mirror of https://github.com/bsnes-emu/bsnes.git
31 lines
775 B
C++
Executable File
31 lines
775 B
C++
Executable File
#ifndef NALL_WINDOWS_GUID_HPP
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#define NALL_WINDOWS_GUID_HPP
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#include <nall/random.hpp>
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#include <nall/string.hpp>
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namespace nall {
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//generate unique GUID
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inline string guid() {
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random_lfsr lfsr;
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lfsr.seed(time(nullptr));
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for(unsigned n = 0; n < 256; n++) lfsr();
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string output;
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for(unsigned n = 0; n < 4; n++) output.append(hex<2>(lfsr()));
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output.append("-");
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for(unsigned n = 0; n < 2; n++) output.append(hex<2>(lfsr()));
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output.append("-");
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for(unsigned n = 0; n < 2; n++) output.append(hex<2>(lfsr()));
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output.append("-");
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for(unsigned n = 0; n < 2; n++) output.append(hex<2>(lfsr()));
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output.append("-");
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for(unsigned n = 0; n < 6; n++) output.append(hex<2>(lfsr()));
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return {"{", output, "}"};
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}
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}
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#endif
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