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1// SPDX-License-Identifier: GPL-2.0-or-later
2/*
3 * Cryptographic API.
4 *
5 * Tiger hashing Algorithm
6 *
7 * Copyright (C) 1998 Free Software Foundation, Inc.
8 *
9 * The Tiger algorithm was developed by Ross Anderson and Eli Biham.
10 * It was optimized for 64-bit processors while still delievering
11 * decent performance on 32 and 16-bit processors.
12 *
13 * This version is derived from the GnuPG implementation and the
14 * Tiger-Perl interface written by Rafael Sevilla
15 *
16 * Adapted for Linux Kernel Crypto by Aaron Grothe
17 * ajgrothe@yahoo.com, February 22, 2005
18 */
19#include <crypto/internal/hash.h>
20#include <linux/init.h>
21#include <linux/module.h>
22#include <linux/mm.h>
23#include <linux/types.h>
24#include <asm/byteorder.h>
25#include <asm/unaligned.h>
26
27#define TGR192_DIGEST_SIZE 24
28#define TGR160_DIGEST_SIZE 20
29#define TGR128_DIGEST_SIZE 16
30
31#define TGR192_BLOCK_SIZE 64
32
33struct tgr192_ctx {
34 u64 a, b, c;
35 u8 hash[64];
36 int count;
37 u32 nblocks;
38};
39
40static const u64 sbox1[256] = {
41 0x02aab17cf7e90c5eULL, 0xac424b03e243a8ecULL, 0x72cd5be30dd5fcd3ULL,
42 0x6d019b93f6f97f3aULL, 0xcd9978ffd21f9193ULL, 0x7573a1c9708029e2ULL,
43 0xb164326b922a83c3ULL, 0x46883eee04915870ULL, 0xeaace3057103ece6ULL,
44 0xc54169b808a3535cULL, 0x4ce754918ddec47cULL, 0x0aa2f4dfdc0df40cULL,
45 0x10b76f18a74dbefaULL, 0xc6ccb6235ad1ab6aULL, 0x13726121572fe2ffULL,
46 0x1a488c6f199d921eULL, 0x4bc9f9f4da0007caULL, 0x26f5e6f6e85241c7ULL,
47 0x859079dbea5947b6ULL, 0x4f1885c5c99e8c92ULL, 0xd78e761ea96f864bULL,
48 0x8e36428c52b5c17dULL, 0x69cf6827373063c1ULL, 0xb607c93d9bb4c56eULL,
49 0x7d820e760e76b5eaULL, 0x645c9cc6f07fdc42ULL, 0xbf38a078243342e0ULL,
50 0x5f6b343c9d2e7d04ULL, 0xf2c28aeb600b0ec6ULL, 0x6c0ed85f7254bcacULL,
51 0x71592281a4db4fe5ULL, 0x1967fa69ce0fed9fULL, 0xfd5293f8b96545dbULL,
52 0xc879e9d7f2a7600bULL, 0x860248920193194eULL, 0xa4f9533b2d9cc0b3ULL,
53 0x9053836c15957613ULL, 0xdb6dcf8afc357bf1ULL, 0x18beea7a7a370f57ULL,
54 0x037117ca50b99066ULL, 0x6ab30a9774424a35ULL, 0xf4e92f02e325249bULL,
55 0x7739db07061ccae1ULL, 0xd8f3b49ceca42a05ULL, 0xbd56be3f51382f73ULL,
56 0x45faed5843b0bb28ULL, 0x1c813d5c11bf1f83ULL, 0x8af0e4b6d75fa169ULL,
57 0x33ee18a487ad9999ULL, 0x3c26e8eab1c94410ULL, 0xb510102bc0a822f9ULL,
58 0x141eef310ce6123bULL, 0xfc65b90059ddb154ULL, 0xe0158640c5e0e607ULL,
59 0x884e079826c3a3cfULL, 0x930d0d9523c535fdULL, 0x35638d754e9a2b00ULL,
60 0x4085fccf40469dd5ULL, 0xc4b17ad28be23a4cULL, 0xcab2f0fc6a3e6a2eULL,
61 0x2860971a6b943fcdULL, 0x3dde6ee212e30446ULL, 0x6222f32ae01765aeULL,
62 0x5d550bb5478308feULL, 0xa9efa98da0eda22aULL, 0xc351a71686c40da7ULL,
63 0x1105586d9c867c84ULL, 0xdcffee85fda22853ULL, 0xccfbd0262c5eef76ULL,
64 0xbaf294cb8990d201ULL, 0xe69464f52afad975ULL, 0x94b013afdf133e14ULL,
65 0x06a7d1a32823c958ULL, 0x6f95fe5130f61119ULL, 0xd92ab34e462c06c0ULL,
66 0xed7bde33887c71d2ULL, 0x79746d6e6518393eULL, 0x5ba419385d713329ULL,
67 0x7c1ba6b948a97564ULL, 0x31987c197bfdac67ULL, 0xde6c23c44b053d02ULL,
68 0x581c49fed002d64dULL, 0xdd474d6338261571ULL, 0xaa4546c3e473d062ULL,
69 0x928fce349455f860ULL, 0x48161bbacaab94d9ULL, 0x63912430770e6f68ULL,
70 0x6ec8a5e602c6641cULL, 0x87282515337ddd2bULL, 0x2cda6b42034b701bULL,
71 0xb03d37c181cb096dULL, 0xe108438266c71c6fULL, 0x2b3180c7eb51b255ULL,
72 0xdf92b82f96c08bbcULL, 0x5c68c8c0a632f3baULL, 0x5504cc861c3d0556ULL,
73 0xabbfa4e55fb26b8fULL, 0x41848b0ab3baceb4ULL, 0xb334a273aa445d32ULL,
74 0xbca696f0a85ad881ULL, 0x24f6ec65b528d56cULL, 0x0ce1512e90f4524aULL,
75 0x4e9dd79d5506d35aULL, 0x258905fac6ce9779ULL, 0x2019295b3e109b33ULL,
76 0xf8a9478b73a054ccULL, 0x2924f2f934417eb0ULL, 0x3993357d536d1bc4ULL,
77 0x38a81ac21db6ff8bULL, 0x47c4fbf17d6016bfULL, 0x1e0faadd7667e3f5ULL,
78 0x7abcff62938beb96ULL, 0xa78dad948fc179c9ULL, 0x8f1f98b72911e50dULL,
79 0x61e48eae27121a91ULL, 0x4d62f7ad31859808ULL, 0xeceba345ef5ceaebULL,
80 0xf5ceb25ebc9684ceULL, 0xf633e20cb7f76221ULL, 0xa32cdf06ab8293e4ULL,
81 0x985a202ca5ee2ca4ULL, 0xcf0b8447cc8a8fb1ULL, 0x9f765244979859a3ULL,
82 0xa8d516b1a1240017ULL, 0x0bd7ba3ebb5dc726ULL, 0xe54bca55b86adb39ULL,
