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45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file LICENSE.rst or https://cmake.org/licensing for details. */
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#pragma once
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#include "cmConfigure.h" // IWYU pragma: keep
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#include <string>
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#include <vector>
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#include <cm/string_view>
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/** \class cmUuid
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* \brief Utility class to generate UUIDs as defined by RFC4122
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*
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*/
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class cmUuid
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{
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public:
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std::string FromMd5(std::vector<unsigned char> const& uuidNamespace,
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cm::string_view name) const;
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std::string FromSha1(std::vector<unsigned char> const& uuidNamespace,
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cm::string_view name) const;
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bool StringToBinary(cm::string_view input,
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std::vector<unsigned char>& output) const;
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private:
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std::string ByteToHex(unsigned char byte) const;
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void CreateHashInput(std::vector<unsigned char> const& uuidNamespace,
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cm::string_view name,
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std::vector<unsigned char>& output) const;
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std::string FromDigest(unsigned char const* digest,
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unsigned char version) const;
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bool StringToBinaryImpl(cm::string_view input,
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std::vector<unsigned char>& output) const;
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std::string BinaryToString(unsigned char const* input) const;
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bool IntFromHexDigit(char input, char& output) const;
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};
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