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Merge pull request #2485 from Kloen/killing-warnings-computehash64
Switch ComputeHash64 len param to size_t instead of int
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commit
ac4ea522cb
@ -16,7 +16,7 @@ namespace Common {
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// Block read - if your platform needs to do endian-swapping or can only handle aligned reads, do
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// Block read - if your platform needs to do endian-swapping or can only handle aligned reads, do
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// the conversion here
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// the conversion here
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static FORCE_INLINE u64 getblock64(const u64* p, int i) {
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static FORCE_INLINE u64 getblock64(const u64* p, size_t i) {
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return p[i];
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return p[i];
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}
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}
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@ -34,9 +34,9 @@ static FORCE_INLINE u64 fmix64(u64 k) {
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// This is the 128-bit variant of the MurmurHash3 hash function that is targeted for 64-bit
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// This is the 128-bit variant of the MurmurHash3 hash function that is targeted for 64-bit
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// platforms (MurmurHash3_x64_128). It was taken from:
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// platforms (MurmurHash3_x64_128). It was taken from:
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// https://code.google.com/p/smhasher/source/browse/trunk/MurmurHash3.cpp
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// https://code.google.com/p/smhasher/source/browse/trunk/MurmurHash3.cpp
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void MurmurHash3_128(const void* key, int len, u32 seed, void* out) {
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void MurmurHash3_128(const void* key, size_t len, u32 seed, void* out) {
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const u8* data = (const u8*)key;
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const u8* data = (const u8*)key;
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const int nblocks = len / 16;
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const size_t nblocks = len / 16;
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u64 h1 = seed;
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u64 h1 = seed;
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u64 h2 = seed;
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u64 h2 = seed;
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@ -48,7 +48,7 @@ void MurmurHash3_128(const void* key, int len, u32 seed, void* out) {
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const u64* blocks = (const u64*)(data);
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const u64* blocks = (const u64*)(data);
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for (int i = 0; i < nblocks; i++) {
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for (size_t i = 0; i < nblocks; i++) {
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u64 k1 = getblock64(blocks, i * 2 + 0);
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u64 k1 = getblock64(blocks, i * 2 + 0);
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u64 k2 = getblock64(blocks, i * 2 + 1);
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u64 k2 = getblock64(blocks, i * 2 + 1);
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@ -4,11 +4,12 @@
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#pragma once
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#pragma once
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#include <cstddef>
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#include "common/common_types.h"
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#include "common/common_types.h"
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namespace Common {
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namespace Common {
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void MurmurHash3_128(const void* key, int len, u32 seed, void* out);
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void MurmurHash3_128(const void* key, size_t len, u32 seed, void* out);
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/**
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/**
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* Computes a 64-bit hash over the specified block of data
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* Computes a 64-bit hash over the specified block of data
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@ -16,7 +17,7 @@ void MurmurHash3_128(const void* key, int len, u32 seed, void* out);
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* @param len Length of data (in bytes) to compute hash over
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* @param len Length of data (in bytes) to compute hash over
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* @returns 64-bit hash value that was computed over the data block
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* @returns 64-bit hash value that was computed over the data block
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*/
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*/
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static inline u64 ComputeHash64(const void* data, int len) {
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static inline u64 ComputeHash64(const void* data, size_t len) {
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u64 res[2];
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u64 res[2];
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MurmurHash3_128(data, len, 0, res);
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MurmurHash3_128(data, len, 0, res);
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return res[0];
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return res[0];
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