83 0x1d7a3afd6c478063ULL, 0x519ec608e7669eddULL, 0x0e5715a2d149aa23ULL,
84 0x177d4571848ff194ULL, 0xeeb55f3241014c22ULL, 0x0f5e5ca13a6e2ec2ULL,
85 0x8029927b75f5c361ULL, 0xad139fabc3d6e436ULL, 0x0d5df1a94ccf402fULL,
86 0x3e8bd948bea5dfc8ULL, 0xa5a0d357bd3ff77eULL, 0xa2d12e251f74f645ULL,
87 0x66fd9e525e81a082ULL, 0x2e0c90ce7f687a49ULL, 0xc2e8bcbeba973bc5ULL,
88 0x000001bce509745fULL, 0x423777bbe6dab3d6ULL, 0xd1661c7eaef06eb5ULL,
89 0xa1781f354daacfd8ULL, 0x2d11284a2b16affcULL, 0xf1fc4f67fa891d1fULL,
90 0x73ecc25dcb920adaULL, 0xae610c22c2a12651ULL, 0x96e0a810d356b78aULL,
91 0x5a9a381f2fe7870fULL, 0xd5ad62ede94e5530ULL, 0xd225e5e8368d1427ULL,
92 0x65977b70c7af4631ULL, 0x99f889b2de39d74fULL, 0x233f30bf54e1d143ULL,
93 0x9a9675d3d9a63c97ULL, 0x5470554ff334f9a8ULL, 0x166acb744a4f5688ULL,
94 0x70c74caab2e4aeadULL, 0xf0d091646f294d12ULL, 0x57b82a89684031d1ULL,
95 0xefd95a5a61be0b6bULL, 0x2fbd12e969f2f29aULL, 0x9bd37013feff9fe8ULL,
96 0x3f9b0404d6085a06ULL, 0x4940c1f3166cfe15ULL, 0x09542c4dcdf3defbULL,
97 0xb4c5218385cd5ce3ULL, 0xc935b7dc4462a641ULL, 0x3417f8a68ed3b63fULL,
98 0xb80959295b215b40ULL, 0xf99cdaef3b8c8572ULL, 0x018c0614f8fcb95dULL,
99 0x1b14accd1a3acdf3ULL, 0x84d471f200bb732dULL, 0xc1a3110e95e8da16ULL,
100 0x430a7220bf1a82b8ULL, 0xb77e090d39df210eULL, 0x5ef4bd9f3cd05e9dULL,
101 0x9d4ff6da7e57a444ULL, 0xda1d60e183d4a5f8ULL, 0xb287c38417998e47ULL,
102 0xfe3edc121bb31886ULL, 0xc7fe3ccc980ccbefULL, 0xe46fb590189bfd03ULL,
103 0x3732fd469a4c57dcULL, 0x7ef700a07cf1ad65ULL, 0x59c64468a31d8859ULL,
104 0x762fb0b4d45b61f6ULL, 0x155baed099047718ULL, 0x68755e4c3d50baa6ULL,
105 0xe9214e7f22d8b4dfULL, 0x2addbf532eac95f4ULL, 0x32ae3909b4bd0109ULL,
106 0x834df537b08e3450ULL, 0xfa209da84220728dULL, 0x9e691d9b9efe23f7ULL,
107 0x0446d288c4ae8d7fULL, 0x7b4cc524e169785bULL, 0x21d87f0135ca1385ULL,
108 0xcebb400f137b8aa5ULL, 0x272e2b66580796beULL, 0x3612264125c2b0deULL,
109 0x057702bdad1efbb2ULL, 0xd4babb8eacf84be9ULL, 0x91583139641bc67bULL,
110 0x8bdc2de08036e024ULL, 0x603c8156f49f68edULL, 0xf7d236f7dbef5111ULL,
111 0x9727c4598ad21e80ULL, 0xa08a0896670a5fd7ULL, 0xcb4a8f4309eba9cbULL,
112 0x81af564b0f7036a1ULL, 0xc0b99aa778199abdULL, 0x959f1ec83fc8e952ULL,
113 0x8c505077794a81b9ULL, 0x3acaaf8f056338f0ULL, 0x07b43f50627a6778ULL,
114 0x4a44ab49f5eccc77ULL, 0x3bc3d6e4b679ee98ULL, 0x9cc0d4d1cf14108cULL,
115 0x4406c00b206bc8a0ULL, 0x82a18854c8d72d89ULL, 0x67e366b35c3c432cULL,
116 0xb923dd61102b37f2ULL, 0x56ab2779d884271dULL, 0xbe83e1b0ff1525afULL,
117 0xfb7c65d4217e49a9ULL, 0x6bdbe0e76d48e7d4ULL, 0x08df828745d9179eULL,
118 0x22ea6a9add53bd34ULL, 0xe36e141c5622200aULL, 0x7f805d1b8cb750eeULL,
119 0xafe5c7a59f58e837ULL, 0xe27f996a4fb1c23cULL, 0xd3867dfb0775f0d0ULL,
120 0xd0e673de6e88891aULL, 0x123aeb9eafb86c25ULL, 0x30f1d5d5c145b895ULL,
121 0xbb434a2dee7269e7ULL, 0x78cb67ecf931fa38ULL, 0xf33b0372323bbf9cULL,
122 0x52d66336fb279c74ULL, 0x505f33ac0afb4eaaULL, 0xe8a5cd99a2cce187ULL,
123 0x534974801e2d30bbULL, 0x8d2d5711d5876d90ULL, 0x1f1a412891bc038eULL,
124 0xd6e2e71d82e56648ULL, 0x74036c3a497732b7ULL, 0x89b67ed96361f5abULL,
125 0xffed95d8f1ea02a2ULL, 0xe72b3bd61464d43dULL, 0xa6300f170bdc4820ULL,
126 0xebc18760ed78a77aULL
127};
128
129static const u64 sbox2[256] = {
130 0xe6a6be5a05a12138ULL, 0xb5a122a5b4f87c98ULL, 0x563c6089140b6990ULL,
131 0x4c46cb2e391f5dd5ULL, 0xd932addbc9b79434ULL, 0x08ea70e42015aff5ULL,
132 0xd765a6673e478cf1ULL, 0xc4fb757eab278d99ULL, 0xdf11c6862d6e0692ULL,
133 0xddeb84f10d7f3b16ULL, 0x6f2ef604a665ea04ULL, 0x4a8e0f0ff0e0dfb3ULL,
134 0xa5edeef83dbcba51ULL, 0xfc4f0a2a0ea4371eULL, 0xe83e1da85cb38429ULL,
135 0xdc8ff882ba1b1ce2ULL, 0xcd45505e8353e80dULL, 0x18d19a00d4db0717ULL,
136 0x34a0cfeda5f38101ULL, 0x0be77e518887caf2ULL, 0x1e341438b3c45136ULL,
137 0xe05797f49089ccf9ULL, 0xffd23f9df2591d14ULL, 0x543dda228595c5cdULL,
138 0x661f81fd99052a33ULL, 0x8736e641db0f7b76ULL, 0x15227725418e5307ULL,
139 0xe25f7f46162eb2faULL, 0x48a8b2126c13d9feULL, 0xafdc541792e76eeaULL,
140 0x03d912bfc6d1898fULL, 0x31b1aafa1b83f51bULL, 0xf1ac2796e42ab7d9ULL,
141 0x40a3a7d7fcd2ebacULL, 0x1056136d0afbbcc5ULL, 0x7889e1dd9a6d0c85ULL,
142 0xd33525782a7974aaULL, 0xa7e25d09078ac09bULL, 0xbd4138b3eac6edd0ULL,
