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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2016-12-11 14:37:45 +0100 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2016-12-11 14:37:45 +0100 |
| commit | 26eeaa0bcb54e40cda62aeed528e5d50138fd40b (patch) | |
| tree | ecb78dad7ee2131b9f7735ebd6228d470be931d8 /src/crypto/blake2s.c | |
| parent | blake2s: move self tests to correct directory (diff) | |
| download | wireguard-monolithic-historical-26eeaa0bcb54e40cda62aeed528e5d50138fd40b.tar.xz wireguard-monolithic-historical-26eeaa0bcb54e40cda62aeed528e5d50138fd40b.zip | |
crypto: use kernel's bitops functions
Diffstat (limited to 'src/crypto/blake2s.c')
| -rw-r--r-- | src/crypto/blake2s.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/src/crypto/blake2s.c b/src/crypto/blake2s.c index 7b3e169..0d3281e 100644 --- a/src/crypto/blake2s.c +++ b/src/crypto/blake2s.c @@ -40,11 +40,6 @@ static const u8 blake2s_sigma[10][16] = { {10, 2, 8, 4, 7, 6, 1, 5, 15, 11, 9, 14, 3, 12, 13, 0}, }; -static inline u32 rotr32(const u32 w, const u8 c) -{ - return (w >> c) | (w << (32 - c)); -} - static inline u32 le32_to_cpuvp(const void *p) { return le32_to_cpup(p); @@ -135,13 +130,13 @@ static inline void blake2s_compress(struct blake2s_state *state, const u8 block[ #define G(r,i,a,b,c,d) \ do { \ a = a + b + m[blake2s_sigma[r][2 * i + 0]]; \ - d = rotr32(d ^ a, 16); \ + d = ror32(d ^ a, 16); \ c = c + d; \ - b = rotr32(b ^ c, 12); \ + b = ror32(b ^ c, 12); \ a = a + b + m[blake2s_sigma[r][2 * i + 1]]; \ - d = rotr32(d ^ a, 8); \ + d = ror32(d ^ a, 8); \ c = c + d; \ - b = rotr32(b ^ c, 7); \ + b = ror32(b ^ c, 7); \ } while(0) #define ROUND(r) \ do { \ |