Function dmHashBuffer32

engine/dlib/src/dlib/hash.cpp:229–251

}

uint32_t dmHashBuffer32(const void * key, uint32_t len)
{
    uint32_t h = dmHashBufferNoReverse32(key, len);

    if (dmHashContainer().m_Enabled && len <= DMHASH_MAX_REVERSE_LENGTH)
    {
        DM_MUTEX_SCOPED_LOCK(dmHashContainer().m_Mutex);
        dmHashTable32<ReverseHashEntry>* hash_table = &dmHashContainer().m_HashTable32Entries;
        if (hash_table->Get(h) == 0)
        {
            if (hash_table->Full())
            {
                IncreaseTableCapacity(hash_table, dmHashContainer().m_HashTableCapacityIncrement);
            }
            char* copy = (char*) malloc(len + 1);
            memcpy(copy, key, len);
            copy[len] = '\0';
            hash_table->Put(h, ReverseHashEntry(copy, len));
        }
    }

    return h;
}

// Based on MurmurHash2A but endian neutral
uint64_t dmHashBufferNoReverse64(const void * key, uint32_t len)