143 0x920abfbe71eb9e70ULL, 0xa2a5d0f54fc2625cULL, 0xc054e36b0b1290a3ULL,
144 0xf6dd59ff62fe932bULL, 0x3537354511a8ac7dULL, 0xca845e9172fadcd4ULL,
145 0x84f82b60329d20dcULL, 0x79c62ce1cd672f18ULL, 0x8b09a2add124642cULL,
146 0xd0c1e96a19d9e726ULL, 0x5a786a9b4ba9500cULL, 0x0e020336634c43f3ULL,
147 0xc17b474aeb66d822ULL, 0x6a731ae3ec9baac2ULL, 0x8226667ae0840258ULL,
148 0x67d4567691caeca5ULL, 0x1d94155c4875adb5ULL, 0x6d00fd985b813fdfULL,
149 0x51286efcb774cd06ULL, 0x5e8834471fa744afULL, 0xf72ca0aee761ae2eULL,
150 0xbe40e4cdaee8e09aULL, 0xe9970bbb5118f665ULL, 0x726e4beb33df1964ULL,
151 0x703b000729199762ULL, 0x4631d816f5ef30a7ULL, 0xb880b5b51504a6beULL,
152 0x641793c37ed84b6cULL, 0x7b21ed77f6e97d96ULL, 0x776306312ef96b73ULL,
153 0xae528948e86ff3f4ULL, 0x53dbd7f286a3f8f8ULL, 0x16cadce74cfc1063ULL,
154 0x005c19bdfa52c6ddULL, 0x68868f5d64d46ad3ULL, 0x3a9d512ccf1e186aULL,
155 0x367e62c2385660aeULL, 0xe359e7ea77dcb1d7ULL, 0x526c0773749abe6eULL,
156 0x735ae5f9d09f734bULL, 0x493fc7cc8a558ba8ULL, 0xb0b9c1533041ab45ULL,
157 0x321958ba470a59bdULL, 0x852db00b5f46c393ULL, 0x91209b2bd336b0e5ULL,
158 0x6e604f7d659ef19fULL, 0xb99a8ae2782ccb24ULL, 0xccf52ab6c814c4c7ULL,
159 0x4727d9afbe11727bULL, 0x7e950d0c0121b34dULL, 0x756f435670ad471fULL,
160 0xf5add442615a6849ULL, 0x4e87e09980b9957aULL, 0x2acfa1df50aee355ULL,
161 0xd898263afd2fd556ULL, 0xc8f4924dd80c8fd6ULL, 0xcf99ca3d754a173aULL,
162 0xfe477bacaf91bf3cULL, 0xed5371f6d690c12dULL, 0x831a5c285e687094ULL,
163 0xc5d3c90a3708a0a4ULL, 0x0f7f903717d06580ULL, 0x19f9bb13b8fdf27fULL,
164 0xb1bd6f1b4d502843ULL, 0x1c761ba38fff4012ULL, 0x0d1530c4e2e21f3bULL,
165 0x8943ce69a7372c8aULL, 0xe5184e11feb5ce66ULL, 0x618bdb80bd736621ULL,
166 0x7d29bad68b574d0bULL, 0x81bb613e25e6fe5bULL, 0x071c9c10bc07913fULL,
167 0xc7beeb7909ac2d97ULL, 0xc3e58d353bc5d757ULL, 0xeb017892f38f61e8ULL,
168 0xd4effb9c9b1cc21aULL, 0x99727d26f494f7abULL, 0xa3e063a2956b3e03ULL,
169 0x9d4a8b9a4aa09c30ULL, 0x3f6ab7d500090fb4ULL, 0x9cc0f2a057268ac0ULL,
170 0x3dee9d2dedbf42d1ULL, 0x330f49c87960a972ULL, 0xc6b2720287421b41ULL,
171 0x0ac59ec07c00369cULL, 0xef4eac49cb353425ULL, 0xf450244eef0129d8ULL,
172 0x8acc46e5caf4deb6ULL, 0x2ffeab63989263f7ULL, 0x8f7cb9fe5d7a4578ULL,
173 0x5bd8f7644e634635ULL, 0x427a7315bf2dc900ULL, 0x17d0c4aa2125261cULL,
174 0x3992486c93518e50ULL, 0xb4cbfee0a2d7d4c3ULL, 0x7c75d6202c5ddd8dULL,
175 0xdbc295d8e35b6c61ULL, 0x60b369d302032b19ULL, 0xce42685fdce44132ULL,
176 0x06f3ddb9ddf65610ULL, 0x8ea4d21db5e148f0ULL, 0x20b0fce62fcd496fULL,
177 0x2c1b912358b0ee31ULL, 0xb28317b818f5a308ULL, 0xa89c1e189ca6d2cfULL,
178 0x0c6b18576aaadbc8ULL, 0xb65deaa91299fae3ULL, 0xfb2b794b7f1027e7ULL,
179 0x04e4317f443b5bebULL, 0x4b852d325939d0a6ULL, 0xd5ae6beefb207ffcULL,
180 0x309682b281c7d374ULL, 0xbae309a194c3b475ULL, 0x8cc3f97b13b49f05ULL,
181 0x98a9422ff8293967ULL, 0x244b16b01076ff7cULL, 0xf8bf571c663d67eeULL,
182 0x1f0d6758eee30da1ULL, 0xc9b611d97adeb9b7ULL, 0xb7afd5887b6c57a2ULL,
183 0x6290ae846b984fe1ULL, 0x94df4cdeacc1a5fdULL, 0x058a5bd1c5483affULL,
184 0x63166cc142ba3c37ULL, 0x8db8526eb2f76f40ULL, 0xe10880036f0d6d4eULL,
185 0x9e0523c9971d311dULL, 0x45ec2824cc7cd691ULL, 0x575b8359e62382c9ULL,
186 0xfa9e400dc4889995ULL, 0xd1823ecb45721568ULL, 0xdafd983b8206082fULL,
187 0xaa7d29082386a8cbULL, 0x269fcd4403b87588ULL, 0x1b91f5f728bdd1e0ULL,
188 0xe4669f39040201f6ULL, 0x7a1d7c218cf04adeULL, 0x65623c29d79ce5ceULL,
189 0x2368449096c00bb1ULL, 0xab9bf1879da503baULL, 0xbc23ecb1a458058eULL,
190 0x9a58df01bb401eccULL, 0xa070e868a85f143dULL, 0x4ff188307df2239eULL,
191 0x14d565b41a641183ULL, 0xee13337452701602ULL, 0x950e3dcf3f285e09ULL,
192 0x59930254b9c80953ULL, 0x3bf299408930da6dULL, 0xa955943f53691387ULL,
193 0xa15edecaa9cb8784ULL, 0x29142127352be9a0ULL, 0x76f0371fff4e7afbULL,
194 0x0239f450274f2228ULL, 0xbb073af01d5e868bULL, 0xbfc80571c10e96c1ULL,
195 0xd267088568222e23ULL, 0x9671a3d48e80b5b0ULL, 0x55b5d38ae193bb81ULL,
196 0x693ae2d0a18b04b8ULL, 0x5c48b4ecadd5335fULL, 0xfd743b194916a1caULL,
197 0x2577018134be98c4ULL, 0xe77987e83c54a4adULL, 0x28e11014da33e1b9ULL,
198 0x270cc59e226aa213ULL, 0x71495f756d1a5f60ULL, 0x9be853fb60afef77ULL,
