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c555c28d AKR |
1 | /* |
2 | * Cryptographic API. | |
3 | * | |
4 | * RIPEMD-320 - RACE Integrity Primitives Evaluation Message Digest. | |
5 | * | |
6 | * Based on the reference implementation by Antoon Bosselaers, ESAT-COSIC | |
7 | * | |
8 | * Copyright (c) 2008 Adrian-Ken Rueegsegger <rueegsegger (at) swiss-it.ch> | |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify it | |
11 | * under the terms of the GNU General Public License as published by the Free | |
12 | * Software Foundation; either version 2 of the License, or (at your option) | |
13 | * any later version. | |
14 | * | |
15 | */ | |
16 | #include <linux/init.h> | |
17 | #include <linux/module.h> | |
18 | #include <linux/mm.h> | |
19 | #include <linux/crypto.h> | |
20 | #include <linux/cryptohash.h> | |
21 | #include <linux/types.h> | |
22 | #include <asm/byteorder.h> | |
23 | ||
24 | #include "ripemd.h" | |
25 | ||
26 | struct rmd320_ctx { | |
27 | u64 byte_count; | |
28 | u32 state[10]; | |
caee1688 | 29 | __le32 buffer[16]; |
c555c28d AKR |
30 | }; |
31 | ||
32 | #define K1 RMD_K1 | |
33 | #define K2 RMD_K2 | |
34 | #define K3 RMD_K3 | |
35 | #define K4 RMD_K4 | |
36 | #define K5 RMD_K5 | |
37 | #define KK1 RMD_K6 | |
38 | #define KK2 RMD_K7 | |
39 | #define KK3 RMD_K8 | |
40 | #define KK4 RMD_K9 | |
41 | #define KK5 RMD_K1 | |
42 | ||
43 | #define F1(x, y, z) (x ^ y ^ z) /* XOR */ | |
44 | #define F2(x, y, z) (z ^ (x & (y ^ z))) /* x ? y : z */ | |
45 | #define F3(x, y, z) ((x | ~y) ^ z) | |
46 | #define F4(x, y, z) (y ^ (z & (x ^ y))) /* z ? x : y */ | |
47 | #define F5(x, y, z) (x ^ (y | ~z)) | |
48 | ||
49 | #define ROUND(a, b, c, d, e, f, k, x, s) { \ | |
5cdcc22f | 50 | (a) += f((b), (c), (d)) + le32_to_cpup(&(x)) + (k); \ |
c555c28d AKR |
51 | (a) = rol32((a), (s)) + (e); \ |
52 | (c) = rol32((c), 10); \ | |
53 | } | |
54 | ||
caee1688 | 55 | static void rmd320_transform(u32 *state, const __le32 *in) |
c555c28d AKR |
56 | { |
57 | u32 aa, bb, cc, dd, ee, aaa, bbb, ccc, ddd, eee, tmp; | |
58 | ||
59 | /* Initialize left lane */ | |
60 | aa = state[0]; | |
61 | bb = state[1]; | |
62 | cc = state[2]; | |
63 | dd = state[3]; | |
64 | ee = state[4]; | |
65 | ||
66 | /* Initialize right lane */ | |
67 | aaa = state[5]; | |
68 | bbb = state[6]; | |
69 | ccc = state[7]; | |
70 | ddd = state[8]; | |
71 | eee = state[9]; | |
72 | ||
