a7600bULL, 0x860248920193194eULL, 0xa4f9533b2d9cc0b3ULL,
57    0x9053836c15957613ULL, 0xdb6dcf8afc357bf1ULL, 0x18beea7a7a370f57ULL,
58    0x037117ca50b99066ULL, 0x6ab30a9774424a35ULL, 0xf4e92f02e325249bULL,
59    0x7739db07061ccae1ULL, 0xd8f3b49ceca42a05ULL, 0xbd56be3f51382f73ULL,
60    0x45faed5843b0bb28ULL, 0x1c813d5c11bf1f83ULL, 0x8af0e4b6d75fa169ULL,
61    0x33ee18a487ad9999ULL, 0x3c26e8eab1c94410ULL, 0xb510102bc0a822f9ULL,
62    0x141eef310ce6123bULL, 0xfc65b90059ddb154ULL, 0xe0158640c5e0e607ULL,
63    0x884e079826c3a3cfULL, 0x930d0d9523c535fdULL, 0x35638d754e9a2b00ULL,
64    0x4085fccf40469dd5ULL, 0xc4b17ad28be23a4cULL, 0xcab2f0fc6a3e6a2eULL,
65    0x2860971a6b943fcdULL, 0x3dde6ee212e30446ULL, 0x6222f32ae01765aeULL,
66    0x5d550bb5478308feULL, 0xa9efa98da0eda22aULL, 0xc351a71686c40da7ULL,
67    0x1105586d9c867c84ULL, 0xdcffee85fda22853ULL, 0xccfbd0262c5eef76ULL,
68    0xbaf294cb8990d201ULL, 0xe69464f52afad975ULL, 0x94b013afdf133e14ULL,
69    0x06a7d1a32823c958ULL, 0x6f95fe5130f61119ULL, 0xd92ab34e462c06c0ULL,
70    0xed7bde33887c71d2ULL, 0x79746d6e6518393eULL, 0x5ba419385d713329ULL,
71    0x7c1ba6b948a97564ULL, 0x31987c197bfdac67ULL, 0xde6c23c44b053d02ULL,
72    0x581c49fed002d64dULL, 0xdd474d6338261571ULL, 0xaa4546c3e473d062ULL,
73    0x928fce349455f860ULL, 0x48161bbacaab94d9ULL, 0x63912430770e6f68ULL,
74    0x6ec8a5e602c6641cULL, 0x87282515337ddd2bULL, 0x2cda6b42034b701bULL,
75    0xb03d37c181cb096dULL, 0xe108438266c71c6fULL, 0x2b3180c7eb51b255ULL,
76    0xdf92b82f96c08bbcULL, 0x5c68c8c0a632f3baULL, 0x5504cc861c3d0556ULL,
77    0xabbfa4e55fb26b8fULL, 0x41848b0ab3baceb4ULL, 0xb334a273aa445d32ULL,
78    0xbca696f0a85ad881ULL, 0x24f6ec65b528d56cULL, 0x0ce1512e90f4524aULL,
79    0x4e9dd79d5506d35aULL, 0x258905fac6ce9779ULL, 0x2019295b3e109b33ULL,
80    0xf8a9478b73a054ccULL, 0x2924f2f934417eb0ULL, 0x3993357d536d1bc4ULL,
81    0x38a81ac21db6ff8bULL, 0x47c4fbf17d6016bfULL, 0x1e0faadd7667e3f5ULL,
82    0x7abcff62938beb96ULL, 0xa78dad948fc179c9ULL, 0x8f1f98b72911e50dULL,
83    0x61e48eae27121a91ULL, 0x4d62f7ad31859808ULL, 0xeceba345ef5ceaebULL,
84    0xf5ceb25ebc9684ceULL, 0xf633e20cb7f76221ULL, 0xa32cdf06ab8293e4ULL,
85    0x985a202ca5ee2ca4ULL, 0xcf0b8447cc8a8fb1ULL, 0x9f765244979859a3ULL,
86    0xa8d516b1a1240017ULL, 0x0bd7ba3ebb5dc726ULL, 0xe54bca55b86adb39ULL,
87    0x1d7a3afd6c478063ULL, 0x519ec608e7669eddULL, 0x0e5715a2d149aa23ULL,
88    0x177d4571848ff194ULL, 0xeeb55f3241014c22ULL, 0x0f5e5ca13a6e2ec2ULL,
89    0x8029927b75f5c361ULL, 0xad139fabc3d6e436ULL, 0x0d5df1a94ccf402fULL,
90    0x3e8bd948bea5dfc8ULL, 0xa5a0d357bd3ff77eULL, 0xa2d12e251f74f645ULL,
91    0x66fd9e525e81a082ULL, 0x2e0c90ce7f687a49ULL, 0xc2e8bcbeba973bc5ULL,
92    0x000001bce509745fULL, 0x423777bbe6dab3d6ULL, 0xd1661c7eaef06eb5ULL,
93    0xa1781f354daacfd8ULL, 0x2d11284a2b16affcULL, 0xf1fc4f67fa891d1fULL,
94    0x73ecc25dcb920adaULL, 0xae610c22c2a12651ULL, 0x96e0a810d356b78aULL,
95    0x5a9a381f2fe7870fULL, 0xd5ad62ede94e5530ULL, 0xd225e5e8368d1427ULL,
96    0x65977b70c7af4631ULL, 0x99f889b2de39d74fULL, 0x233f30bf54e1d143ULL,
97    0x9a9675d3d9a63c97ULL, 0x5470554ff334f9a8ULL, 0x166acb744a4f5688ULL,
98    0x70c74caab2e4aeadULL, 0xf0d091646f294d12ULL, 0x57b82a89684031d1ULL,
99    0xefd95a5a61be0b6bULL, 0x2fbd12e969f2f29aULL, 0x9bd37013feff9fe8ULL,
100    0x3f9b0404d6085a06ULL, 0x4940c1f3166cfe15ULL, 0x09542c4dcdf3defbULL,
101    0xb4c5218385cd5ce3ULL, 0xc935b7dc4462a641ULL, 0x3417f8a68ed3b63fULL,
102    0xb80959295b215b40ULL, 0xf99cdaef3b8c8572ULL, 0x018c0614f8fcb95dULL,
103    0x1b14accd1a3acdf3ULL, 0x84d471f200bb732dULL, 0xc1a3110e95e8da16ULL,
104    0x430a7220bf1a82b8ULL, 0xb77e090d39df210eULL, 0x5ef4bd9f3cd05e9dULL,
105    0x9d4ff6da7e57a444ULL, 0xda1d60e183d4a5f8ULL, 0xb287c38417998e47ULL,
106    0xfe3edc121bb31886ULL, 0xc7fe3ccc980ccbefULL, 0xe46fb590189bfd03ULL,
107    0x3732fd469a4c57dcULL, 0x7ef700a07cf1ad65ULL, 0x59c64468a31d8859ULL,
108    0x762fb0b4d45b61f6ULL, 0x155baed099047718ULL, 0x68755e4c3d50baa6ULL,
109    0xe9214e7f22d8b4dfULL, 0x2addbf532eac95f4ULL, 0x32ae3909b4bd0109ULL,
110    0x834df537b08e3450ULL, 0xfa209da84220728dULL, 0x9e691d9b9efe23f7ULL,
111    0x0446d288c4ae8d7fULL, 0x7b4cc524e169785bULL, 0x21d87f0135ca1385ULL,
