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90 lines
2.7 KiB
90 lines
2.7 KiB
/* |
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* Copyright (C) 2017 The Android Open Source Project |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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#ifndef ANDROID_VINTF_VERSION_H |
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#define ANDROID_VINTF_VERSION_H |
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#include <stdint.h> |
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#include <string> |
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#include <utility> |
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namespace android { |
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namespace vintf { |
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struct Version { |
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constexpr Version() : Version(0u, 0u) {} |
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constexpr Version(size_t mj, size_t mi) : majorVer(mj), minorVer(mi) {} |
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size_t majorVer; |
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size_t minorVer; |
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inline bool operator==(const Version &other) const { |
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return majorVer == other.majorVer && minorVer == other.minorVer; |
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} |
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inline bool operator!=(const Version &other) const { |
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return !((*this) == other); |
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} |
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inline bool operator<(const Version &other) const { |
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if (majorVer < other.majorVer) |
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return true; |
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if (majorVer > other.majorVer) |
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return false; |
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return minorVer < other.minorVer; |
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} |
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inline bool operator>(const Version &other) const { |
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return other < (*this); |
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} |
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inline bool operator<=(const Version &other) const { |
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return !((*this) > other); |
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} |
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inline bool operator>=(const Version &other) const { |
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return !((*this) < other); |
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} |
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// Version(2, 1).minorAtLeast(Version(1, 0)) == false |
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// Version(2, 1).minorAtLeast(Version(2, 0)) == true |
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// Version(2, 1).minorAtLeast(Version(2, 1)) == true |
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// Version(2, 1).minorAtLeast(Version(2, 2)) == false |
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inline bool minorAtLeast(const Version& other) const { |
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return majorVer == other.majorVer && minorVer >= other.minorVer; |
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} |
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}; |
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struct KernelVersion { |
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constexpr KernelVersion() : KernelVersion(0u, 0u, 0u) {} |
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constexpr KernelVersion(size_t v, size_t mj, size_t mi) : |
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version(v), majorRev(mj), minorRev(mi) {} |
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size_t version; |
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size_t majorRev; |
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size_t minorRev; |
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inline bool operator==(const KernelVersion &other) const { |
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return version == other.version |
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&& majorRev == other.majorRev |
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&& minorRev == other.minorRev; |
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} |
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inline bool operator!=(const KernelVersion &other) const { |
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return !((*this) == other); |
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} |
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}; |
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} // namespace vintf |
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} // namespace android |
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#endif // ANDROID_VINTF_VERSION_H
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