199 0xadc786a7f7443dbfULL, 0x0904456173b29a82ULL, 0x58bc7a66c232bd5eULL,
200 0xf306558c673ac8b2ULL, 0x41f639c6b6c9772aULL, 0x216defe99fda35daULL,
201 0x11640cc71c7be615ULL, 0x93c43694565c5527ULL, 0xea038e6246777839ULL,
202 0xf9abf3ce5a3e2469ULL, 0x741e768d0fd312d2ULL, 0x0144b883ced652c6ULL,
203 0xc20b5a5ba33f8552ULL, 0x1ae69633c3435a9dULL, 0x97a28ca4088cfdecULL,
204 0x8824a43c1e96f420ULL, 0x37612fa66eeea746ULL, 0x6b4cb165f9cf0e5aULL,
205 0x43aa1c06a0abfb4aULL, 0x7f4dc26ff162796bULL, 0x6cbacc8e54ed9b0fULL,
206 0xa6b7ffefd2bb253eULL, 0x2e25bc95b0a29d4fULL, 0x86d6a58bdef1388cULL,
207 0xded74ac576b6f054ULL, 0x8030bdbc2b45805dULL, 0x3c81af70e94d9289ULL,
208 0x3eff6dda9e3100dbULL, 0xb38dc39fdfcc8847ULL, 0x123885528d17b87eULL,
209 0xf2da0ed240b1b642ULL, 0x44cefadcd54bf9a9ULL, 0x1312200e433c7ee6ULL,
210 0x9ffcc84f3a78c748ULL, 0xf0cd1f72248576bbULL, 0xec6974053638cfe4ULL,
211 0x2ba7b67c0cec4e4cULL, 0xac2f4df3e5ce32edULL, 0xcb33d14326ea4c11ULL,
212 0xa4e9044cc77e58bcULL, 0x5f513293d934fcefULL, 0x5dc9645506e55444ULL,
213 0x50de418f317de40aULL, 0x388cb31a69dde259ULL, 0x2db4a83455820a86ULL,
214 0x9010a91e84711ae9ULL, 0x4df7f0b7b1498371ULL, 0xd62a2eabc0977179ULL,
215 0x22fac097aa8d5c0eULL
216};
217
218static const u64 sbox3[256] = {
219 0xf49fcc2ff1daf39bULL, 0x487fd5c66ff29281ULL, 0xe8a30667fcdca83fULL,
220 0x2c9b4be3d2fcce63ULL, 0xda3ff74b93fbbbc2ULL, 0x2fa165d2fe70ba66ULL,
221 0xa103e279970e93d4ULL, 0xbecdec77b0e45e71ULL, 0xcfb41e723985e497ULL,
222 0xb70aaa025ef75017ULL, 0xd42309f03840b8e0ULL, 0x8efc1ad035898579ULL,
223 0x96c6920be2b2abc5ULL, 0x66af4163375a9172ULL, 0x2174abdcca7127fbULL,
224 0xb33ccea64a72ff41ULL, 0xf04a4933083066a5ULL, 0x8d970acdd7289af5ULL,
225 0x8f96e8e031c8c25eULL, 0xf3fec02276875d47ULL, 0xec7bf310056190ddULL,
226 0xf5adb0aebb0f1491ULL, 0x9b50f8850fd58892ULL, 0x4975488358b74de8ULL,
227 0xa3354ff691531c61ULL, 0x0702bbe481d2c6eeULL, 0x89fb24057deded98ULL,
228 0xac3075138596e902ULL, 0x1d2d3580172772edULL, 0xeb738fc28e6bc30dULL,
229 0x5854ef8f63044326ULL, 0x9e5c52325add3bbeULL, 0x90aa53cf325c4623ULL,
230 0xc1d24d51349dd067ULL, 0x2051cfeea69ea624ULL, 0x13220f0a862e7e4fULL,
231 0xce39399404e04864ULL, 0xd9c42ca47086fcb7ULL, 0x685ad2238a03e7ccULL,
232 0x066484b2ab2ff1dbULL, 0xfe9d5d70efbf79ecULL, 0x5b13b9dd9c481854ULL,
233 0x15f0d475ed1509adULL, 0x0bebcd060ec79851ULL, 0xd58c6791183ab7f8ULL,
234 0xd1187c5052f3eee4ULL, 0xc95d1192e54e82ffULL, 0x86eea14cb9ac6ca2ULL,
235 0x3485beb153677d5dULL, 0xdd191d781f8c492aULL, 0xf60866baa784ebf9ULL,
236 0x518f643ba2d08c74ULL, 0x8852e956e1087c22ULL, 0xa768cb8dc410ae8dULL,
237 0x38047726bfec8e1aULL, 0xa67738b4cd3b45aaULL, 0xad16691cec0dde19ULL,
238 0xc6d4319380462e07ULL, 0xc5a5876d0ba61938ULL, 0x16b9fa1fa58fd840ULL,
239 0x188ab1173ca74f18ULL, 0xabda2f98c99c021fULL, 0x3e0580ab134ae816ULL,
240 0x5f3b05b773645abbULL, 0x2501a2be5575f2f6ULL, 0x1b2f74004e7e8ba9ULL,
241 0x1cd7580371e8d953ULL, 0x7f6ed89562764e30ULL, 0xb15926ff596f003dULL,
242 0x9f65293da8c5d6b9ULL, 0x6ecef04dd690f84cULL, 0x4782275fff33af88ULL,
243 0xe41433083f820801ULL, 0xfd0dfe409a1af9b5ULL, 0x4325a3342cdb396bULL,
244 0x8ae77e62b301b252ULL, 0xc36f9e9f6655615aULL, 0x85455a2d92d32c09ULL,
245 0xf2c7dea949477485ULL, 0x63cfb4c133a39ebaULL, 0x83b040cc6ebc5462ULL,
246 0x3b9454c8fdb326b0ULL, 0x56f56a9e87ffd78cULL, 0x2dc2940d99f42bc6ULL,
247 0x98f7df096b096e2dULL, 0x19a6e01e3ad852bfULL, 0x42a99ccbdbd4b40bULL,
248 0xa59998af45e9c559ULL, 0x366295e807d93186ULL, 0x6b48181bfaa1f773ULL,
249 0x1fec57e2157a0a1dULL, 0x4667446af6201ad5ULL, 0xe615ebcacfb0f075ULL,
250 0xb8f31f4f68290778ULL, 0x22713ed6ce22d11eULL, 0x3057c1a72ec3c93bULL,
251 0xcb46acc37c3f1f2fULL, 0xdbb893fd02aaf50eULL, 0x331fd92e600b9fcfULL,
252 0xa498f96148ea3ad6ULL, 0xa8d8426e8b6a83eaULL, 0xa089b274b7735cdcULL,
253 0x87f6b3731e524a11ULL, 0x118808e5cbc96749ULL, 0x9906e4c7b19bd394ULL,
254 0xafed7f7e9b24a20cULL, 0x6509eadeeb3644a7ULL, 0x6c1ef1d3e8ef0edeULL,
255 0xb9c97d43e9798fb4ULL, 0xa2f2d784740c28a3ULL, 0x7b8496476197566fULL,
256 0x7a5be3e6b65f069dULL, 0xf96330ed78be6f10ULL, 0xeee60de77a076a15ULL,
257 0x2b4bee4aa08b9bd0ULL, 0x6a56a63ec7b8894eULL, 0x02121359ba34fef4ULL,
258 0x4cbf99f8283703fcULL, 0x398071350caf30c8ULL, 0xd0a77a89f017687aULL,