112    0xcebb400f137b8aa5ULL, 0x272e2b66580796beULL, 0x3612264125c2b0deULL,
113    0x057702bdad1efbb2ULL, 0xd4babb8eacf84be9ULL, 0x91583139641bc67bULL,
114    0x8bdc2de08036e024ULL, 0x603c8156f49f68edULL, 0xf7d236f7dbef5111ULL,
115    0x9727c4598ad21e80ULL, 0xa08a0896670a5fd7ULL, 0xcb4a8f4309eba9cbULL,
116    0x81af564b0f7036a1ULL, 0xc0b99aa778199abdULL, 0x959f1ec83fc8e952ULL,
117    0x8c505077794a81b9ULL, 0x3acaaf8f056338f0ULL, 0x07b43f50627a6778ULL,
118    0x4a44ab49f5eccc77ULL, 0x3bc3d6e4b679ee98ULL, 0x9cc0d4d1cf14108cULL,
119    0x4406c00b206bc8a0ULL, 0x82a18854c8d72d89ULL, 0x67e366b35c3c432cULL,
120    0xb923dd61102b37f2ULL, 0x56ab2779d884271dULL, 0xbe83e1b0ff1525afULL,
121    0xfb7c65d4217e49a9ULL, 0x6bdbe0e76d48e7d4ULL, 0x08df828745d9179eULL,
122    0x22ea6a9add53bd34ULL, 0xe36e141c5622200aULL, 0x7f805d1b8cb750eeULL,
123    0xafe5c7a59f58e837ULL, 0xe27f996a4fb1c23cULL, 0xd3867dfb0775f0d0ULL,
124    0xd0e673de6e88891aULL, 0x123aeb9eafb86c25ULL, 0x30f1d5d5c145b895ULL,
125    0xbb434a2dee7269e7ULL, 0x78cb67ecf931fa38ULL, 0xf33b0372323bbf9cULL,
126    0x52d66336fb279c74ULL, 0x505f33ac0afb4eaaULL, 0xe8a5cd99a2cce187ULL,
127    0x534974801e2d30bbULL, 0x8d2d5711d5876d90ULL, 0x1f1a412891bc038eULL,
128    0xd6e2e71d82e56648ULL, 0x74036c3a497732b7ULL, 0x89b67ed96361f5abULL,
129    0xffed95d8f1ea02a2ULL, 0xe72b3bd61464d43dULL, 0xa6300f170bdc4820ULL,
130    0xebc18760ed78a77aULL
131};
132
133static const u64 sbox2[256] = {
134    0xe6a6be5a05a12138ULL, 0xb5a122a5b4f87c98ULL, 0x563c6089140b6990ULL,
135    0x4c46cb2e391f5dd5ULL, 0xd932addbc9b79434ULL, 0x08ea70e42015aff5ULL,
136    0xd765a6673e478cf1ULL, 0xc4fb757eab278d99ULL, 0xdf11c6862d6e0692ULL,
137    0xddeb84f10d7f3b16ULL, 0x6f2ef604a665ea04ULL, 0x4a8e0f0ff0e0dfb3ULL,
138    0xa5edeef83dbcba51ULL, 0xfc4f0a2a0ea4371eULL, 0xe83e1da85cb38429ULL,
139    0xdc8ff882ba1b1ce2ULL, 0xcd45505e8353e80dULL, 0x18d19a00d4db0717ULL,
140    0x34a0cfeda5f38101ULL, 0x0be77e518887caf2ULL, 0x1e341438b3c45136ULL,
141    0xe05797f49089ccf9ULL, 0xffd23f9df2591d14ULL, 0x543dda228595c5cdULL,
142    0x661f81fd99052a33ULL, 0x8736e641db0f7b76ULL, 0x15227725418e5307ULL,
143    0xe25f7f46162eb2faULL, 0x48a8b2126c13d9feULL, 0xafdc541792e76eeaULL,
144    0x03d912bfc6d1898fULL, 0x31b1aafa1b83f51bULL, 0xf1ac2796e42ab7d9ULL,
145    0x40a3a7d7fcd2ebacULL, 0x1056136d0afbbcc5ULL, 0x7889e1dd9a6d0c85ULL,
146    0xd33525782a7974aaULL, 0xa7e25d09078ac09bULL, 0xbd4138b3eac6edd0ULL,
147    0x920abfbe71eb9e70ULL, 0xa2a5d0f54fc2625cULL, 0xc054e36b0b1290a3ULL,
148    0xf6dd59ff62fe932bULL, 0x3537354511a8ac7dULL, 0xca845e9172fadcd4ULL,
149    0x84f82b60329d20dcULL, 0x79c62ce1cd672f18ULL, 0x8b09a2add124642cULL,
150    0xd0c1e96a19d9e726ULL, 0x5a786a9b4ba9500cULL, 0x0e020336634c43f3ULL,
151    0xc17b474aeb66d822ULL, 0x6a731ae3ec9baac2ULL, 0x8226667ae0840258ULL,
152    0x67d4567691caeca5ULL, 0x1d94155c4875adb5ULL, 0x6d00fd985b813fdfULL,
153    0x51286efcb774cd06ULL, 0x5e8834471fa744afULL, 0xf72ca0aee761ae2eULL,
154    0xbe40e4cdaee8e09aULL, 0xe9970bbb5118f665ULL, 0x726e4beb33df1964ULL,
155    0x703b000729199762ULL, 0x4631d816f5ef30a7ULL, 0xb880b5b51504a6beULL,
156    0x641793c37ed84b6cULL, 0x7b21ed77f6e97d96ULL, 0x776306312ef96b73ULL,
157    0xae528948e86ff3f4ULL, 0x53dbd7f286a3f8f8ULL, 0x16cadce74cfc1063ULL,
158    0x005c19bdfa52c6ddULL, 0x68868f5d64d46ad3ULL, 0x3a9d512ccf1e186aULL,
159    0x367e62c2385660aeULL, 0xe359e7ea77dcb1d7ULL, 0x526c0773749abe6eULL,
160    0x735ae5f9d09f734bULL, 0x493fc7cc8a558ba8ULL, 0xb0b9c1533041ab45ULL,
161    0x321958ba470a59bdULL, 0x852db00b5f46c393ULL, 0x91209b2bd336b0e5ULL,
162    0x6e604f7d659ef19fULL, 0xb99a8ae2782ccb24ULL, 0xccf52ab6c814c4c7ULL,
163    0x4727d9afbe11727bULL, 0x7e950d0c0121b34dULL, 0x756f435670ad471fULL,
164    0xf5add442615a6849ULL, 0x4e87e09980b9957aULL, 0x2acfa1df50aee355ULL,
165    0xd898263afd2fd556ULL, 0xc8f4924dd80c8fd6ULL, 0xcf99ca3d754a173aULL,
166    0xfe477bacaf91bf3cULL, 0xed5371f6d690c12dULL, 0x831a5c285e687094ULL,
167    0xc5d3c90a3708a0a4ULL, 0x0f7f903717d06580ULL, 0x19f9bb13b8fdf27fULL,
168    0xb1bd6f1b4d502843ULL, 0x1c761ba38fff4012ULL, 0x0d1530c4e2e21f3bULL,
169    0x8943ce69a7372c8aULL, 0xe5184e11feb5ce66ULL, 0x618bdb80bd736621ULL,
