Blame view
crypto/sha256_generic.c
12.1 KB
1da177e4c Linux-2.6.12-rc2 |
1 2 3 4 |
/* * Cryptographic API. * * SHA-256, as specified in |
8c882f641 crypto: Fix dead ... |
5 |
* http://csrc.nist.gov/groups/STM/cavp/documents/shs/sha256-384-512.pdf |
1da177e4c Linux-2.6.12-rc2 |
6 7 8 9 10 11 |
* * SHA-256 code by Jean-Luc Cooke <jlcooke@certainkey.com>. * * Copyright (c) Jean-Luc Cooke <jlcooke@certainkey.com> * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk> * Copyright (c) 2002 James Morris <jmorris@intercode.com.au> |
cd12fb906 [CRYPTO] sha256-g... |
12 |
* SHA224 Support Copyright 2007 Intel Corporation <jonathan.lynch@intel.com> |
1da177e4c Linux-2.6.12-rc2 |
13 14 15 16 17 18 19 |
* * 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. * */ |
50e109b5b crypto: sha256 - ... |
20 |
#include <crypto/internal/hash.h> |
1da177e4c Linux-2.6.12-rc2 |
21 22 23 |
#include <linux/init.h> #include <linux/module.h> #include <linux/mm.h> |
06ace7a9b [CRYPTO] Use stan... |
24 |
#include <linux/types.h> |
5265eeb2b [CRYPTO] sha: Add... |
25 |
#include <crypto/sha.h> |
1da177e4c Linux-2.6.12-rc2 |
26 |
#include <asm/byteorder.h> |
1da177e4c Linux-2.6.12-rc2 |
27 28 29 30 31 32 33 34 35 36 37 38 39 40 |
static inline u32 Ch(u32 x, u32 y, u32 z) { return z ^ (x & (y ^ z)); } static inline u32 Maj(u32 x, u32 y, u32 z) { return (x & y) | (z & (x | y)); } #define e0(x) (ror32(x, 2) ^ ror32(x,13) ^ ror32(x,22)) #define e1(x) (ror32(x, 6) ^ ror32(x,11) ^ ror32(x,25)) #define s0(x) (ror32(x, 7) ^ ror32(x,18) ^ (x >> 3)) #define s1(x) (ror32(x,17) ^ ror32(x,19) ^ (x >> 10)) |
1da177e4c Linux-2.6.12-rc2 |
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 |
static inline void LOAD_OP(int I, u32 *W, const u8 *input) { W[I] = __be32_to_cpu( ((__be32*)(input))[I] ); } static inline void BLEND_OP(int I, u32 *W) { W[I] = s1(W[I-2]) + W[I-7] + s0(W[I-15]) + W[I-16]; } static void sha256_transform(u32 *state, const u8 *input) { u32 a, b, c, d, e, f, g, h, t1, t2; u32 W[64]; int i; /* load the input */ for (i = 0; i < 16; i++) LOAD_OP(i, W, input); /* now blend */ for (i = 16; i < 64; i++) BLEND_OP(i, W); |
50e109b5b crypto: sha256 - ... |
64 |
|
1da177e4c Linux-2.6.12-rc2 |
65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 |
/* load the state into our registers */ a=state[0]; b=state[1]; c=state[2]; d=state[3]; e=state[4]; f=state[5]; g=state[6]; h=state[7]; /* now iterate */ t1 = h + e1(e) + Ch(e,f,g) + 0x428a2f98 + W[ 0]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0x71374491 + W[ 1]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0xb5c0fbcf + W[ 2]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0xe9b5dba5 + W[ 3]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0x3956c25b + W[ 4]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0x59f111f1 + W[ 5]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0x923f82a4 + W[ 6]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0xab1c5ed5 + W[ 7]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; t1 = h + e1(e) + Ch(e,f,g) + 0xd807aa98 + W[ 8]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0x12835b01 + W[ 9]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0x243185be + W[10]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0x550c7dc3 + W[11]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0x72be5d74 + W[12]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0x80deb1fe + W[13]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0x9bdc06a7 + W[14]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0xc19bf174 + W[15]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; t1 = h + e1(e) + Ch(e,f,g) + 0xe49b69c1 + W[16]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0xefbe4786 + W[17]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0x0fc19dc6 + W[18]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0x240ca1cc + W[19]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0x2de92c6f + W[20]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0x4a7484aa + W[21]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0x5cb0a9dc + W[22]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0x76f988da + W[23]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; t1 = h + e1(e) + Ch(e,f,g) + 0x983e5152 + W[24]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0xa831c66d + W[25]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0xb00327c8 + W[26]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0xbf597fc7 + W[27]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0xc6e00bf3 + W[28]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0xd5a79147 + W[29]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0x06ca6351 + W[30]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0x14292967 + W[31]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; t1 = h + e1(e) + Ch(e,f,g) + 0x27b70a85 + W[32]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0x2e1b2138 + W[33]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0x4d2c6dfc + W[34]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0x53380d13 + W[35]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0x650a7354 + W[36]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0x766a0abb + W[37]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0x81c2c92e + W[38]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0x92722c85 + W[39]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; t1 = h + e1(e) + Ch(e,f,g) + 0xa2bfe8a1 + W[40]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0xa81a664b + W[41]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0xc24b8b70 + W[42]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0xc76c51a3 + W[43]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0xd192e819 + W[44]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0xd6990624 + W[45]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0xf40e3585 + W[46]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0x106aa070 + W[47]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; t1 = h + e1(e) + Ch(e,f,g) + 0x19a4c116 + W[48]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0x1e376c08 + W[49]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0x2748774c + W[50]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0x34b0bcb5 + W[51]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0x391c0cb3 + W[52]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0x4ed8aa4a + W[53]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0x5b9cca4f + W[54]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0x682e6ff3 + W[55]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; t1 = h + e1(e) + Ch(e,f,g) + 0x748f82ee + W[56]; t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2; t1 = g + e1(d) + Ch(d,e,f) + 0x78a5636f + W[57]; t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2; t1 = f + e1(c) + Ch(c,d,e) + 0x84c87814 + W[58]; t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2; t1 = e + e1(b) + Ch(b,c,d) + 0x8cc70208 + W[59]; t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2; t1 = d + e1(a) + Ch(a,b,c) + 0x90befffa + W[60]; t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2; t1 = c + e1(h) + Ch(h,a,b) + 0xa4506ceb + W[61]; t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2; t1 = b + e1(g) + Ch(g,h,a) + 0xbef9a3f7 + W[62]; t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2; t1 = a + e1(f) + Ch(f,g,h) + 0xc67178f2 + W[63]; t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2; state[0] += a; state[1] += b; state[2] += c; state[3] += d; state[4] += e; state[5] += f; state[6] += g; state[7] += h; /* clear any sensitive info... */ a = b = c = d = e = f = g = h = t1 = t2 = 0; memset(W, 0, 64 * sizeof(u32)); } |
