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authorHerbert Xu <herbert@gondor.apana.org.au>2008-06-02 07:30:38 -0400
committerHerbert Xu <herbert@gondor.apana.org.au>2008-07-10 08:35:15 -0400
commit5cdcc22f25b0766fe16d5dd8e3b2efc91fa4da6e (patch)
tree90078f745a3cf28efdc32db030c3505e06c3c74a /crypto/rmd256.c
parent0936a944068ef68f8b19f437e03f4654c29f2423 (diff)
[CRYPTO] rmd: Use pointer form of endian swapping operations
This patch converts the relevant code in the rmd implementations to use the pointer form of the endian swapping operations. This allows certain architectures to generate more optimised code. For example, on sparc64 this more than halves the CPU cycles on a typical hashing operation. Based on a patch by David Miller. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'crypto/rmd256.c')
-rw-r--r--crypto/rmd256.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/crypto/rmd256.c b/crypto/rmd256.c
index 88f2203751ae..b08852690706 100644
--- a/crypto/rmd256.c
+++ b/crypto/rmd256.c
@@ -44,7 +44,7 @@ struct rmd256_ctx {
44#define F4(x, y, z) (y ^ (z & (x ^ y))) /* z ? x : y */ 44#define F4(x, y, z) (y ^ (z & (x ^ y))) /* z ? x : y */
45 45
46#define ROUND(a, b, c, d, f, k, x, s) { \ 46#define ROUND(a, b, c, d, f, k, x, s) { \
47 (a) += f((b), (c), (d)) + le32_to_cpu(x) + (k); \ 47 (a) += f((b), (c), (d)) + le32_to_cpup(&(x)) + (k); \
48 (a) = rol32((a), (s)); \ 48 (a) = rol32((a), (s)); \
49} 49}
50 50
@@ -304,7 +304,7 @@ static void rmd256_final(struct crypto_tfm *tfm, u8 *out)
304 304
305 /* Store state in digest */ 305 /* Store state in digest */
306 for (i = 0; i < 8; i++) 306 for (i = 0; i < 8; i++)
307 dst[i] = cpu_to_le32(rctx->state[i]); 307 dst[i] = cpu_to_le32p(&rctx->state[i]);
308 308
309 /* Wipe context */ 309 /* Wipe context */
310 memset(rctx, 0, sizeof(*rctx)); 310 memset(rctx, 0, sizeof(*rctx));