170    0x7d29bad68b574d0bULL, 0x81bb613e25e6fe5bULL, 0x071c9c10bc07913fULL,
171    0xc7beeb7909ac2d97ULL, 0xc3e58d353bc5d757ULL, 0xeb017892f38f61e8ULL,
172    0xd4effb9c9b1cc21aULL, 0x99727d26f494f7abULL, 0xa3e063a2956b3e03ULL,
173    0x9d4a8b9a4aa09c30ULL, 0x3f6ab7d500090fb4ULL, 0x9cc0f2a057268ac0ULL,
174    0x3dee9d2dedbf42d1ULL, 0x330f49c87960a972ULL, 0xc6b2720287421b41ULL,
175    0x0ac59ec07c00369cULL, 0xef4eac49cb353425ULL, 0xf450244eef0129d8ULL,
176    0x8acc46e5caf4deb6ULL, 0x2ffeab63989263f7ULL, 0x8f7cb9fe5d7a4578ULL,
177    0x5bd8f7644e634635ULL, 0x427a7315bf2dc900ULL, 0x17d0c4aa2125261cULL,
178    0x3992486c93518e50ULL, 0xb4cbfee0a2d7d4c3ULL, 0x7c75d6202c5ddd8dULL,
179    0xdbc295d8e35b6c61ULL, 0x60b369d302032b19ULL, 0xce42685fdce44132ULL,
180    0x06f3ddb9ddf65610ULL, 0x8ea4d21db5e148f0ULL, 0x20b0fce62fcd496fULL,
181    0x2c1b912358b0ee31ULL, 0xb28317b818f5a308ULL, 0xa89c1e189ca6d2cfULL,
182    0x0c6b18576aaadbc8ULL, 0xb65deaa91299fae3ULL, 0xfb2b794b7f1027e7ULL,
183    0x04e4317f443b5bebULL, 0x4b852d325939d0a6ULL, 0xd5ae6beefb207ffcULL,
184    0x309682b281c7d374ULL, 0xbae309a194c3b475ULL, 0x8cc3f97b13b49f05ULL,
185    0x98a9422ff8293967ULL, 0x244b16b01076ff7cULL, 0xf8bf571c663d67eeULL,
186    0x1f0d6758eee30da1ULL, 0xc9b611d97adeb9b7ULL, 0xb7afd5887b6c57a2ULL,
187    0x6290ae846b984fe1ULL, 0x94df4cdeacc1a5fdULL, 0x058a5bd1c5483affULL,
188    0x63166cc142ba3c37ULL, 0x8db8526eb2f76f40ULL, 0xe10880036f0d6d4eULL,
189    0x9e0523c9971d311dULL, 0x45ec2824cc7cd691ULL, 0x575b8359e62382c9ULL,
190    0xfa9e400dc4889995ULL, 0xd1823ecb45721568ULL, 0xdafd983b8206082fULL,
191    0xaa7d29082386a8cbULL, 0x269fcd4403b87588ULL, 0x1b91f5f728bdd1e0ULL,
192    0xe4669f39040201f6ULL, 0x7a1d7c218cf04adeULL, 0x65623c29d79ce5ceULL,
193    0x2368449096c00bb1ULL, 0xab9bf1879da503baULL, 0xbc23ecb1a458058eULL,
194    0x9a58df01bb401eccULL, 0xa070e868a85f143dULL, 0x4ff188307df2239eULL,
195    0x14d565b41a641183ULL, 0xee13337452701602ULL, 0x950e3dcf3f285e09ULL,
196    0x59930254b9c80953ULL, 0x3bf299408930da6dULL, 0xa955943f53691387ULL,
197    0xa15edecaa9cb8784ULL, 0x29142127352be9a0ULL, 0x76f0371fff4e7afbULL,
198    0x0239f450274f2228ULL, 0xbb073af01d5e868bULL, 0xbfc80571c10e96c1ULL,
199    0xd267088568222e23ULL, 0x9671a3d48e80b5b0ULL, 0x55b5d38ae193bb81ULL,
200    0x693ae2d0a18b04b8ULL, 0x5c48b4ecadd5335fULL, 0xfd743b194916a1caULL,
201    0x2577018134be98c4ULL, 0xe77987e83c54a4adULL, 0x28e11014da33e1b9ULL,
202    0x270cc59e226aa213ULL, 0x71495f756d1a5f60ULL, 0x9be853fb60afef77ULL,
203    0xadc786a7f7443dbfULL, 0x0904456173b29a82ULL, 0x58bc7a66c232bd5eULL,
204    0xf306558c673ac8b2ULL, 0x41f639c6b6c9772aULL, 0x216defe99fda35daULL,
205    0x11640cc71c7be615ULL, 0x93c43694565c5527ULL, 0xea038e6246777839ULL,
206    0xf9abf3ce5a3e2469ULL, 0x741e768d0fd312d2ULL, 0x0144b883ced652c6ULL,
207    0xc20b5a5ba33f8552ULL, 0x1ae69633c3435a9dULL, 0x97a28ca4088cfdecULL,
208    0x8824a43c1e96f420ULL, 0x37612fa66eeea746ULL, 0x6b4cb165f9cf0e5aULL,
209    0x43aa1c06a0abfb4aULL, 0x7f4dc26ff162796bULL, 0x6cbacc8e54ed9b0fULL,
210    0xa6b7ffefd2bb253eULL, 0x2e25bc95b0a29d4fULL, 0x86d6a58bdef1388cULL,
211    0xded74ac576b6f054ULL, 0x8030bdbc2b45805dULL, 0x3c81af70e94d9289ULL,
212    0x3eff6dda9e3100dbULL, 0xb38dc39fdfcc8847ULL, 0x123885528d17b87eULL,
213    0xf2da0ed240b1b642ULL, 0x44cefadcd54bf9a9ULL, 0x1312200e433c7ee6ULL,
214    0x9ffcc84f3a78c748ULL, 0xf0cd1f72248576bbULL, 0xec6974053638cfe4ULL,
215    0x2ba7b67c0cec4e4cULL, 0xac2f4df3e5ce32edULL, 0xcb33d14326ea4c11ULL,
216    0xa4e9044cc77e58bcULL, 0x5f513293d934fcefULL, 0x5dc9645506e55444ULL,
217    0x50de418f317de40aULL, 0x388cb31a69dde259ULL, 0x2db4a83455820a86ULL,
218    0x9010a91e84711ae9ULL, 0x4df7f0b7b1498371ULL, 0xd62a2eabc0977179ULL,
219    0x22fac097aa8d5c0eULL
220};
221
222static const u64 sbox3[256] = {
223    0xf49fcc2ff1daf39bULL, 0x487fd5c66ff29281ULL, 0xe8a30667fcdca83fULL,
224    0x2c9b4be3d2fcce63ULL, 0xda3ff74b93fbbbc2ULL, 0x2fa165d2fe70ba66ULL,
225    0xa103e279970e93d4ULL, 0xbecdec77b0e45e71ULL, 0xcfb41e723985e497ULL,
226    0xb70aaa025ef75017ULL, 0xd42309f03840b8e0ULL, 0x8efc1ad035898579ULL,
227    0x96c6920be2b2abc5ULL, 0x66af4163375a9172ULL, 0x2174abdcca7127fbULL,