73 | /* round 1: left lane */ | |
74 | ROUND(aa, bb, cc, dd, ee, F1, K1, in[0], 11); | |
75 | ROUND(ee, aa, bb, cc, dd, F1, K1, in[1], 14); | |
76 | ROUND(dd, ee, aa, bb, cc, F1, K1, in[2], 15); | |
77 | ROUND(cc, dd, ee, aa, bb, F1, K1, in[3], 12); | |
78 | ROUND(bb, cc, dd, ee, aa, F1, K1, in[4], 5); | |
79 | ROUND(aa, bb, cc, dd, ee, F1, K1, in[5], 8); | |
80 | ROUND(ee, aa, bb, cc, dd, F1, K1, in[6], 7); | |
81 | ROUND(dd, ee, aa, bb, cc, F1, K1, in[7], 9); | |
82 | ROUND(cc, dd, ee, aa, bb, F1, K1, in[8], 11); | |
83 | ROUND(bb, cc, dd, ee, aa, F1, K1, in[9], 13); | |
84 | ROUND(aa, bb, cc, dd, ee, F1, K1, in[10], 14); | |
85 | ROUND(ee, aa, bb, cc, dd, F1, K1, in[11], 15); | |
86 | ROUND(dd, ee, aa, bb, cc, F1, K1, in[12], 6); | |
87 | ROUND(cc, dd, ee, aa, bb, F1, K1, in[13], 7); | |
88 | ROUND(bb, cc, dd, ee, aa, F1, K1, in[14], 9); | |
89 | ROUND(aa, bb, cc, dd, ee, F1, K1, in[15], 8); | |
90 | ||
91 | /* round 1: right lane */ | |
92 | ROUND(aaa, bbb, ccc, ddd, eee, F5, KK1, in[5], 8); | |
93 | ROUND(eee, aaa, bbb, ccc, ddd, F5, KK1, in[14], 9); | |
94 | ROUND(ddd, eee, aaa, bbb, ccc, F5, KK1, in[7], 9); | |
95 | ROUND(ccc, ddd, eee, aaa, bbb, F5, KK1, in[0], 11); | |
96 | ROUND(bbb, ccc, ddd, eee, aaa, F5, KK1, in[9], 13); | |
97 | ROUND(aaa, bbb, ccc, ddd, eee, F5, KK1, in[2], 15); | |
98 | ROUND(eee, aaa, bbb, ccc, ddd, F5, KK1, in[11], 15); | |
99 | ROUND(ddd, eee, aaa, bbb, ccc, F5, KK1, in[4], 5); | |
100 | ROUND(ccc, ddd, eee, aaa, bbb, F5, KK1, in[13], 7); | |
101 | ROUND(bbb, ccc, ddd, eee, aaa, F5, KK1, in[6], 7); | |
102 | ROUND(aaa, bbb, ccc, ddd, eee, F5, KK1, in[15], 8); | |
103 | ROUND(eee, aaa, bbb, ccc, ddd, F5, KK1, in[8], 11); | |
104 | ROUND(ddd, eee, aaa, bbb, ccc, F5, KK1, in[1], 14); | |
105 | ROUND(ccc, ddd, eee, aaa, bbb, F5, KK1, in[10], 14); | |
106 | ROUND(bbb, ccc, ddd, eee, aaa, F5, KK1, in[3], 12); | |
107 | ROUND(aaa, bbb, ccc, ddd, eee, F5, KK1, in[12], 6); | |
108 | ||
109 | /* Swap contents of "a" registers */ | |
110 | tmp = aa; aa = aaa; aaa = tmp; | |
111 | ||
112 | /* round 2: left lane" */ | |
113 | ROUND(ee, aa, bb, cc, dd, F2, K2, in[7], 7); | |
114 | ROUND(dd, ee, aa, bb, cc, F2, K2, in[4], 6); | |
115 | ROUND(cc, dd, ee, aa, bb, F2, K2, in[13], 8); | |
116 | ROUND(bb, cc, dd, ee, aa, F2, K2, in[1], 13); | |
117 | ROUND(aa, bb, cc, dd, ee, F2, K2, in[10], 11); | |
118 | ROUND(ee, aa, bb, cc, dd, F2, K2, in[6], 9); | |