259 0xf1c1a9eb9e423569ULL, 0x8c7976282dee8199ULL, 0x5d1737a5dd1f7abdULL,
260 0x4f53433c09a9fa80ULL, 0xfa8b0c53df7ca1d9ULL, 0x3fd9dcbc886ccb77ULL,
261 0xc040917ca91b4720ULL, 0x7dd00142f9d1dcdfULL, 0x8476fc1d4f387b58ULL,
262 0x23f8e7c5f3316503ULL, 0x032a2244e7e37339ULL, 0x5c87a5d750f5a74bULL,
263 0x082b4cc43698992eULL, 0xdf917becb858f63cULL, 0x3270b8fc5bf86ddaULL,
264 0x10ae72bb29b5dd76ULL, 0x576ac94e7700362bULL, 0x1ad112dac61efb8fULL,
265 0x691bc30ec5faa427ULL, 0xff246311cc327143ULL, 0x3142368e30e53206ULL,
266 0x71380e31e02ca396ULL, 0x958d5c960aad76f1ULL, 0xf8d6f430c16da536ULL,
267 0xc8ffd13f1be7e1d2ULL, 0x7578ae66004ddbe1ULL, 0x05833f01067be646ULL,
268 0xbb34b5ad3bfe586dULL, 0x095f34c9a12b97f0ULL, 0x247ab64525d60ca8ULL,
269 0xdcdbc6f3017477d1ULL, 0x4a2e14d4decad24dULL, 0xbdb5e6d9be0a1eebULL,
270 0x2a7e70f7794301abULL, 0xdef42d8a270540fdULL, 0x01078ec0a34c22c1ULL,
271 0xe5de511af4c16387ULL, 0x7ebb3a52bd9a330aULL, 0x77697857aa7d6435ULL,
272 0x004e831603ae4c32ULL, 0xe7a21020ad78e312ULL, 0x9d41a70c6ab420f2ULL,
273 0x28e06c18ea1141e6ULL, 0xd2b28cbd984f6b28ULL, 0x26b75f6c446e9d83ULL,
274 0xba47568c4d418d7fULL, 0xd80badbfe6183d8eULL, 0x0e206d7f5f166044ULL,
275 0xe258a43911cbca3eULL, 0x723a1746b21dc0bcULL, 0xc7caa854f5d7cdd3ULL,
276 0x7cac32883d261d9cULL, 0x7690c26423ba942cULL, 0x17e55524478042b8ULL,
277 0xe0be477656a2389fULL, 0x4d289b5e67ab2da0ULL, 0x44862b9c8fbbfd31ULL,
278 0xb47cc8049d141365ULL, 0x822c1b362b91c793ULL, 0x4eb14655fb13dfd8ULL,
279 0x1ecbba0714e2a97bULL, 0x6143459d5cde5f14ULL, 0x53a8fbf1d5f0ac89ULL,
280 0x97ea04d81c5e5b00ULL, 0x622181a8d4fdb3f3ULL, 0xe9bcd341572a1208ULL,
281 0x1411258643cce58aULL, 0x9144c5fea4c6e0a4ULL, 0x0d33d06565cf620fULL,
282 0x54a48d489f219ca1ULL, 0xc43e5eac6d63c821ULL, 0xa9728b3a72770dafULL,
283 0xd7934e7b20df87efULL, 0xe35503b61a3e86e5ULL, 0xcae321fbc819d504ULL,
284 0x129a50b3ac60bfa6ULL, 0xcd5e68ea7e9fb6c3ULL, 0xb01c90199483b1c7ULL,
285 0x3de93cd5c295376cULL, 0xaed52edf2ab9ad13ULL, 0x2e60f512c0a07884ULL,
286 0xbc3d86a3e36210c9ULL, 0x35269d9b163951ceULL, 0x0c7d6e2ad0cdb5faULL,
287 0x59e86297d87f5733ULL, 0x298ef221898db0e7ULL, 0x55000029d1a5aa7eULL,
288 0x8bc08ae1b5061b45ULL, 0xc2c31c2b6c92703aULL, 0x94cc596baf25ef42ULL,
289 0x0a1d73db22540456ULL, 0x04b6a0f9d9c4179aULL, 0xeffdafa2ae3d3c60ULL,
290 0xf7c8075bb49496c4ULL, 0x9cc5c7141d1cd4e3ULL, 0x78bd1638218e5534ULL,
291 0xb2f11568f850246aULL, 0xedfabcfa9502bc29ULL, 0x796ce5f2da23051bULL,
292 0xaae128b0dc93537cULL, 0x3a493da0ee4b29aeULL, 0xb5df6b2c416895d7ULL,
293 0xfcabbd25122d7f37ULL, 0x70810b58105dc4b1ULL, 0xe10fdd37f7882a90ULL,
294 0x524dcab5518a3f5cULL, 0x3c9e85878451255bULL, 0x4029828119bd34e2ULL,
295 0x74a05b6f5d3ceccbULL, 0xb610021542e13ecaULL, 0x0ff979d12f59e2acULL,
296 0x6037da27e4f9cc50ULL, 0x5e92975a0df1847dULL, 0xd66de190d3e623feULL,
297 0x5032d6b87b568048ULL, 0x9a36b7ce8235216eULL, 0x80272a7a24f64b4aULL,
298 0x93efed8b8c6916f7ULL, 0x37ddbff44cce1555ULL, 0x4b95db5d4b99bd25ULL,
299 0x92d3fda169812fc0ULL, 0xfb1a4a9a90660bb6ULL, 0x730c196946a4b9b2ULL,
300 0x81e289aa7f49da68ULL, 0x64669a0f83b1a05fULL, 0x27b3ff7d9644f48bULL,
301 0xcc6b615c8db675b3ULL, 0x674f20b9bcebbe95ULL, 0x6f31238275655982ULL,
302 0x5ae488713e45cf05ULL, 0xbf619f9954c21157ULL, 0xeabac46040a8eae9ULL,
303 0x454c6fe9f2c0c1cdULL, 0x419cf6496412691cULL, 0xd3dc3bef265b0f70ULL,
304 0x6d0e60f5c3578a9eULL
305};
306
307static const u64 sbox4[256] = {
308 0x5b0e608526323c55ULL, 0x1a46c1a9fa1b59f5ULL, 0xa9e245a17c4c8ffaULL,
309 0x65ca5159db2955d7ULL, 0x05db0a76ce35afc2ULL, 0x81eac77ea9113d45ULL,
310 0x528ef88ab6ac0a0dULL, 0xa09ea253597be3ffULL, 0x430ddfb3ac48cd56ULL,
311 0xc4b3a67af45ce46fULL, 0x4ececfd8fbe2d05eULL, 0x3ef56f10b39935f0ULL,
312 0x0b22d6829cd619c6ULL, 0x17fd460a74df2069ULL, 0x6cf8cc8e8510ed40ULL,
313 0xd6c824bf3a6ecaa7ULL, 0x61243d581a817049ULL, 0x048bacb6bbc163a2ULL,
314 0xd9a38ac27d44cc32ULL, 0x7fddff5baaf410abULL, 0xad6d495aa804824bULL,
315 0xe1a6a74f2d8c9f94ULL, 0xd4f7851235dee8e3ULL, 0xfd4b7f886540d893ULL,
316 0x247c20042aa4bfdaULL, 0x096ea1c517d1327cULL, 0xd56966b4361a6685ULL,
317 0x277da5c31221057dULL, 0x94d59893a43acff7ULL, 0x64f0c51ccdc02281ULL,