228    0xb33ccea64a72ff41ULL, 0xf04a4933083066a5ULL, 0x8d970acdd7289af5ULL,
229    0x8f96e8e031c8c25eULL, 0xf3fec02276875d47ULL, 0xec7bf310056190ddULL,
230    0xf5adb0aebb0f1491ULL, 0x9b50f8850fd58892ULL, 0x4975488358b74de8ULL,
231    0xa3354ff691531c61ULL, 0x0702bbe481d2c6eeULL, 0x89fb24057deded98ULL,
232    0xac3075138596e902ULL, 0x1d2d3580172772edULL, 0xeb738fc28e6bc30dULL,
233    0x5854ef8f63044326ULL, 0x9e5c52325add3bbeULL, 0x90aa53cf325c4623ULL,
234    0xc1d24d51349dd067ULL, 0x2051cfeea69ea624ULL, 0x13220f0a862e7e4fULL,
235    0xce39399404e04864ULL, 0xd9c42ca47086fcb7ULL, 0x685ad2238a03e7ccULL,
236    0x066484b2ab2ff1dbULL, 0xfe9d5d70efbf79ecULL, 0x5b13b9dd9c481854ULL,
237    0x15f0d475ed1509adULL, 0x0bebcd060ec79851ULL, 0xd58c6791183ab7f8ULL,
238    0xd1187c5052f3eee4ULL, 0xc95d1192e54e82ffULL, 0x86eea14cb9ac6ca2ULL,
239    0x3485beb153677d5dULL, 0xdd191d781f8c492aULL, 0xf60866baa784ebf9ULL,
240    0x518f643ba2d08c74ULL, 0x8852e956e1087c22ULL, 0xa768cb8dc410ae8dULL,
241    0x38047726bfec8e1aULL, 0xa67738b4cd3b45aaULL, 0xad16691cec0dde19ULL,
242    0xc6d4319380462e07ULL, 0xc5a5876d0ba61938ULL, 0x16b9fa1fa58fd840ULL,
243    0x188ab1173ca74f18ULL, 0xabda2f98c99c021fULL, 0x3e0580ab134ae816ULL,
244    0x5f3b05b773645abbULL, 0x2501a2be5575f2f6ULL, 0x1b2f74004e7e8ba9ULL,
245    0x1cd7580371e8d953ULL, 0x7f6ed89562764e30ULL, 0xb15926ff596f003dULL,
246    0x9f65293da8c5d6b9ULL, 0x6ecef04dd690f84cULL, 0x4782275fff33af88ULL,
247    0xe41433083f820801ULL, 0xfd0dfe409a1af9b5ULL, 0x4325a3342cdb396bULL,
248    0x8ae77e62b301b252ULL, 0xc36f9e9f6655615aULL, 0x85455a2d92d32c09ULL,
249    0xf2c7dea949477485ULL, 0x63cfb4c133a39ebaULL, 0x83b040cc6ebc5462ULL,
250    0x3b9454c8fdb326b0ULL, 0x56f56a9e87ffd78cULL, 0x2dc2940d99f42bc6ULL,
251    0x98f7df096b096e2dULL, 0x19a6e01e3ad852bfULL, 0x42a99ccbdbd4b40bULL,
252    0xa59998af45e9c559ULL, 0x366295e807d93186ULL, 0x6b48181bfaa1f773ULL,
253    0x1fec57e2157a0a1dULL, 0x4667446af6201ad5ULL, 0xe615ebcacfb0f075ULL,
254    0xb8f31f4f68290778ULL, 0x22713ed6ce22d11eULL, 0x3057c1a72ec3c93bULL,
255    0xcb46acc37c3f1f2fULL, 0xdbb893fd02aaf50eULL, 0x331fd92e600b9fcfULL,
256    0xa498f96148ea3ad6ULL, 0xa8d8426e8b6a83eaULL, 0xa089b274b7735cdcULL,
257    0x87f6b3731e524a11ULL, 0x118808e5cbc96749ULL, 0x9906e4c7b19bd394ULL,
258    0xafed7f7e9b24a20cULL, 0x6509eadeeb3644a7ULL, 0x6c1ef1d3e8ef0edeULL,
259    0xb9c97d43e9798fb4ULL, 0xa2f2d784740c28a3ULL, 0x7b8496476197566fULL,
260    0x7a5be3e6b65f069dULL, 0xf96330ed78be6f10ULL, 0xeee60de77a076a15ULL,
261    0x2b4bee4aa08b9bd0ULL, 0x6a56a63ec7b8894eULL, 0x02121359ba34fef4ULL,
262    0x4cbf99f8283703fcULL, 0x398071350caf30c8ULL, 0xd0a77a89f017687aULL,
263    0xf1c1a9eb9e423569ULL, 0x8c7976282dee8199ULL, 0x5d1737a5dd1f7abdULL,
264    0x4f53433c09a9fa80ULL, 0xfa8b0c53df7ca1d9ULL, 0x3fd9dcbc886ccb77ULL,
265    0xc040917ca91b4720ULL, 0x7dd00142f9d1dcdfULL, 0x8476fc1d4f387b58ULL,
266    0x23f8e7c5f3316503ULL, 0x032a2244e7e37339ULL, 0x5c87a5d750f5a74bULL,
267    0x082b4cc43698992eULL, 0xdf917becb858f63cULL, 0x3270b8fc5bf86ddaULL,
268    0x10ae72bb29b5dd76ULL, 0x576ac94e7700362bULL, 0x1ad112dac61efb8fULL,
269    0x691bc30ec5faa427ULL, 0xff246311cc327143ULL, 0x3142368e30e53206ULL,
270    0x71380e31e02ca396ULL, 0x958d5c960aad76f1ULL, 0xf8d6f430c16da536ULL,
271    0xc8ffd13f1be7e1d2ULL, 0x7578ae66004ddbe1ULL, 0x05833f01067be646ULL,
272    0xbb34b5ad3bfe586dULL, 0x095f34c9a12b97f0ULL, 0x247ab64525d60ca8ULL,
273    0xdcdbc6f3017477d1ULL, 0x4a2e14d4decad24dULL, 0xbdb5e6d9be0a1eebULL,
274    0x2a7e70f7794301abULL, 0xdef42d8a270540fdULL, 0x01078ec0a34c22c1ULL,
275    0xe5de511af4c16387ULL, 0x7ebb3a52bd9a330aULL, 0x77697857aa7d6435ULL,
276    0x004e831603ae4c32ULL, 0xe7a21020ad78e312ULL, 0x9d41a70c6ab420f2ULL,
277    0x28e06c18ea1141e6ULL, 0xd2b28cbd984f6b28ULL, 0x26b75f6c446e9d83ULL,
278    0xba47568c4d418d7fULL, 0xd80badbfe6183d8eULL, 0x0e206d7f5f166044ULL,
279    0xe258a43911cbca3eULL, 0x723a1746b21dc0bcULL, 0xc7caa854f5d7cdd3ULL,
280    0x7cac32883d261d9cULL, 0x7690c26423ba942cULL, 0x17e55524478042b8ULL,
281    0xe0be477656a2389fULL, 0x4d289b5e67ab2da0ULL, 0x44862b9c8fbbfd31ULL,