119 | ROUND(dd, ee, aa, bb, cc, F2, K2, in[15], 7); | |
120 | ROUND(cc, dd, ee, aa, bb, F2, K2, in[3], 15); | |
121 | ROUND(bb, cc, dd, ee, aa, F2, K2, in[12], 7); | |
122 | ROUND(aa, bb, cc, dd, ee, F2, K2, in[0], 12); | |
123 | ROUND(ee, aa, bb, cc, dd, F2, K2, in[9], 15); | |
124 | ROUND(dd, ee, aa, bb, cc, F2, K2, in[5], 9); | |
125 | ROUND(cc, dd, ee, aa, bb, F2, K2, in[2], 11); | |
126 | ROUND(bb, cc, dd, ee, aa, F2, K2, in[14], 7); | |
127 | ROUND(aa, bb, cc, dd, ee, F2, K2, in[11], 13); | |
128 | ROUND(ee, aa, bb, cc, dd, F2, K2, in[8], 12); | |
129 | ||
130 | /* round 2: right lane */ | |
131 | ROUND(eee, aaa, bbb, ccc, ddd, F4, KK2, in[6], 9); | |
132 | ROUND(ddd, eee, aaa, bbb, ccc, F4, KK2, in[11], 13); | |
133 | ROUND(ccc, ddd, eee, aaa, bbb, F4, KK2, in[3], 15); | |
134 | ROUND(bbb, ccc, ddd, eee, aaa, F4, KK2, in[7], 7); | |
135 | ROUND(aaa, bbb, ccc, ddd, eee, F4, KK2, in[0], 12); | |
136 | ROUND(eee, aaa, bbb, ccc, ddd, F4, KK2, in[13], 8); | |
137 | ROUND(ddd, eee, aaa, bbb, ccc, F4, KK2, in[5], 9); | |
138 | ROUND(ccc, ddd, eee, aaa, bbb, F4, KK2, in[10], 11); | |
139 | ROUND(bbb, ccc, ddd, eee, aaa, F4, KK2, in[14], 7); | |
140 | ROUND(aaa, bbb, ccc, ddd, eee, F4, KK2, in[15], 7); | |
141 | ROUND(eee, aaa, bbb, ccc, ddd, F4, KK2, in[8], 12); | |
142 | ROUND(ddd, eee, aaa, bbb, ccc, F4, KK2, in[12], 7); | |
143 | ROUND(ccc, ddd, eee, aaa, bbb, F4, KK2, in[4], 6); | |
144 | ROUND(bbb, ccc, ddd, eee, aaa, F4, KK2, in[9], 15); | |
145 | ROUND(aaa, bbb, ccc, ddd, eee, F4, KK2, in[1], 13); | |
146 | ROUND(eee, aaa, bbb, ccc, ddd, F4, KK2, in[2], 11); | |
147 | ||
148 | /* Swap contents of "b" registers */ | |
149 | tmp = bb; bb = bbb; bbb = tmp; | |
150 | ||
151 | /* round 3: left lane" */ | |
152 | ROUND(dd, ee, aa, bb, cc, F3, K3, in[3], 11); | |
153 | ROUND(cc, dd, ee, aa, bb, F3, K3, in[10], 13); | |
154 | ROUND(bb, cc, dd, ee, aa, F3, K3, in[14], 6); | |
155 | ROUND(aa, bb, cc, dd, ee, F3, K3, in[4], 7); | |
156 | ROUND(ee, aa, bb, cc, dd, F3, K3, in[9], 14); | |
157 | ROUND(dd, ee, aa, bb, cc, F3, K3, in[15], 9); | |
158 | ROUND(cc, dd, ee, aa, bb, F3, K3, in[8], 13); | |
159 | ROUND(bb, cc, dd, ee, aa, F3, K3, in[1], 15); | |
160 | ROUND(aa, bb, cc, dd, ee, F3, K3, in[2], 14); | |
161 | ROUND(ee, aa, bb, cc, dd, F3, K3, in[7], 8); | |
162 | ROUND(dd, ee, aa, bb, cc, F3, K3, in[0], 13); | |
163 | ROUND(cc, dd, ee, aa, bb, F3, K3, in[6], 6); | |
