Mercurial > hg > nginx-quic
view src/core/ngx_murmurhash.c @ 8340:d84f13618277
Mail: postponed session initialization under accept mutex.
Similarly to 40e8ce405859 in the stream module, this reduces the time
accept mutex is held. This also simplifies following changes to
introduce PROXY protocol support.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Fri, 05 Mar 2021 17:16:19 +0300 |
parents | f38647c651a8 |
children |
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/* * Copyright (C) Austin Appleby */ #include <ngx_config.h> #include <ngx_core.h> uint32_t ngx_murmur_hash2(u_char *data, size_t len) { uint32_t h, k; h = 0 ^ len; while (len >= 4) { k = data[0]; k |= data[1] << 8; k |= data[2] << 16; k |= data[3] << 24; k *= 0x5bd1e995; k ^= k >> 24; k *= 0x5bd1e995; h *= 0x5bd1e995; h ^= k; data += 4; len -= 4; } switch (len) { case 3: h ^= data[2] << 16; /* fall through */ case 2: h ^= data[1] << 8; /* fall through */ case 1: h ^= data[0]; h *= 0x5bd1e995; } h ^= h >> 13; h *= 0x5bd1e995; h ^= h >> 15; return h; }