From 3aca539a793f76a21d334f483558fb73b67d107b Mon Sep 17 00:00:00 2001 From: Ted Unangst Date: Fri, 20 Feb 2015 11:51:04 +0000 Subject: Use standard spelling for types, and rename local variable from "free". No actual change, but makes it easier to reuse the code elsewhere. Suggested by Andre Smagin --- lib/libc/hash/siphash.c | 34 +++++++++++++++++----------------- 1 file changed, 17 insertions(+), 17 deletions(-) (limited to 'lib/libc/hash') diff --git a/lib/libc/hash/siphash.c b/lib/libc/hash/siphash.c index 11ed73c6bea..1e1b9077a34 100644 --- a/lib/libc/hash/siphash.c +++ b/lib/libc/hash/siphash.c @@ -1,4 +1,4 @@ -/* $OpenBSD: siphash.c,v 1.3 2015/02/07 05:40:59 dlg Exp $ */ +/* $OpenBSD: siphash.c,v 1.4 2015/02/20 11:51:03 tedu Exp $ */ /*- * Copyright (c) 2013 Andre Oppermann @@ -72,8 +72,8 @@ SipHash_Init(SIPHASH_CTX *ctx, const SIPHASH_KEY *key) void SipHash_Update(SIPHASH_CTX *ctx, int rc, int rf, const void *src, size_t len) { - const u_int8_t *ptr = src; - size_t free, used; + const uint8_t *ptr = src; + size_t left, used; if (len == 0) return; @@ -82,13 +82,13 @@ SipHash_Update(SIPHASH_CTX *ctx, int rc, int rf, const void *src, size_t len) ctx->bytes += len; if (used > 0) { - free = sizeof(ctx->buf) - used; + left = sizeof(ctx->buf) - used; - if (len >= free) { - memcpy(&ctx->buf[used], ptr, free); + if (len >= left) { + memcpy(&ctx->buf[used], ptr, left); SipHash_CRounds(ctx, rc); - len -= free; - ptr += free; + len -= left; + ptr += left; } else { memcpy(&ctx->buf[used], ptr, len); return; @@ -109,22 +109,22 @@ SipHash_Update(SIPHASH_CTX *ctx, int rc, int rf, const void *src, size_t len) void SipHash_Final(void *dst, SIPHASH_CTX *ctx, int rc, int rf) { - u_int64_t r; + uint64_t r; r = SipHash_End(ctx, rc, rf); - *(u_int64_t *)dst = htole64(r); + *(uint64_t *)dst = htole64(r); } -u_int64_t +uint64_t SipHash_End(SIPHASH_CTX *ctx, int rc, int rf) { - u_int64_t r; - size_t free, used; + uint64_t r; + size_t left, used; used = ctx->bytes % sizeof(ctx->buf); - free = sizeof(ctx->buf) - used; - memset(&ctx->buf[used], 0, free - 1); + left = sizeof(ctx->buf) - used; + memset(&ctx->buf[used], 0, left - 1); ctx->buf[7] = ctx->bytes; SipHash_CRounds(ctx, rc); @@ -136,7 +136,7 @@ SipHash_End(SIPHASH_CTX *ctx, int rc, int rf) return (r); } -u_int64_t +uint64_t SipHash(const SIPHASH_KEY *key, int rc, int rf, const void *src, size_t len) { SIPHASH_CTX ctx; @@ -175,7 +175,7 @@ SipHash_Rounds(SIPHASH_CTX *ctx, int rounds) static void SipHash_CRounds(SIPHASH_CTX *ctx, int rounds) { - u_int64_t m = letoh64(*(u_int64_t *)ctx->buf); + uint64_t m = le64toh(*(uint64_t *)ctx->buf); ctx->v[3] ^= m; SipHash_Rounds(ctx, rounds); -- cgit v1.2.3