282    0xb47cc8049d141365ULL, 0x822c1b362b91c793ULL, 0x4eb14655fb13dfd8ULL,
283    0x1ecbba0714e2a97bULL, 0x6143459d5cde5f14ULL, 0x53a8fbf1d5f0ac89ULL,
284    0x97ea04d81c5e5b00ULL, 0x622181a8d4fdb3f3ULL, 0xe9bcd341572a1208ULL,
285    0x1411258643cce58aULL, 0x9144c5fea4c6e0a4ULL, 0x0d33d06565cf620fULL,
286    0x54a48d489f219ca1ULL, 0xc43e5eac6d63c821ULL, 0xa9728b3a72770dafULL,
287    0xd7934e7b20df87efULL, 0xe35503b61a3e86e5ULL, 0xcae321fbc819d504ULL,
288    0x129a50b3ac60bfa6ULL, 0xcd5e68ea7e9fb6c3ULL, 0xb01c90199483b1c7ULL,
289    0x3de93cd5c295376cULL, 0xaed52edf2ab9ad13ULL, 0x2e60f512c0a07884ULL,
290    0xbc3d86a3e36210c9ULL, 0x35269d9b163951ceULL, 0x0c7d6e2ad0cdb5faULL,
291    0x59e86297d87f5733ULL, 0x298ef221898db0e7ULL, 0x55000029d1a5aa7eULL,
292    0x8bc08ae1b5061b45ULL, 0xc2c31c2b6c92703aULL, 0x94cc596baf25ef42ULL,
293    0x0a1d73db22540456ULL, 0x04b6a0f9d9c4179aULL, 0xeffdafa2ae3d3c60ULL,
294    0xf7c8075bb49496c4ULL, 0x9cc5c7141d1cd4e3ULL, 0x78bd1638218e5534ULL,
295    0xb2f11568f850246aULL, 0xedfabcfa9502bc29ULL, 0x796ce5f2da23051bULL,
296    0xaae128b0dc93537cULL, 0x3a493da0ee4b29aeULL, 0xb5df6b2c416895d7ULL,
297    0xfcabbd25122d7f37ULL, 0x70810b58105dc4b1ULL, 0xe10fdd37f7882a90ULL,
298    0x524dcab5518a3f5cULL, 0x3c9e85878451255bULL, 0x4029828119bd34e2ULL,
299    0x74a05b6f5d3ceccbULL, 0xb610021542e13ecaULL, 0x0ff979d12f59e2acULL,
300    0x6037da27e4f9cc50ULL, 0x5e92975a0df1847dULL, 0xd66de190d3e623feULL,
301    0x5032d6b87b568048ULL, 0x9a36b7ce8235216eULL, 0x80272a7a24f64b4aULL,
302    0x93efed8b8c6916f7ULL, 0x37ddbff44cce1555ULL, 0x4b95db5d4b99bd25ULL,
303    0x92d3fda169812fc0ULL, 0xfb1a4a9a90660bb6ULL, 0x730c196946a4b9b2ULL,
304    0x81e289aa7f49da68ULL, 0x64669a0f83b1a05fULL, 0x27b3ff7d9644f48bULL,
305    0xcc6b615c8db675b3ULL, 0x674f20b9bcebbe95ULL, 0x6f31238275655982ULL,
306    0x5ae488713e45cf05ULL, 0xbf619f9954c21157ULL, 0xeabac46040a8eae9ULL,
307    0x454c6fe9f2c0c1cdULL, 0x419cf6496412691cULL, 0xd3dc3bef265b0f70ULL,
308    0x6d0e60f5c3578a9eULL
309};
310
311static const u64 sbox4[256] = {
312    0x5b0e608526323c55ULL, 0x1a46c1a9fa1b59f5ULL, 0xa9e245a17c4c8ffaULL,
313    0x65ca5159db2955d7ULL, 0x05db0a76ce35afc2ULL, 0x81eac77ea9113d45ULL,
314    0x528ef88ab6ac0a0dULL, 0xa09ea253597be3ffULL, 0x430ddfb3ac48cd56ULL,
315    0xc4b3a67af45ce46fULL, 0x4ececfd8fbe2d05eULL, 0x3ef56f10b39935f0ULL,
316    0x0b22d6829cd619c6ULL, 0x17fd460a74df2069ULL, 0x6cf8cc8e8510ed40ULL,
317    0xd6c824bf3a6ecaa7ULL, 0x61243d581a817049ULL, 0x048bacb6bbc163a2ULL,
318    0xd9a38ac27d44cc32ULL, 0x7fddff5baaf410abULL, 0xad6d495aa804824bULL,
319    0xe1a6a74f2d8c9f94ULL, 0xd4f7851235dee8e3ULL, 0xfd4b7f886540d893ULL,
320    0x247c20042aa4bfdaULL, 0x096ea1c517d1327cULL, 0xd56966b4361a6685ULL,
321    0x277da5c31221057dULL, 0x94d59893a43acff7ULL, 0x64f0c51ccdc02281ULL,
322    0x3d33bcc4ff6189dbULL, 0xe005cb184ce66af1ULL, 0xff5ccd1d1db99beaULL,
323    0xb0b854a7fe42980fULL, 0x7bd46a6a718d4b9fULL, 0xd10fa8cc22a5fd8cULL,
324    0xd31484952be4bd31ULL, 0xc7fa975fcb243847ULL, 0x4886ed1e5846c407ULL,
325    0x28cddb791eb70b04ULL, 0xc2b00be2f573417fULL, 0x5c9590452180f877ULL,
326    0x7a6bddfff370eb00ULL, 0xce509e38d6d9d6a4ULL, 0xebeb0f00647fa702ULL,
327    0x1dcc06cf76606f06ULL, 0xe4d9f28ba286ff0aULL, 0xd85a305dc918c262ULL,
328    0x475b1d8732225f54ULL, 0x2d4fb51668ccb5feULL, 0xa679b9d9d72bba20ULL,
329    0x53841c0d912d43a5ULL, 0x3b7eaa48bf12a4e8ULL, 0x781e0e47f22f1ddfULL,
330    0xeff20ce60ab50973ULL, 0x20d261d19dffb742ULL, 0x16a12b03062a2e39ULL,
331    0x1960eb2239650495ULL, 0x251c16fed50eb8b8ULL, 0x9ac0c330f826016eULL,
332    0xed152665953e7671ULL, 0x02d63194a6369570ULL, 0x5074f08394b1c987ULL,
333    0x70ba598c90b25ce1ULL, 0x794a15810b9742f6ULL, 0x0d5925e9fcaf8c6cULL,
334    0x3067716cd868744eULL, 0x910ab077e8d7731bULL, 0x6a61bbdb5ac42f61ULL,
335    0x93513efbf0851567ULL, 0xf494724b9e83e9d5ULL, 0xe887e1985c09648dULL,
336    0x34b1d3c675370cfdULL, 0xdc35e433bc0d255dULL, 0xd0aab84234131be0ULL,
337    0x08042a50b48b7eafULL, 0x9997c4ee44a3ab35ULL, 0x829a7b49201799d0ULL,
338    0x263b8307b7c54441ULL, 0x752f95f4fd6a6ca6ULL, 0x927217402c08c6e5ULL,
339    0x2a8ab754a795d9eeULL, 0xa442f7552f72943dULL, 0x2c31334e19781208ULL,
