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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2016-12-26 15:45:12 +0100 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2016-12-26 15:45:12 +0100 |
| commit | 9eadd2955df88f1c7392366ae12b1f7fd867a0ef (patch) | |
| tree | 67d3eab6918128cc5ba5b86a8c023aa01d9113c0 /src/crypto/blake2s.c | |
| parent | cookie: optimize (diff) | |
| download | wireguard-monolithic-historical-9eadd2955df88f1c7392366ae12b1f7fd867a0ef.tar.xz wireguard-monolithic-historical-9eadd2955df88f1c7392366ae12b1f7fd867a0ef.zip | |
blake2s: cleanup
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 0d3281e..32b1bc3 100644 --- a/src/crypto/blake2s.c +++ b/src/crypto/blake2s.c @@ -58,8 +58,6 @@ static inline void blake2s_increment_counter(struct blake2s_state *state, const state->t[1] += (state->t[0] < inc); } -/* init2 xors IV with input parameter block */ -__attribute__((optimize("unroll-loops"))) static inline void blake2s_init_param(struct blake2s_state *state, const blake2s_param *param) { const u32 *p; @@ -106,7 +104,6 @@ void blake2s_init_key(struct blake2s_state *state, const u8 outlen, const void * memzero_explicit(block, BLAKE2S_BLOCKBYTES); } -__attribute__((optimize("unroll-loops"))) static inline void blake2s_compress(struct blake2s_state *state, const u8 block[BLAKE2S_BLOCKBYTES]) { u32 m[16]; @@ -129,13 +126,13 @@ static inline void blake2s_compress(struct blake2s_state *state, const u8 block[ v[15] = state->f[1] ^ blake2s_iv[7]; #define G(r,i,a,b,c,d) \ do { \ - a = a + b + m[blake2s_sigma[r][2 * i + 0]]; \ + a += b + m[blake2s_sigma[r][2 * i + 0]]; \ d = ror32(d ^ a, 16); \ - c = c + d; \ + c += d; \ b = ror32(b ^ c, 12); \ - a = a + b + m[blake2s_sigma[r][2 * i + 1]]; \ + a += b + m[blake2s_sigma[r][2 * i + 1]]; \ d = ror32(d ^ a, 8); \ - c = c + d; \ + c += d; \ b = ror32(b ^ c, 7); \ } while(0) #define ROUND(r) \ @@ -191,7 +188,6 @@ void blake2s_update(struct blake2s_state *state, const u8 *in, u64 inlen) } } -__attribute__((optimize("unroll-loops"))) void blake2s_final(struct blake2s_state *state, u8 *out, u8 outlen) { u8 buffer[BLAKE2S_OUTBYTES] = { 0 }; @@ -240,7 +236,6 @@ void blake2s(u8 *out, const u8 *in, const u8 *key, const u8 outlen, u64 inlen, c blake2s_final(&state, out, outlen); } -__attribute__((optimize("unroll-loops"))) void blake2s_hmac(u8 *out, const u8 *in, const u8 *key, const u8 outlen, const u64 inlen, const u64 keylen) { struct blake2s_state state; |