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bd90e57516
Split module-utils into smaller components for better dependency management. Fix many dependencies throughout the project. Signed-off-by: Marcin Smoczyński <smoczynski.marcin@gmail.com>
34 lines
1.3 KiB
C++
34 lines
1.3 KiB
C++
// Copyright (c) 2017-2021, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
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#pragma once
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#include <random>
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#include <string>
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#include <vector>
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class RandomStringGenerator
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{
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public:
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RandomStringGenerator(size_t minLength = minRandomStringLength, size_t maxLength = maxRandomStringLength)
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: minLength(minLength), maxLength(maxLength), lengthDist(minLength, maxLength)
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{}
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std::string getRandomString();
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std::vector<std::string> createRandomStringVector(size_t size);
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private:
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std::uniform_int_distribution<> charDist{0, sizeof(charSet) - 1};
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std::default_random_engine rng{std::random_device{}()};
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const size_t minLength;
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const size_t maxLength;
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std::uniform_int_distribution<> lengthDist;
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static constexpr auto minRandomStringLength = 1;
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static constexpr auto maxRandomStringLength = 25;
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static constexpr char charSet[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F',
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'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T', 'U', 'V',
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'W', 'X', 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
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'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'};
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};
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