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BirdLeon
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ROBLOX2016
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main
App/util/Hash.cpp
40 строк
786 B
PatoFlamejanteTV
full source code
19 дек 2024, 19:11
19 дек 2024, 19:11
05db15d
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#include "Util/Hash.h" namespace RBX { unsigned int Hash::hash(const void* data, size_t bytes) { unsigned int answer = 0; hashAppend(answer, data, bytes); return answer; }; void Hash::hashAppend(unsigned int& currentHash, const void* data, size_t bytes) { const unsigned char* charArray = static_cast<const unsigned char*>(data); unsigned int b = 378551; unsigned int a = 63689; for(unsigned int i = 0; i < bytes; i++) { currentHash = currentHash*a + charArray[i]; a = a*b; } currentHash = currentHash & 0x7FFFFFFF; } void Hash::hashAppend(unsigned int& currentHash, unsigned int append) { hashAppend(currentHash, &append, 4); } unsigned int Hash::hash(const std::string& str) { return hash(&str[0], str.length()); }; } // namespace