ladybird/AK/HashFunctions.h
2019-01-31 17:31:23 +01:00

21 lines
364 B
C

#pragma once
#include "Types.h"
inline unsigned int_hash(dword key)
{
key += ~(key << 15);
key ^= (key >> 10);
key += (key << 3);
key ^= (key >> 6);
key += ~(key << 11);
key ^= (key >> 16);
return key;
}
inline unsigned pair_int_hash(dword key1, dword key2)
{
return int_hash((int_hash(key1) * 209) ^ (int_hash(key2 * 413)));
}