340    0x4fa98d7ceaee6291ULL, 0x55c3862f665db309ULL, 0xbd0610175d53b1f3ULL,
341    0x46fe6cb840413f27ULL, 0x3fe03792df0cfa59ULL, 0xcfe700372eb85e8fULL,
342    0xa7be29e7adbce118ULL, 0xe544ee5cde8431ddULL, 0x8a781b1b41f1873eULL,
343    0xa5c94c78a0d2f0e7ULL, 0x39412e2877b60728ULL, 0xa1265ef3afc9a62cULL,
344    0xbcc2770c6a2506c5ULL, 0x3ab66dd5dce1ce12ULL, 0xe65499d04a675b37ULL,
345    0x7d8f523481bfd216ULL, 0x0f6f64fcec15f389ULL, 0x74efbe618b5b13c8ULL,
346    0xacdc82b714273e1dULL, 0xdd40bfe003199d17ULL, 0x37e99257e7e061f8ULL,
347    0xfa52626904775aaaULL, 0x8bbbf63a463d56f9ULL, 0xf0013f1543a26e64ULL,
348    0xa8307e9f879ec898ULL, 0xcc4c27a4150177ccULL, 0x1b432f2cca1d3348ULL,
349    0xde1d1f8f9f6fa013ULL, 0x606602a047a7ddd6ULL, 0xd237ab64cc1cb2c7ULL,
350    0x9b938e7225fcd1d3ULL, 0xec4e03708e0ff476ULL, 0xfeb2fbda3d03c12dULL,
351    0xae0bced2ee43889aULL, 0x22cb8923ebfb4f43ULL, 0x69360d013cf7396dULL,
352    0x855e3602d2d4e022ULL, 0x073805bad01f784cULL, 0x33e17a133852f546ULL,
353    0xdf4874058ac7b638ULL, 0xba92b29c678aa14aULL, 0x0ce89fc76cfaadcdULL,
354    0x5f9d4e0908339e34ULL, 0xf1afe9291f5923b9ULL, 0x6e3480f60f4a265fULL,
355    0xeebf3a2ab29b841cULL, 0xe21938a88f91b4adULL, 0x57dfeff845c6d3c3ULL,
356    0x2f006b0bf62caaf2ULL, 0x62f479ef6f75ee78ULL, 0x11a55ad41c8916a9ULL,
357    0xf229d29084fed453ULL, 0x42f1c27b16b000e6ULL, 0x2b1f76749823c074ULL,
358    0x4b76eca3c2745360ULL, 0x8c98f463b91691bdULL, 0x14bcc93cf1ade66aULL,
359    0x8885213e6d458397ULL, 0x8e177df0274d4711ULL, 0xb49b73b5503f2951ULL,
360    0x10168168c3f96b6bULL, 0x0e3d963b63cab0aeULL, 0x8dfc4b5655a1db14ULL,
361    0xf789f1356e14de5cULL, 0x683e68af4e51dac1ULL, 0xc9a84f9d8d4b0fd9ULL,
362    0x3691e03f52a0f9d1ULL, 0x5ed86e46e1878e80ULL, 0x3c711a0e99d07150ULL,
363    0x5a0865b20c4e9310ULL, 0x56fbfc1fe4f0682eULL, 0xea8d5de3105edf9bULL,
364    0x71abfdb12379187aULL, 0x2eb99de1bee77b9cULL, 0x21ecc0ea33cf4523ULL,
365    0x59a4d7521805c7a1ULL, 0x3896f5eb56ae7c72ULL, 0xaa638f3db18f75dcULL,
366    0x9f39358dabe9808eULL, 0xb7defa91c00b72acULL, 0x6b5541fd62492d92ULL,
367    0x6dc6dee8f92e4d5bULL, 0x353f57abc4beea7eULL, 0x735769d6da5690ceULL,
368    0x0a234aa642391484ULL, 0xf6f9508028f80d9dULL, 0xb8e319a27ab3f215ULL,
369    0x31ad9c1151341a4dULL, 0x773c22a57bef5805ULL, 0x45c7561a07968633ULL,
370    0xf913da9e249dbe36ULL, 0xda652d9b78a64c68ULL, 0x4c27a97f3bc334efULL,
371    0x76621220e66b17f4ULL, 0x967743899acd7d0bULL, 0xf3ee5bcae0ed6782ULL,
372    0x409f753600c879fcULL, 0x06d09a39b5926db6ULL, 0x6f83aeb0317ac588ULL,
373    0x01e6ca4a86381f21ULL, 0x66ff3462d19f3025ULL, 0x72207c24ddfd3bfbULL,
374    0x4af6b6d3e2ece2ebULL, 0x9c994dbec7ea08deULL, 0x49ace597b09a8bc4ULL,
375    0xb38c4766cf0797baULL, 0x131b9373c57c2a75ULL, 0xb1822cce61931e58ULL,
376    0x9d7555b909ba1c0cULL, 0x127fafdd937d11d2ULL, 0x29da3badc66d92e4ULL,
377    0xa2c1d57154c2ecbcULL, 0x58c5134d82f6fe24ULL, 0x1c3ae3515b62274fULL,
378    0xe907c82e01cb8126ULL, 0xf8ed091913e37fcbULL, 0x3249d8f9c80046c9ULL,
379    0x80cf9bede388fb63ULL, 0x1881539a116cf19eULL, 0x5103f3f76bd52457ULL,
380    0x15b7e6f5ae47f7a8ULL, 0xdbd7c6ded47e9ccfULL, 0x44e55c410228bb1aULL,
381    0xb647d4255edb4e99ULL, 0x5d11882bb8aafc30ULL, 0xf5098bbb29d3212aULL,
382    0x8fb5ea14e90296b3ULL, 0x677b942157dd025aULL, 0xfb58e7c0a390acb5ULL,
383    0x89d3674c83bd4a01ULL, 0x9e2da4df4bf3b93bULL, 0xfcc41e328cab4829ULL,
384    0x03f38c96ba582c52ULL, 0xcad1bdbd7fd85db2ULL, 0xbbb442c16082ae83ULL,
385    0xb95fe86ba5da9ab0ULL, 0xb22e04673771a93fULL, 0x845358c9493152d8ULL,
386    0xbe2a488697b4541eULL, 0x95a2dc2dd38e6966ULL, 0xc02c11ac923c852bULL,
387    0x2388b1990df2a87bULL, 0x7c8008fa1b4f37beULL, 0x1f70d0c84d54e503ULL,
388    0x5490adec7ece57d4ULL, 0x002b3c27d9063a3aULL, 0x7eaea3848030a2bfULL,
389    0xc602326ded2003c0ULL, 0x83a7287d69a94086ULL, 0xc57a5fcb30f57a8aULL,
390    0xb56844e479ebe779ULL, 0xa373b40f05dcbce9ULL, 0xd71a786e88570ee2ULL,
391    0x879cbacdbde8f6a0ULL, 0x976ad1bcc164a32fULL, 0xab21e25e9666d78bULL,
392    0x901063aae5e5c33cULL, 0x9818b34448698d90ULL, 0xe36487ae3e1e8abbULL,
393    0xafbdf931893bdcb4ULL, 0x6345a0dc5fbbd519ULL, 0x8628fe269b9465caULL,
394    0x1e5d01603f9c51ecULL, 0x4de44006a15049b7ULL, 0xbf6c70e5f776cbb1ULL,