164 | ROUND(bb, cc, dd, ee, aa, F3, K3, in[13], 5); | |
165 | ROUND(aa, bb, cc, dd, ee, F3, K3, in[11], 12); | |
166 | ROUND(ee, aa, bb, cc, dd, F3, K3, in[5], 7); | |
167 | ROUND(dd, ee, aa, bb, cc, F3, K3, in[12], 5); | |
168 | ||
169 | /* round 3: right lane */ | |
170 | ROUND(ddd, eee, aaa, bbb, ccc, F3, KK3, in[15], 9); | |
171 | ROUND(ccc, ddd, eee, aaa, bbb, F3, KK3, in[5], 7); | |
172 | ROUND(bbb, ccc, ddd, eee, aaa, F3, KK3, in[1], 15); | |
173 | ROUND(aaa, bbb, ccc, ddd, eee, F3, KK3, in[3], 11); | |
174 | ROUND(eee, aaa, bbb, ccc, ddd, F3, KK3, in[7], 8); | |
175 | ROUND(ddd, eee, aaa, bbb, ccc, F3, KK3, in[14], 6); | |
176 | ROUND(ccc, ddd, eee, aaa, bbb, F3, KK3, in[6], 6); | |
177 | ROUND(bbb, ccc, ddd, eee, aaa, F3, KK3, in[9], 14); | |
178 | ROUND(aaa, bbb, ccc, ddd, eee, F3, KK3, in[11], 12); | |
179 | ROUND(eee, aaa, bbb, ccc, ddd, F3, KK3, in[8], 13); | |
180 | ROUND(ddd, eee, aaa, bbb, ccc, F3, KK3, in[12], 5); | |
181 | ROUND(ccc, ddd, eee, aaa, bbb, F3, KK3, in[2], 14); | |
182 | ROUND(bbb, ccc, ddd, eee, aaa, F3, KK3, in[10], 13); | |
183 | ROUND(aaa, bbb, ccc, ddd, eee, F3, KK3, in[0], 13); | |
184 | ROUND(eee, aaa, bbb, ccc, ddd, F3, KK3, in[4], 7); | |
185 | ROUND(ddd, eee, aaa, bbb, ccc, F3, KK3, in[13], 5); | |
186 | ||
187 | /* Swap contents of "c" registers */ | |
188 | tmp = cc; cc = ccc; ccc = tmp; | |
189 | ||
190 | /* round 4: left lane" */ | |
191 | ROUND(cc, dd, ee, aa, bb, F4, K4, in[1], 11); | |
192 | ROUND(bb, cc, dd, ee, aa, F4, K4, in[9], 12); | |
193 | ROUND(aa, bb, cc, dd, ee, F4, K4, in[11], 14); | |
194 | ROUND(ee, aa, bb, cc, dd, F4, K4, in[10], 15); | |
195 | ROUND(dd, ee, aa, bb, cc, F4, K4, in[0], 14); | |
196 | ROUND(cc, dd, ee, aa, bb, F4, K4, in[8], 15); | |
197 | ROUND(bb, cc, dd, ee, aa, F4, K4, in[12], 9); | |
198 | ROUND(aa, bb, cc, dd, ee, F4, K4, in[4], 8); | |
199 | ROUND(ee, aa, bb, cc, dd, F4, K4, in[13], 9); | |
200 | ROUND(dd, ee, aa, bb, cc, F4, K4, in[3], 14); | |
201 | ROUND(cc, dd, ee, aa, bb, F4, K4, in[7], 5); | |
202 | ROUND(bb, cc, dd, ee, aa, F4, K4, in[15], 6); | |
203 | ROUND(aa, bb, cc, dd, ee, F4, K4, in[14], 8); | |
204 | ROUND(ee, aa, bb, cc, dd, F4, K4, in[5], 6); | |
205 | ROUND(dd, ee, aa, bb, cc, F4, K4, in[6], 5); | |
206 | ROUND(cc, dd, ee, aa, bb, F4, K4, in[2], 12); | |
207 | ||
208 | /* round 4: right lane */ | |
209 | ROUND(ccc, ddd, eee, aaa, bbb, F2, KK4, in[8], 15); | |