318 0x3d33bcc4ff6189dbULL, 0xe005cb184ce66af1ULL, 0xff5ccd1d1db99beaULL,
319 0xb0b854a7fe42980fULL, 0x7bd46a6a718d4b9fULL, 0xd10fa8cc22a5fd8cULL,
320 0xd31484952be4bd31ULL, 0xc7fa975fcb243847ULL, 0x4886ed1e5846c407ULL,
321 0x28cddb791eb70b04ULL, 0xc2b00be2f573417fULL, 0x5c9590452180f877ULL,
322 0x7a6bddfff370eb00ULL, 0xce509e38d6d9d6a4ULL, 0xebeb0f00647fa702ULL,
323 0x1dcc06cf76606f06ULL, 0xe4d9f28ba286ff0aULL, 0xd85a305dc918c262ULL,
324 0x475b1d8732225f54ULL, 0x2d4fb51668ccb5feULL, 0xa679b9d9d72bba20ULL,
325 0x53841c0d912d43a5ULL, 0x3b7eaa48bf12a4e8ULL, 0x781e0e47f22f1ddfULL,
326 0xeff20ce60ab50973ULL, 0x20d261d19dffb742ULL, 0x16a12b03062a2e39ULL,
327 0x1960eb2239650495ULL, 0x251c16fed50eb8b8ULL, 0x9ac0c330f826016eULL,
328 0xed152665953e7671ULL, 0x02d63194a6369570ULL, 0x5074f08394b1c987ULL,
329 0x70ba598c90b25ce1ULL, 0x794a15810b9742f6ULL, 0x0d5925e9fcaf8c6cULL,
330 0x3067716cd868744eULL, 0x910ab077e8d7731bULL, 0x6a61bbdb5ac42f61ULL,
331 0x93513efbf0851567ULL, 0xf494724b9e83e9d5ULL, 0xe887e1985c09648dULL,
332 0x34b1d3c675370cfdULL, 0xdc35e433bc0d255dULL, 0xd0aab84234131be0ULL,
333 0x08042a50b48b7eafULL, 0x9997c4ee44a3ab35ULL, 0x829a7b49201799d0ULL,
334 0x263b8307b7c54441ULL, 0x752f95f4fd6a6ca6ULL, 0x927217402c08c6e5ULL,
335 0x2a8ab754a795d9eeULL, 0xa442f7552f72943dULL, 0x2c31334e19781208ULL,
336 0x4fa98d7ceaee6291ULL, 0x55c3862f665db309ULL, 0xbd0610175d53b1f3ULL,
337 0x46fe6cb840413f27ULL, 0x3fe03792df0cfa59ULL, 0xcfe700372eb85e8fULL,
338 0xa7be29e7adbce118ULL, 0xe544ee5cde8431ddULL, 0x8a781b1b41f1873eULL,
339 0xa5c94c78a0d2f0e7ULL, 0x39412e2877b60728ULL, 0xa1265ef3afc9a62cULL,
340 0xbcc2770c6a2506c5ULL, 0x3ab66dd5dce1ce12ULL, 0xe65499d04a675b37ULL,
341 0x7d8f523481bfd216ULL, 0x0f6f64fcec15f389ULL, 0x74efbe618b5b13c8ULL,
342 0xacdc82b714273e1dULL, 0xdd40bfe003199d17ULL, 0x37e99257e7e061f8ULL,
343 0xfa52626904775aaaULL, 0x8bbbf63a463d56f9ULL, 0xf0013f1543a26e64ULL,
344 0xa8307e9f879ec898ULL, 0xcc4c27a4150177ccULL, 0x1b432f2cca1d3348ULL,
345 0xde1d1f8f9f6fa013ULL, 0x606602a047a7ddd6ULL, 0xd237ab64cc1cb2c7ULL,
346 0x9b938e7225fcd1d3ULL, 0xec4e03708e0ff476ULL, 0xfeb2fbda3d03c12dULL,
347 0xae0bced2ee43889aULL, 0x22cb8923ebfb4f43ULL, 0x69360d013cf7396dULL,
348 0x855e3602d2d4e022ULL, 0x073805bad01f784cULL, 0x33e17a133852f546ULL,
349 0xdf4874058ac7b638ULL, 0xba92b29c678aa14aULL, 0x0ce89fc76cfaadcdULL,
350 0x5f9d4e0908339e34ULL, 0xf1afe9291f5923b9ULL, 0x6e3480f60f4a265fULL,
351 0xeebf3a2ab29b841cULL, 0xe21938a88f91b4adULL, 0x57dfeff845c6d3c3ULL,
352 0x2f006b0bf62caaf2ULL, 0x62f479ef6f75ee78ULL, 0x11a55ad41c8916a9ULL,
353 0xf229d29084fed453ULL, 0x42f1c27b16b000e6ULL, 0x2b1f76749823c074ULL,
354 0x4b76eca3c2745360ULL, 0x8c98f463b91691bdULL, 0x14bcc93cf1ade66aULL,
355 0x8885213e6d458397ULL, 0x8e177df0274d4711ULL, 0xb49b73b5503f2951ULL,
356 0x10168168c3f96b6bULL, 0x0e3d963b63cab0aeULL, 0x8dfc4b5655a1db14ULL,
357 0xf789f1356e14de5cULL, 0x683e68af4e51dac1ULL, 0xc9a84f9d8d4b0fd9ULL,
358 0x3691e03f52a0f9d1ULL, 0x5ed86e46e1878e80ULL, 0x3c711a0e99d07150ULL,
359 0x5a0865b20c4e9310ULL, 0x56fbfc1fe4f0682eULL, 0xea8d5de3105edf9bULL,
360 0x71abfdb12379187aULL, 0x2eb99de1bee77b9cULL, 0x21ecc0ea33cf4523ULL,
361 0x59a4d7521805c7a1ULL, 0x3896f5eb56ae7c72ULL, 0xaa638f3db18f75dcULL,
362 0x9f39358dabe9808eULL, 0xb7defa91c00b72acULL, 0x6b5541fd62492d92ULL,
363 0x6dc6dee8f92e4d5bULL, 0x353f57abc4beea7eULL, 0x735769d6da5690ceULL,
364 0x0a234aa642391484ULL, 0xf6f9508028f80d9dULL, 0xb8e319a27ab3f215ULL,
365 0x31ad9c1151341a4dULL, 0x773c22a57bef5805ULL, 0x45c7561a07968633ULL,
366 0xf913da9e249dbe36ULL, 0xda652d9b78a64c68ULL, 0x4c27a97f3bc334efULL,
367 0x76621220e66b17f4ULL, 0x967743899acd7d0bULL, 0xf3ee5bcae0ed6782ULL,
368 0x409f753600c879fcULL, 0x06d09a39b5926db6ULL, 0x6f83aeb0317ac588ULL,
369 0x01e6ca4a86381f21ULL, 0x66ff3462d19f3025ULL, 0x72207c24ddfd3bfbULL,
370 0x4af6b6d3e2ece2ebULL, 0x9c994dbec7ea08deULL, 0x49ace597b09a8bc4ULL,
371 0xb38c4766cf0797baULL, 0x131b9373c57c2a75ULL, 0xb1822cce61931e58ULL,
372 0x9d7555b909ba1c0cULL, 0x127fafdd937d11d2ULL, 0x29da3badc66d92e4ULL,
373 0xa2c1d57154c2ecbcULL, 0x58c5134d82f6fe24ULL, 0x1c3ae3515b62274fULL,
