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Use faster hash function

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qHash(QString) will need to hash/loop through all the data while the new
code will only need one memcpy() and a few bit manipulations.
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Chocobo1 2020-01-27 03:49:49 +08:00 committed by sledgehammer999
parent ab6079e0d5
commit 43fe5214d2
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4
src/base/bittorrent/infohash.cpp
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@ -89,5 +89,9 @@ bool BitTorrent::operator!=(const InfoHash &left, const InfoHash &right)
uint BitTorrent::qHash(const InfoHash &key, const uint seed) uint BitTorrent::qHash(const InfoHash &key, const uint seed)
{ {
#if (LIBTORRENT_VERSION_NUM < 10200)
return ::qHash(static_cast<QString>(key), seed); return ::qHash(static_cast<QString>(key), seed);
#else
return ::qHash((std::hash<lt::sha1_hash> {})(key), seed);
#endif
} }