395    0x411218f2ef552bedULL, 0xcb0c0708705a36a3ULL, 0xe74d14754f986044ULL,
396    0xcd56d9430ea8280eULL, 0xc12591d7535f5065ULL, 0xc83223f1720aef96ULL,
397    0xc3a0396f7363a51fULL
398};
399
400
401static void tgr192_round(u64 * ra, u64 * rb, u64 * rc, u64 x, int mul)
402{
403    u64 a = *ra;
404    u64 b = *rb;
405    u64 c = *rc;
406
407    c ^= x;
408    a -= sbox1[c & 0xff] ^ sbox2[(c >> 16) & 0xff]
409       ^ sbox3[(c >> 32) & 0xff] ^ sbox4[(c >> 48) & 0xff];
410    b += sbox4[(c >> 8) & 0xff] ^ sbox3[(c >> 24) & 0xff]
411       ^ sbox2[(c >> 40) & 0xff] ^ sbox1[(c >> 56) & 0xff];
412    b *= mul;
413
414    *ra = a;
415    *rb = b;
416    *rc = c;
417}
418
419
420static void tgr192_pass(u64 * ra, u64 * rb, u64 * rc, u64 * x, int mul)
421{
422    u64 a = *ra;
423    u64 b = *rb;
424    u64 c = *rc;
425
426    tgr192_round(&a, &b, &c, x[0], mul);
427    tgr192_round(&b, &c, &a, x[1], mul);
428    tgr192_round(&c, &a, &b, x[2], mul);
429    tgr192_round(&a, &b, &c, x[3], mul);
430    tgr192_round(&b, &c, &a, x[4], mul);
431    tgr192_round(&c, &a, &b, x[5], mul);
432    tgr192_round(&a, &b, &c, x[6], mul);
433    tgr192_round(&b, &c, &a, x[7], mul);
434
435    *ra = a;
436    *rb = b;
437    *rc = c;
438}
439
440
441static void tgr192_key_schedule(u64 * x)
442{
443    x[0] -= x[7] ^ 0xa5a5a5a5a5a5a5a5ULL;
444    x[1] ^= x[0];
445    x[2] += x[1];
446    x[3] -= x[2] ^ ((~x[1]) << 19);
447    x[4] ^= x[3];
448    x[5] += x[4];
449    x[6] -= x[5] ^ ((~x[4]) >> 23);
450    x[7] ^= x[6];
451    x[0] += x[7];
452    x[1] -= x[0] ^ ((~x[7]) << 19);
453    x[2] ^= x[1];
454    x[3] += x[2];
455    x[4] -= x[3] ^ ((~x[2]) >> 23);
456    x[5] ^= x[4];
457    x[6] += x[5];
458    x[7] -= x[6] ^ 0x0123456789abcdefULL;
459}
460
461
462/****************
463 * Transform the message DATA which consists of 512 bytes (8 words)
464 */
465
466static void tgr192_transform(struct tgr192_ctx *tctx, const u8 * data)
467{
468    u64 a, b, c, aa, bb, cc;
469    u64 x[8];
470    int i;
471    const __le64 *ptr = (const __le64 *)data;
472
473    for (i = 0; i < 8; i++)
474        x[i] = le64_to_cpu(ptr[i]);
475
476    /* save */
477    a = aa = tctx->a;
478    b = bb = tctx->b;
479    c = cc = tctx->c;
480
481    tgr192_pass(&a, &b, &c, x, 5);
482    tgr192_key_schedule(x);
483    tgr192_pass(&c, &a, &b, x, 7);
484    tgr192_key_schedule(x);
485    tgr192_pass(&b, &c, &a, x, 9);
486
487
488    /* feedforward */
489    a ^= aa;
490    b -= bb;
491    c += cc;
492    /* store */
493    tctx->a = a;
494    tctx->b = b;
495    tctx->c = c;
496}
497
498static int tgr192_init(struct shash_desc *desc)
499{
500    struct tgr192_ctx *tctx = shash_desc_ctx(desc);
501
502    tctx->a = 0x0123456789abcdefULL;
503    tctx->b = 0xfedcba9876543210ULL;
504    tctx->c = 0xf096a5b4c3b2e187ULL;
505    tctx->nblocks = 0;
506    tctx->count = 0;
507
508    return 0;
509}
510
511
512/* Update the message digest with the contents
513 * of INBUF with length INLEN. */
514static int tgr192_update(struct shash_desc *desc, const u8 *inbuf,
515              unsigned int len)
516{
517    struct tgr192_ctx *tctx = shash_desc_ctx(desc);
518
519    if (tctx->count == 64) { /* flush the buffer */
520        tgr192_transform(tctx, tctx->hash);
521        tctx->count = 0;
522        tctx->nblocks++;
523    }
524    if (!inbuf) {
525        return 0;
526    }
527    if (tctx->count) {
528        for (; len && tctx->count < 64; len--) {
529            tctx->hash[tctx->count++] = *inbuf++;
530        }
531        tgr192_update(desc, NULL, 0);
532        if (!len) {
533            return 0;
534        }
535
536    }
537
538    while (len >= 64) {
539        tgr192_transform(tctx, inbuf);
540        tctx->count = 0;
541        tctx->nblocks++;
542        len -= 64;
543        inbuf += 64;
544    }
545    for (; len && tctx->count < 64; len--) {
546        tctx->hash[tctx->count++] = *inbuf++;
547    }
548
549    return 0;
550}
551
552
553
554/* The routine terminates the computation */
555static int tgr192_final(struct shash_desc *desc, u8 * out)
556{
557    struct tgr192_ctx *tctx = shash_desc_ctx(desc);
558    __be64 *dst = (__be64 *)out;
559    __be64 *be64p;
