forked from Qortal/Brooklyn
84 lines
1.9 KiB
C++
84 lines
1.9 KiB
C++
//
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// Copyright © 2017 Arm Ltd and Contributors. All rights reserved.
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// SPDX-License-Identifier: MIT
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//
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#pragma once
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#include <cstdint>
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#include <string>
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#include <ostream>
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#include <sstream>
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namespace arm
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{
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namespace pipe
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{
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constexpr inline uint32_t EncodeVersion(uint32_t major, uint32_t minor, uint32_t patch)
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{
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return (major << 22) | (minor << 12) | patch;
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}
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// Encodes a semantic version https://semver.org/ into a 32 bit integer in the following fashion
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//
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// bits 22:31 major: Unsigned 10-bit integer. Major component of the schema version number.
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// bits 12:21 minor: Unsigned 10-bit integer. Minor component of the schema version number.
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// bits 0:11 patch: Unsigned 12-bit integer. Patch component of the schema version number.
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//
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class Version
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{
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public:
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Version(uint32_t encodedValue)
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{
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m_Major = (encodedValue >> 22) & 1023;
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m_Minor = (encodedValue >> 12) & 1023;
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m_Patch = encodedValue & 4095;
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}
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Version(uint32_t major, uint32_t minor, uint32_t patch) :
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m_Major(major),
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m_Minor(minor),
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m_Patch(patch)
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{}
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uint32_t GetEncodedValue()
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{
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return EncodeVersion(m_Major, m_Minor, m_Patch);
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}
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uint32_t GetMajor() { return m_Major; }
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uint32_t GetMinor() { return m_Minor; }
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uint32_t GetPatch() { return m_Patch; }
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bool operator==(const Version& other) const
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{
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return m_Major == other.m_Major && m_Minor == other.m_Minor && m_Patch == other.m_Patch;
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}
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std::string ToString() const
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{
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constexpr char separator = '.';
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std::stringstream stringStream;
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stringStream << m_Major << separator << m_Minor << separator << m_Patch;
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return stringStream.str();
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}
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private:
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uint32_t m_Major;
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uint32_t m_Minor;
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uint32_t m_Patch;
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};
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inline std::ostream& operator<<(std::ostream& os, const Version& version)
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{
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os << version.ToString();
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return os;
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}
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} // namespace pipe
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} // namespace arm
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