cd12fb906 [CRYPTO] sha256-g... |
213 |
|
50e109b5b crypto: sha256 - ... |
214 |
static int sha224_init(struct shash_desc *desc) |
cd12fb906 [CRYPTO] sha256-g... |
215 |
{ |
9b2fda7b9 crypto: sha256_ge... |
216 |
struct sha256_state *sctx = shash_desc_ctx(desc); |
cd12fb906 [CRYPTO] sha256-g... |
217 218 219 220 221 222 223 224 |
sctx->state[0] = SHA224_H0; sctx->state[1] = SHA224_H1; sctx->state[2] = SHA224_H2; sctx->state[3] = SHA224_H3; sctx->state[4] = SHA224_H4; sctx->state[5] = SHA224_H5; sctx->state[6] = SHA224_H6; sctx->state[7] = SHA224_H7; |
3d4d277cf crypto: sha256_ge... |
225 |
sctx->count = 0; |
50e109b5b crypto: sha256 - ... |
226 227 |
return 0; |
cd12fb906 [CRYPTO] sha256-g... |
228 |
} |
50e109b5b crypto: sha256 - ... |
229 |
static int sha256_init(struct shash_desc *desc) |
1da177e4c Linux-2.6.12-rc2 |
230 |
{ |
9b2fda7b9 crypto: sha256_ge... |
231 |
struct sha256_state *sctx = shash_desc_ctx(desc); |
5265eeb2b [CRYPTO] sha: Add... |
232 233 234 235 236 237 238 239 |
sctx->state[0] = SHA256_H0; sctx->state[1] = SHA256_H1; sctx->state[2] = SHA256_H2; sctx->state[3] = SHA256_H3; sctx->state[4] = SHA256_H4; sctx->state[5] = SHA256_H5; sctx->state[6] = SHA256_H6; sctx->state[7] = SHA256_H7; |
3d4d277cf crypto: sha256_ge... |
240 |
sctx->count = 0; |
50e109b5b crypto: sha256 - ... |
241 242 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
243 |
} |
35d2c9d0c crypto: sha256 - ... |
244 |
int crypto_sha256_update(struct shash_desc *desc, const u8 *data, |
6c2bb98bc [CRYPTO] all: Pas... |
245 |
unsigned int len) |
1da177e4c Linux-2.6.12-rc2 |
246 |
{ |
9b2fda7b9 crypto: sha256_ge... |
247 |
struct sha256_state *sctx = shash_desc_ctx(desc); |
3d4d277cf crypto: sha256_ge... |
248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 |
unsigned int partial, done; const u8 *src; partial = sctx->count & 0x3f; sctx->count += len; done = 0; src = data; if ((partial + len) > 63) { if (partial) { done = -partial; memcpy(sctx->buf + partial, data, done + 64); src = sctx->buf; } do { sha256_transform(sctx->state, src); done += 64; src = data + done; } while (done + 63 < len); partial = 0; |
1da177e4c Linux-2.6.12-rc2 |
270 |
} |
3d4d277cf crypto: sha256_ge... |
271 |
memcpy(sctx->buf + partial, src, len - done); |
50e109b5b crypto: sha256 - ... |
272 273 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
274 |
} |
35d2c9d0c crypto: sha256 - ... |
275 |
EXPORT_SYMBOL(crypto_sha256_update); |
1da177e4c Linux-2.6.12-rc2 |
276 |
|
50e109b5b crypto: sha256 - ... |
277 |
static int sha256_final(struct shash_desc *desc, u8 *out) |
1da177e4c Linux-2.6.12-rc2 |
278 |
{ |
9b2fda7b9 crypto: sha256_ge... |
279 |
struct sha256_state *sctx = shash_desc_ctx(desc); |
06ace7a9b [CRYPTO] Use stan... |
280 |
__be32 *dst = (__be32 *)out; |
3d4d277cf crypto: sha256_ge... |
281 |
__be64 bits; |
06ace7a9b [CRYPTO] Use stan... |
282 283 |
unsigned int index, pad_len; int i; |
1da177e4c Linux-2.6.12-rc2 |
284 285 286 |
static const u8 padding[64] = { 0x80, }; /* Save number of bits */ |
3d4d277cf crypto: sha256_ge... |
287 |
bits = cpu_to_be64(sctx->count << 3); |
1da177e4c Linux-2.6.12-rc2 |
288 289 |
/* Pad out to 56 mod 64. */ |
3d4d277cf crypto: sha256_ge... |
290 |
index = sctx->count & 0x3f; |
1da177e4c Linux-2.6.12-rc2 |
291 |
pad_len = (index < 56) ? (56 - index) : ((64+56) - index); |
35d2c9d0c crypto: sha256 - ... |
292 |
crypto_sha256_update(desc, padding, pad_len); |
1da177e4c Linux-2.6.12-rc2 |
293 294 |
/* Append length (before padding) */ |
35d2c9d0c crypto: sha256 - ... |
295 |
crypto_sha256_update(desc, (const u8 *)&bits, sizeof(bits)); |
