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author | Jason A. Donenfeld <Jason@zx2c4.com> | 2018-09-30 03:07:51 +0200 |
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committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2018-10-02 03:41:49 +0200 |
commit | 26b94a83ba634669cfcc0fc362ffe1f2eaefb43f (patch) | |
tree | 9dcf99b3d71414beee6ad924e667f66bd7173708 /src/crypto/zinc/chacha20/chacha20-arm-glue.h | |
parent | qemu: support m68k (diff) | |
download | wireguard-monolithic-historical-26b94a83ba634669cfcc0fc362ffe1f2eaefb43f.tar.xz wireguard-monolithic-historical-26b94a83ba634669cfcc0fc362ffe1f2eaefb43f.zip |
chacha20: split chacha20_ctx into union
This avoids casts and makes counter increments obvious.
Diffstat (limited to 'src/crypto/zinc/chacha20/chacha20-arm-glue.h')
-rw-r--r-- | src/crypto/zinc/chacha20/chacha20-arm-glue.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/crypto/zinc/chacha20/chacha20-arm-glue.h b/src/crypto/zinc/chacha20/chacha20-arm-glue.h index 881e16c..2504448 100644 --- a/src/crypto/zinc/chacha20/chacha20-arm-glue.h +++ b/src/crypto/zinc/chacha20/chacha20-arm-glue.h @@ -37,7 +37,7 @@ static void __init chacha20_fpu_init(void) #endif } -static inline bool chacha20_arch(struct chacha20_ctx *state, u8 *dst, +static inline bool chacha20_arch(struct chacha20_ctx *ctx, u8 *dst, const u8 *src, size_t len, simd_context_t *simd_context) { @@ -50,8 +50,8 @@ static inline bool chacha20_arch(struct chacha20_ctx *state, u8 *dst, len >= CHACHA20_BLOCK_SIZE * 3 && simd_use(simd_context)) { const size_t bytes = min_t(size_t, len, PAGE_SIZE); - chacha20_neon(dst, src, bytes, state->key, state->counter); - state->counter[0] += (bytes + 63) / 64; + chacha20_neon(dst, src, bytes, ctx->key, ctx->counter); + ctx->counter[0] += (bytes + 63) / 64; len -= bytes; if (!len) break; @@ -59,8 +59,8 @@ static inline bool chacha20_arch(struct chacha20_ctx *state, u8 *dst, src += bytes; simd_relax(simd_context); } else { - chacha20_arm(dst, src, len, state->key, state->counter); - state->counter[0] += (len + 63) / 64; + chacha20_arm(dst, src, len, ctx->key, ctx->counter); + ctx->counter[0] += (len + 63) / 64; break; } } |