374 0xe907c82e01cb8126ULL, 0xf8ed091913e37fcbULL, 0x3249d8f9c80046c9ULL,
375 0x80cf9bede388fb63ULL, 0x1881539a116cf19eULL, 0x5103f3f76bd52457ULL,
376 0x15b7e6f5ae47f7a8ULL, 0xdbd7c6ded47e9ccfULL, 0x44e55c410228bb1aULL,
377 0xb647d4255edb4e99ULL, 0x5d11882bb8aafc30ULL, 0xf5098bbb29d3212aULL,
378 0x8fb5ea14e90296b3ULL, 0x677b942157dd025aULL, 0xfb58e7c0a390acb5ULL,
379 0x89d3674c83bd4a01ULL, 0x9e2da4df4bf3b93bULL, 0xfcc41e328cab4829ULL,
380 0x03f38c96ba582c52ULL, 0xcad1bdbd7fd85db2ULL, 0xbbb442c16082ae83ULL,
381 0xb95fe86ba5da9ab0ULL, 0xb22e04673771a93fULL, 0x845358c9493152d8ULL,
382 0xbe2a488697b4541eULL, 0x95a2dc2dd38e6966ULL, 0xc02c11ac923c852bULL,
383 0x2388b1990df2a87bULL, 0x7c8008fa1b4f37beULL, 0x1f70d0c84d54e503ULL,
384 0x5490adec7ece57d4ULL, 0x002b3c27d9063a3aULL, 0x7eaea3848030a2bfULL,
385 0xc602326ded2003c0ULL, 0x83a7287d69a94086ULL, 0xc57a5fcb30f57a8aULL,
386 0xb56844e479ebe779ULL, 0xa373b40f05dcbce9ULL, 0xd71a786e88570ee2ULL,
387 0x879cbacdbde8f6a0ULL, 0x976ad1bcc164a32fULL, 0xab21e25e9666d78bULL,
388 0x901063aae5e5c33cULL, 0x9818b34448698d90ULL, 0xe36487ae3e1e8abbULL,
389 0xafbdf931893bdcb4ULL, 0x6345a0dc5fbbd519ULL, 0x8628fe269b9465caULL,
390 0x1e5d01603f9c51ecULL, 0x4de44006a15049b7ULL, 0xbf6c70e5f776cbb1ULL,
391 0x411218f2ef552bedULL, 0xcb0c0708705a36a3ULL, 0xe74d14754f986044ULL,
392 0xcd56d9430ea8280eULL, 0xc12591d7535f5065ULL, 0xc83223f1720aef96ULL,
393 0xc3a0396f7363a51fULL
394};
395
396
397static void tgr192_round(u64 * ra, u64 * rb, u64 * rc, u64 x, int mul)
398{
399 u64 a = *ra;
400 u64 b = *rb;
401 u64 c = *rc;
402
403 c ^= x;
404 a -= sbox1[c & 0xff] ^ sbox2[(c >> 16) & 0xff]
405 ^ sbox3[(c >> 32) & 0xff] ^ sbox4[(c >> 48) & 0xff];
406 b += sbox4[(c >> 8) & 0xff] ^ sbox3[(c >> 24) & 0xff]
407 ^ sbox2[(c >> 40) & 0xff] ^ sbox1[(c >> 56) & 0xff];
408 b *= mul;
409
410 *ra = a;
411 *rb = b;
412 *rc = c;
413}
414
415
416static void tgr192_pass(u64 * ra, u64 * rb, u64 * rc, u64 * x, int mul)
417{
418 u64 a = *ra;
419 u64 b = *rb;
420 u64 c = *rc;
421
422 tgr192_round(&a, &b, &c, x[0], mul);
423 tgr192_round(&b, &c, &a, x[1], mul);
424 tgr192_round(&c, &a, &b, x[2], mul);
425 tgr192_round(&a, &b, &c, x[3], mul);
426 tgr192_round(&b, &c, &a, x[4], mul);
427 tgr192_round(&c, &a, &b, x[5], mul);
428 tgr192_round(&a, &b, &c, x[6], mul);
429 tgr192_round(&b, &c, &a, x[7], mul);
430
431 *ra = a;
432 *rb = b;
433 *rc = c;
434}
435
436
437static void tgr192_key_schedule(u64 * x)
438{
439 x[0] -= x[7] ^ 0xa5a5a5a5a5a5a5a5ULL;
440 x[1] ^= x[0];
441 x[2] += x[1];
442 x[3] -= x[2] ^ ((~x[1]) << 19);
443 x[4] ^= x[3];
444 x[5] += x[4];
445 x[6] -= x[5] ^ ((~x[4]) >> 23);
446 x[7] ^= x[6];
447 x[0] += x[7];
448 x[1] -= x[0] ^ ((~x[7]) << 19);
449 x[2] ^= x[1];
450 x[3] += x[2];
451 x[4] -= x[3] ^ ((~x[2]) >> 23);
452 x[5] ^= x[4];
453 x[6] += x[5];
454 x[7] -= x[6] ^ 0x0123456789abcdefULL;
455}
456
457
458/****************
459 * Transform the message DATA which consists of 512 bytes (8 words)
460 */
461
462static void tgr192_transform(struct tgr192_ctx *tctx, const u8 * data)
463{
464 u64 a, b, c, aa, bb, cc;
465 u64 x[8];
466 int i;
467
468 for (i = 0; i < 8; i++)
469 x[i] = get_unaligned_le64(data + i * sizeof(__le64));
470
471 /* save */
472 a = aa = tctx->a;
473 b = bb = tctx->b;
474 c = cc = tctx->c;
475
476 tgr192_pass(&a, &b, &c, x, 5);
477 tgr192_key_schedule(x);
478 tgr192_pass(&c, &a, &b, x, 7);
479 tgr192_key_schedule(x);
480 tgr192_pass(&b, &c, &a, x, 9);
481
482
483 /* feedforward */
484 a ^= aa;
485 b -= bb;
486 c += cc;
487 /* store */
488 tctx->a = a;
489 tctx->b = b;
490 tctx->c = c;
491}
492
493static int tgr192_init(struct shash_desc *desc)
494{
495 struct tgr192_ctx *tctx = shash_desc_ctx(desc);
496
497 tctx->a = 0x0123456789abcdefULL;
498 tctx->b = 0xfedcba9876543210ULL;
499 tctx->c = 0xf096a5b4c3b2e187ULL;
500 tctx->nblocks = 0;
501 tctx->count = 0;
502
503 return 0;
504}
505
506
507/* Update the message digest with the contents
508 * of INBUF with length INLEN. */
509static int tgr192_update(struct shash_desc *desc, const u8 *inbuf,
510 unsigned int len)
511{
512 struct tgr192_ctx *tctx = shash_desc_ctx(desc);
513
514 if (tctx->count == 64) { /* flush the buffer */
