Created
June 19, 2016 16:57
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FNV hash for strings
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uint64_t fnvhash(const char* data, size_t size) { | |
uint64_t hsh = 14695981039346656037L; | |
for (size_t i = 0; i < size; ++i) { | |
hsh = (hsh * 1099511628211L) ^ (uint64_t)(data[i]); | |
} | |
return hsh; | |
} | |
// Calculating the hash for QString | |
template <> | |
struct hash<QString> { | |
size_t operator() (const QString& s) { | |
return fnvhash(s.data(), s.size()); | |
} | |
}; |
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