1da177e4c Linux-2.6.12-rc2 |
296 297 |
/* Store state in digest */ |
06ace7a9b [CRYPTO] Use stan... |
298 299 |
for (i = 0; i < 8; i++) dst[i] = cpu_to_be32(sctx->state[i]); |
1da177e4c Linux-2.6.12-rc2 |
300 301 302 |
/* Zeroize sensitive information. */ memset(sctx, 0, sizeof(*sctx)); |
50e109b5b crypto: sha256 - ... |
303 304 |
return 0; |
1da177e4c Linux-2.6.12-rc2 |
305 |
} |
50e109b5b crypto: sha256 - ... |
306 |
static int sha224_final(struct shash_desc *desc, u8 *hash) |
cd12fb906 [CRYPTO] sha256-g... |
307 308 |
{ u8 D[SHA256_DIGEST_SIZE]; |
50e109b5b crypto: sha256 - ... |
309 |
sha256_final(desc, D); |
cd12fb906 [CRYPTO] sha256-g... |
310 311 312 |
memcpy(hash, D, SHA224_DIGEST_SIZE); memset(D, 0, SHA256_DIGEST_SIZE); |
50e109b5b crypto: sha256 - ... |
313 314 |
return 0; |
cd12fb906 [CRYPTO] sha256-g... |
315 |
} |
1da177e4c Linux-2.6.12-rc2 |
316 |
|
9b2fda7b9 crypto: sha256_ge... |
317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 |
static int sha256_export(struct shash_desc *desc, void *out) { struct sha256_state *sctx = shash_desc_ctx(desc); memcpy(out, sctx, sizeof(*sctx)); return 0; } static int sha256_import(struct shash_desc *desc, const void *in) { struct sha256_state *sctx = shash_desc_ctx(desc); memcpy(sctx, in, sizeof(*sctx)); return 0; } |
6aeb49bc5 crypto: sha256 - ... |
332 |
static struct shash_alg sha256_algs[2] = { { |
50e109b5b crypto: sha256 - ... |
333 334 |
.digestsize = SHA256_DIGEST_SIZE, .init = sha256_init, |
35d2c9d0c crypto: sha256 - ... |
335 |
.update = crypto_sha256_update, |
50e109b5b crypto: sha256 - ... |
336 |
.final = sha256_final, |
9b2fda7b9 crypto: sha256_ge... |
337 338 339 340 |
.export = sha256_export, .import = sha256_import, .descsize = sizeof(struct sha256_state), .statesize = sizeof(struct sha256_state), |
50e109b5b crypto: sha256 - ... |
341 342 343 344 345 346 347 |
.base = { .cra_name = "sha256", .cra_driver_name= "sha256-generic", .cra_flags = CRYPTO_ALG_TYPE_SHASH, .cra_blocksize = SHA256_BLOCK_SIZE, .cra_module = THIS_MODULE, } |
6aeb49bc5 crypto: sha256 - ... |
348 |
}, { |
50e109b5b crypto: sha256 - ... |
349 350 |
.digestsize = SHA224_DIGEST_SIZE, .init = sha224_init, |
35d2c9d0c crypto: sha256 - ... |
351 |
.update = crypto_sha256_update, |
50e109b5b crypto: sha256 - ... |
352 |
.final = sha224_final, |
9b2fda7b9 crypto: sha256_ge... |
353 |
.descsize = sizeof(struct sha256_state), |
50e109b5b crypto: sha256 - ... |
354 355 356 357 358 359 360 |
.base = { .cra_name = "sha224", .cra_driver_name= "sha224-generic", .cra_flags = CRYPTO_ALG_TYPE_SHASH, .cra_blocksize = SHA224_BLOCK_SIZE, .cra_module = THIS_MODULE, } |
6aeb49bc5 crypto: sha256 - ... |
361 |
} }; |
1da177e4c Linux-2.6.12-rc2 |
362 |
|
3af5b90bd [CRYPTO] all: Cle... |
363 |
static int __init sha256_generic_mod_init(void) |
1da177e4c Linux-2.6.12-rc2 |
364 |
{ |
6aeb49bc5 crypto: sha256 - ... |
365 |
return crypto_register_shashes(sha256_algs, ARRAY_SIZE(sha256_algs)); |
1da177e4c Linux-2.6.12-rc2 |
366 |
} |
3af5b90bd [CRYPTO] all: Cle... |
367 |
static void __exit sha256_generic_mod_fini(void) |
1da177e4c Linux-2.6.12-rc2 |
368 |
{ |
6aeb49bc5 crypto: sha256 - ... |
369 |
crypto_unregister_shashes(sha256_algs, ARRAY_SIZE(sha256_algs)); |
1da177e4c Linux-2.6.12-rc2 |
370 |
} |
3af5b90bd [CRYPTO] all: Cle... |
371 372 |
module_init(sha256_generic_mod_init); module_exit(sha256_generic_mod_fini); |
1da177e4c Linux-2.6.12-rc2 |
373 374 |
MODULE_LICENSE("GPL"); |
cd12fb906 [CRYPTO] sha256-g... |
375 |
MODULE_DESCRIPTION("SHA-224 and SHA-256 Secure Hash Algorithm"); |
b3be9a6d9 [CRYPTO] sha: Add... |
376 |
|
cd12fb906 [CRYPTO] sha256-g... |
377 |
MODULE_ALIAS("sha224"); |
ad5d27899 [CRYPTO] sha: Loa... |
378 |
MODULE_ALIAS("sha256"); |