515 tgr192_transform(tctx, tctx->hash);
516 tctx->count = 0;
517 tctx->nblocks++;
518 }
519 if (!inbuf) {
520 return 0;
521 }
522 if (tctx->count) {
523 for (; len && tctx->count < 64; len--) {
524 tctx->hash[tctx->count++] = *inbuf++;
525 }
526 tgr192_update(desc, NULL, 0);
527 if (!len) {
528 return 0;
529 }
530
531 }
532
533 while (len >= 64) {
534 tgr192_transform(tctx, inbuf);
535 tctx->count = 0;
536 tctx->nblocks++;
537 len -= 64;
538 inbuf += 64;
539 }
540 for (; len && tctx->count < 64; len--) {
541 tctx->hash[tctx->count++] = *inbuf++;
542 }
543
544 return 0;
545}
546
547
548
549/* The routine terminates the computation */
550static int tgr192_final(struct shash_desc *desc, u8 * out)
551{
552 struct tgr192_ctx *tctx = shash_desc_ctx(desc);
553 __be64 *dst = (__be64 *)out;
554 __be64 *be64p;
555 __le32 *le32p;
556 u32 t, msb, lsb;
557
558 tgr192_update(desc, NULL, 0); /* flush */ ;
559
560 msb = 0;
561 t = tctx->nblocks;
562 if ((lsb = t << 6) < t) { /* multiply by 64 to make a byte count */
563 msb++;
564 }
565 msb += t >> 26;
566 t = lsb;
567 if ((lsb = t + tctx->count) < t) { /* add the count */
568 msb++;
569 }
570 t = lsb;
571 if ((lsb = t << 3) < t) { /* multiply by 8 to make a bit count */
572 msb++;
573 }
574 msb += t >> 29;
575
576 if (tctx->count < 56) { /* enough room */
577 tctx->hash[tctx->count++] = 0x01; /* pad */
578 while (tctx->count < 56) {
579 tctx->hash[tctx->count++] = 0; /* pad */
580 }
581 } else { /* need one extra block */
582 tctx->hash[tctx->count++] = 0x01; /* pad character */
583 while (tctx->count < 64) {
584 tctx->hash[tctx->count++] = 0;
585 }
586 tgr192_update(desc, NULL, 0); /* flush */ ;
587 memset(tctx->hash, 0, 56); /* fill next block with zeroes */
588 }
589 /* append the 64 bit count */
590 le32p = (__le32 *)&tctx->hash[56];
591 le32p[0] = cpu_to_le32(lsb);
592 le32p[1] = cpu_to_le32(msb);
593
594 tgr192_transform(tctx, tctx->hash);
595
596 be64p = (__be64 *)tctx->hash;
597 dst[0] = be64p[0] = cpu_to_be64(tctx->a);
598 dst[1] = be64p[1] = cpu_to_be64(tctx->b);
599 dst[2] = be64p[2] = cpu_to_be64(tctx->c);
600
601 return 0;
602}
603
604static int tgr160_final(struct shash_desc *desc, u8 * out)
605{
606 u8 D[64];
607
608 tgr192_final(desc, D);
609 memcpy(out, D, TGR160_DIGEST_SIZE);
610 memzero_explicit(D, TGR192_DIGEST_SIZE);
611
612 return 0;
613}
614
615static int tgr128_final(struct shash_desc *desc, u8 * out)
616{
617 u8 D[64];
618
619 tgr192_final(desc, D);
620 memcpy(out, D, TGR128_DIGEST_SIZE);
621 memzero_explicit(D, TGR192_DIGEST_SIZE);
622
623 return 0;
624}
625
626static struct shash_alg tgr_algs[3] = { {
627 .digestsize = TGR192_DIGEST_SIZE,
628 .init = tgr192_init,
629 .update = tgr192_update,
630 .final = tgr192_final,
631 .descsize = sizeof(struct tgr192_ctx),
632 .base = {
633 .cra_name = "tgr192",
634 .cra_driver_name = "tgr192-generic",
635 .cra_blocksize = TGR192_BLOCK_SIZE,
636 .cra_module = THIS_MODULE,
637 }
638}, {
639 .digestsize = TGR160_DIGEST_SIZE,
640 .init = tgr192_init,
641 .update = tgr192_update,
642 .final = tgr160_final,
643 .descsize = sizeof(struct tgr192_ctx),
644 .base = {
645 .cra_name = "tgr160",
646 .cra_driver_name = "tgr160-generic",
647 .cra_blocksize = TGR192_BLOCK_SIZE,
648 .cra_module = THIS_MODULE,
649 }
650}, {
651 .digestsize = TGR128_DIGEST_SIZE,
652 .init = tgr192_init,
653 .update = tgr192_update,
654 .final = tgr128_final,
655 .descsize = sizeof(struct tgr192_ctx),
656 .base = {
657 .cra_name = "tgr128",
658 .cra_driver_name = "tgr128-generic",
659 .cra_blocksize = TGR192_BLOCK_SIZE,
660 .cra_module = THIS_MODULE,
661 }
662} };
663
664static int __init tgr192_mod_init(void)
665{
666 return crypto_register_shashes(tgr_algs, ARRAY_SIZE(tgr_algs));
667}
668
669static void __exit tgr192_mod_fini(void)
670{
671 crypto_unregister_shashes(tgr_algs, ARRAY_SIZE(tgr_algs));
672}
673
674MODULE_ALIAS_CRYPTO("tgr192");
675MODULE_ALIAS_CRYPTO("tgr160");
676MODULE_ALIAS_CRYPTO("tgr128");
677
678subsys_initcall(tgr192_mod_init);
679module_exit(tgr192_mod_fini);
680
681MODULE_LICENSE("GPL");
682MODULE_DESCRIPTION("Tiger Message Digest Algorithm");