210 | ROUND(bbb, ccc, ddd, eee, aaa, F2, KK4, in[6], 5); | |
211 | ROUND(aaa, bbb, ccc, ddd, eee, F2, KK4, in[4], 8); | |
212 | ROUND(eee, aaa, bbb, ccc, ddd, F2, KK4, in[1], 11); | |
213 | ROUND(ddd, eee, aaa, bbb, ccc, F2, KK4, in[3], 14); | |
214 | ROUND(ccc, ddd, eee, aaa, bbb, F2, KK4, in[11], 14); | |
215 | ROUND(bbb, ccc, ddd, eee, aaa, F2, KK4, in[15], 6); | |
216 | ROUND(aaa, bbb, ccc, ddd, eee, F2, KK4, in[0], 14); | |
217 | ROUND(eee, aaa, bbb, ccc, ddd, F2, KK4, in[5], 6); | |
218 | ROUND(ddd, eee, aaa, bbb, ccc, F2, KK4, in[12], 9); | |
219 | ROUND(ccc, ddd, eee, aaa, bbb, F2, KK4, in[2], 12); | |
220 | ROUND(bbb, ccc, ddd, eee, aaa, F2, KK4, in[13], 9); | |
221 | ROUND(aaa, bbb, ccc, ddd, eee, F2, KK4, in[9], 12); | |
222 | ROUND(eee, aaa, bbb, ccc, ddd, F2, KK4, in[7], 5); | |
223 | ROUND(ddd, eee, aaa, bbb, ccc, F2, KK4, in[10], 15); | |
224 | ROUND(ccc, ddd, eee, aaa, bbb, F2, KK4, in[14], 8); | |
225 | ||
226 | /* Swap contents of "d" registers */ | |
227 | tmp = dd; dd = ddd; ddd = tmp; | |
228 | ||
229 | /* round 5: left lane" */ | |
230 | ROUND(bb, cc, dd, ee, aa, F5, K5, in[4], 9); | |
231 | ROUND(aa, bb, cc, dd, ee, F5, K5, in[0], 15); | |
232 | ROUND(ee, aa, bb, cc, dd, F5, K5, in[5], 5); | |
233 | ROUND(dd, ee, aa, bb, cc, F5, K5, in[9], 11); | |
234 | ROUND(cc, dd, ee, aa, bb, F5, K5, in[7], 6); | |
235 | ROUND(bb, cc, dd, ee, aa, F5, K5, in[12], 8); | |
236 | ROUND(aa, bb, cc, dd, ee, F5, K5, in[2], 13); | |
237 | ROUND(ee, aa, bb, cc, dd, F5, K5, in[10], 12); | |
238 | ROUND(dd, ee, aa, bb, cc, F5, K5, in[14], 5); | |
239 | ROUND(cc, dd, ee, aa, bb, F5, K5, in[1], 12); | |
240 | ROUND(bb, cc, dd, ee, aa, F5, K5, in[3], 13); | |
241 | ROUND(aa, bb, cc, dd, ee, F5, K5, in[8], 14); | |
242 | ROUND(ee, aa, bb, cc, dd, F5, K5, in[11], 11); | |
243 | ROUND(dd, ee, aa, bb, cc, F5, K5, in[6], 8); | |
244 | ROUND(cc, dd, ee, aa, bb, F5, K5, in[15], 5); | |
245 | ROUND(bb, cc, dd, ee, aa, F5, K5, in[13], 6); | |
246 | ||
247 | /* round 5: right lane */ | |
248 | ROUND(bbb, ccc, ddd, eee, aaa, F1, KK5, in[12], 8); | |
249 | ROUND(aaa, bbb, ccc, ddd, eee, F1, KK5, in[15], 5); | |
250 | ROUND(eee, aaa, bbb, ccc, ddd, F1, KK5, in[10], 12); | |
251 | ROUND(ddd, eee, aaa, bbb, ccc, F1, KK5, in[4], 9); | |
252 | ROUND(ccc, ddd, eee, aaa, bbb, F1, KK5, in[1], 12); | |
253 | ROUND(bbb, ccc, ddd, eee, aaa, F1, KK5, in[5], 5); | |
254 | ROUND(aaa, bbb, ccc, ddd, eee, F1, KK5, in[8], 14); | |