560    __le32 *le32p;
561    u32 t, msb, lsb;
562
563    tgr192_update(desc, NULL, 0); /* flush */ ;
564
565    msb = 0;
566    t = tctx->nblocks;
567    if ((lsb = t << 6) < t) { /* multiply by 64 to make a byte count */
568        msb++;
569    }
570    msb += t >> 26;
571    t = lsb;
572    if ((lsb = t + tctx->count) < t) { /* add the count */
573        msb++;
574    }
575    t = lsb;
576    if ((lsb = t << 3) < t) { /* multiply by 8 to make a bit count */
577        msb++;
578    }
579    msb += t >> 29;
580
581    if (tctx->count < 56) { /* enough room */
582        tctx->hash[tctx->count++] = 0x01; /* pad */
583        while (tctx->count < 56) {
584            tctx->hash[tctx->count++] = 0; /* pad */
585        }
586    } else { /* need one extra block */
587        tctx->hash[tctx->count++] = 0x01; /* pad character */
588        while (tctx->count < 64) {
589            tctx->hash[tctx->count++] = 0;
590        }
591        tgr192_update(desc, NULL, 0); /* flush */ ;
592        memset(tctx->hash, 0, 56); /* fill next block with zeroes */
593    }
594    /* append the 64 bit count */
595    le32p = (__le32 *)&tctx->hash[56];
596    le32p[0] = cpu_to_le32(lsb);
597    le32p[1] = cpu_to_le32(msb);
598
599    tgr192_transform(tctx, tctx->hash);
600
601    be64p = (__be64 *)tctx->hash;
602    dst[0] = be64p[0] = cpu_to_be64(tctx->a);
603    dst[1] = be64p[1] = cpu_to_be64(tctx->b);
604    dst[2] = be64p[2] = cpu_to_be64(tctx->c);
605
606    return 0;
607}
608
609static int tgr160_final(struct shash_desc *desc, u8 * out)
610{
611    u8 D[64];
612
613    tgr192_final(desc, D);
614    memcpy(out, D, TGR160_DIGEST_SIZE);
615    memset(D, 0, TGR192_DIGEST_SIZE);
616
617    return 0;
618}
619
620static int tgr128_final(struct shash_desc *desc, u8 * out)
621{
622    u8 D[64];
623
624    tgr192_final(desc, D);
625    memcpy(out, D, TGR128_DIGEST_SIZE);
626    memset(D, 0, TGR192_DIGEST_SIZE);
627
628    return 0;
629}
630
631static struct shash_alg tgr192 = {
632    .digestsize = TGR192_DIGEST_SIZE,
633    .init = tgr192_init,
634    .update = tgr192_update,
635    .final = tgr192_final,
636    .descsize = sizeof(struct tgr192_ctx),
637    .base = {
638        .cra_name = "tgr192",
639        .cra_flags = CRYPTO_ALG_TYPE_SHASH,
640        .cra_blocksize = TGR192_BLOCK_SIZE,
641        .cra_module = THIS_MODULE,
642    }
643};
644
645static struct shash_alg tgr160 = {
646    .digestsize = TGR160_DIGEST_SIZE,
647    .init = tgr192_init,
648    .update = tgr192_update,
649    .final = tgr160_final,
650    .descsize = sizeof(struct tgr192_ctx),
651    .base = {
652        .cra_name = "tgr160",
653        .cra_flags = CRYPTO_ALG_TYPE_SHASH,
654        .cra_blocksize = TGR192_BLOCK_SIZE,
655        .cra_module = THIS_MODULE,
656    }
657};
658
659static struct shash_alg tgr128 = {
660    .digestsize = TGR128_DIGEST_SIZE,
661    .init = tgr192_init,
662    .update = tgr192_update,
663    .final = tgr128_final,
664    .descsize = sizeof(struct tgr192_ctx),
665    .base = {
666        .cra_name = "tgr128",
667        .cra_flags = CRYPTO_ALG_TYPE_SHASH,
668        .cra_blocksize = TGR192_BLOCK_SIZE,
669        .cra_module = THIS_MODULE,
670    }
671};
672
673static int __init tgr192_mod_init(void)
674{
675    int ret = 0;
676
677    ret = crypto_register_shash(&tgr192);
678
679    if (ret < 0) {
680        goto out;
681    }
682
683    ret = crypto_register_shash(&tgr160);
684    if (ret < 0) {
685        crypto_unregister_shash(&tgr192);
686        goto out;
687    }
688
689    ret = crypto_register_shash(&tgr128);
690    if (ret < 0) {
691        crypto_unregister_shash(&tgr192);
692        crypto_unregister_shash(&tgr160);
693    }
694      out:
695    return ret;
696}
697
698static void __exit tgr192_mod_fini(void)
699{
700    crypto_unregister_shash(&tgr192);
701    crypto_unregister_shash(&tgr160);
702    crypto_unregister_shash(&tgr128);
703}
704
705MODULE_ALIAS("tgr160");
706MODULE_ALIAS("tgr128");
707
708module_init(tgr192_mod_init);
709module_exit(tgr192_mod_fini);
710
711MODULE_LICENSE("GPL");
712MODULE_DESCRIPTION("Tiger Message Digest Algorithm");
713

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