255 | ROUND(eee, aaa, bbb, ccc, ddd, F1, KK5, in[7], 6); | |
256 | ROUND(ddd, eee, aaa, bbb, ccc, F1, KK5, in[6], 8); | |
257 | ROUND(ccc, ddd, eee, aaa, bbb, F1, KK5, in[2], 13); | |
258 | ROUND(bbb, ccc, ddd, eee, aaa, F1, KK5, in[13], 6); | |
259 | ROUND(aaa, bbb, ccc, ddd, eee, F1, KK5, in[14], 5); | |
260 | ROUND(eee, aaa, bbb, ccc, ddd, F1, KK5, in[0], 15); | |
261 | ROUND(ddd, eee, aaa, bbb, ccc, F1, KK5, in[3], 13); | |
262 | ROUND(ccc, ddd, eee, aaa, bbb, F1, KK5, in[9], 11); | |
263 | ROUND(bbb, ccc, ddd, eee, aaa, F1, KK5, in[11], 11); | |
264 | ||
265 | /* Swap contents of "e" registers */ | |
266 | tmp = ee; ee = eee; eee = tmp; | |
267 | ||
268 | /* combine results */ | |
269 | state[0] += aa; | |
270 | state[1] += bb; | |
271 | state[2] += cc; | |
272 | state[3] += dd; | |
273 | state[4] += ee; | |
274 | state[5] += aaa; | |
275 | state[6] += bbb; | |
276 | state[7] += ccc; | |
277 | state[8] += ddd; | |
278 | state[9] += eee; | |
279 | ||
280 | return; | |
281 | } | |
282 | ||
c555c28d AKR |
283 | static void rmd320_init(struct crypto_tfm *tfm) |
284 | { | |
285 | struct rmd320_ctx *rctx = crypto_tfm_ctx(tfm); | |
286 | ||
287 | rctx->byte_count = 0; | |
288 | ||
289 | rctx->state[0] = RMD_H0; | |
290 | rctx->state[1] = RMD_H1; | |
291 | rctx->state[2] = RMD_H2; | |
292 | rctx->state[3] = RMD_H3; | |
293 | rctx->state[4] = RMD_H4; | |
294 | rctx->state[5] = RMD_H5; | |
295 | rctx->state[6] = RMD_H6; | |
296 | rctx->state[7] = RMD_H7; | |
297 | rctx->state[8] = RMD_H8; | |
298 | rctx->state[9] = RMD_H9; | |
299 | ||
300 | memset(rctx->buffer, 0, sizeof(rctx->buffer)); | |
301 | } | |
302 | ||
303 | static void rmd320_update(struct crypto_tfm *tfm, const u8 *data, | |
304 | unsigned int len) | |
305 | { | |
306 | struct rmd320_ctx *rctx = crypto_tfm_ctx(tfm); | |
307 | const u32 avail = sizeof(rctx->buffer) - (rctx->byte_count & 0x3f); | |
308 | ||
309 | rctx->byte_count += len; | |
310 | ||
311 | /* Enough space in buffer? If so copy and we're done */ | |
312 | if (avail > len) { | |
313 | memcpy((char *)rctx->buffer + (sizeof(rctx->buffer) - avail), | |
314 | data, len); | |
315 | return; | |
316 | } | |
317 | ||
318 | memcpy((char *)rctx->buffer + (sizeof(rctx->buffer) - avail), | |
319 | data, avail); | |
320 | ||
feedfdaa | 321 | rmd320_transform(rctx->state, rctx->buffer); |
c555c28d AKR |
322 | data += avail; |
323 | len -= avail; | |
324 | ||
325 | while (len >= sizeof(rctx->buffer)) { | |
326 | memcpy(rctx->buffer, data, sizeof(rctx->buffer)); | |
feedfdaa | 327 | rmd320_transform(rctx->state, rctx->buffer); |
c555c28d AKR |
328 | data += sizeof(rctx->buffer); |
329 | len -= sizeof(rctx->buffer); | |
330 | } | |
331 | ||
332 | memcpy(rctx->buffer, data, len); | |
333 | } | |
334 | ||
335 | /* Add padding and return the message digest. */ | |
336 | static void rmd320_final(struct crypto_tfm *tfm, u8 *out) | |
337 | { | |
338 | struct rmd320_ctx *rctx = crypto_tfm_ctx(tfm); | |
feedfdaa | 339 | u32 i, index, padlen; |
caee1688 HH |
340 | __le64 bits; |
341 | __le32 *dst = (__le32 *)out; | |
c555c28d | 342 | static const u8 padding[64] = { 0x80, }; |
feedfdaa AKR |
343 | |
344 | bits = cpu_to_le64(rctx->byte_count << 3); | |
c555c28d AKR |
345 | |
346 | /* Pad out to 56 mod 64 */ | |
347 | index = rctx->byte_count & 0x3f; | |
348 | padlen = (index < 56) ? (56 - index) : ((64+56) - index); | |
349 | rmd320_update(tfm, padding, padlen); | |
350 | ||
351 | /* Append length */ | |
352 | rmd320_update(tfm, (const u8 *)&bits, sizeof(bits)); | |
353 | ||
354 | /* Store state in digest */ | |
feedfdaa | 355 | for (i = 0; i < 10; i++) |
5cdcc22f | 356 | dst[i] = cpu_to_le32p(&rctx->state[i]); |
c555c28d AKR |
357 | |
358 | /* Wipe context */ | |
359 | memset(rctx, 0, sizeof(*rctx)); | |
360 | } | |
361 | ||
362 | static struct crypto_alg alg = { | |
363 | .cra_name = "rmd320", | |
364 | .cra_driver_name = "rmd320", | |
365 | .cra_flags = CRYPTO_ALG_TYPE_DIGEST, | |
366 | .cra_blocksize = RMD320_BLOCK_SIZE, | |
367 | .cra_ctxsize = sizeof(struct rmd320_ctx), | |
368 | .cra_module = THIS_MODULE, | |
369 | .cra_list = LIST_HEAD_INIT(alg.cra_list), | |
370 | .cra_u = { .digest = { | |
371 | .dia_digestsize = RMD320_DIGEST_SIZE, | |
372 | .dia_init = rmd320_init, | |
373 | .dia_update = rmd320_update, | |
374 | .dia_final = rmd320_final } } | |
375 | }; | |
376 | ||
377 | static int __init rmd320_mod_init(void) | |
378 | { | |
379 | return crypto_register_alg(&alg); | |
380 | } | |
381 | ||
382 | static void __exit rmd320_mod_fini(void) | |
383 | { | |
384 | crypto_unregister_alg(&alg); | |
385 | } | |
386 | ||
387 | module_init(rmd320_mod_init); | |
388 | module_exit(rmd320_mod_fini); | |
389 | ||
390 | MODULE_LICENSE("GPL"); | |
391 | MODULE_DESCRIPTION("RIPEMD-320 Message Digest"); | |
392 | ||
393 | MODULE_ALIAS("rmd320"); |