mirror of
https://github.com/emsesp/EMS-ESP32.git
synced 2026-05-02 12:07:02 +00:00
101 lines
2.8 KiB
C++
101 lines
2.8 KiB
C++
/*
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* EMS-ESP - https://github.com/emsesp/EMS-ESP
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* Copyright 2020-2026 emsesp.org
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "firmwareVersion.h"
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#include <cstdio>
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#include <cstring>
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namespace emsesp {
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FirmwareVersion::FirmwareVersion(const std::string & s) {
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parse(s.c_str());
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}
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FirmwareVersion::FirmwareVersion(const char * s) {
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parse(s ? s : "");
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}
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int FirmwareVersion::major() const {
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return major_;
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}
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int FirmwareVersion::minor() const {
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return minor_;
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}
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int FirmwareVersion::patch() const {
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return patch_;
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}
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const std::string & FirmwareVersion::prerelease() const {
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return prerelease_;
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}
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bool operator<(const FirmwareVersion & a, const FirmwareVersion & b) {
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if (a.major_ != b.major_)
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return a.major_ < b.major_;
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if (a.minor_ != b.minor_)
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return a.minor_ < b.minor_;
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if (a.patch_ != b.patch_)
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return a.patch_ < b.patch_;
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return a.prerelease_ < b.prerelease_;
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}
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bool operator>(const FirmwareVersion & a, const FirmwareVersion & b) {
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return b < a;
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}
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bool operator==(const FirmwareVersion & a, const FirmwareVersion & b) {
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return a.major_ == b.major_ && a.minor_ == b.minor_ && a.patch_ == b.patch_ && a.prerelease_ == b.prerelease_;
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}
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bool operator!=(const FirmwareVersion & a, const FirmwareVersion & b) {
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return !(a == b);
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}
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bool operator>=(const FirmwareVersion & a, const FirmwareVersion & b) {
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return !(a < b);
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}
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bool operator<=(const FirmwareVersion & a, const FirmwareVersion & b) {
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return !(b < a);
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}
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void FirmwareVersion::parse(const char * s) {
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major_ = minor_ = patch_ = 0;
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prerelease_.clear();
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if (s == nullptr || *s == '\0') {
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return;
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}
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// parse numeric major.minor.patch; accept partial ("3", "3.9", "3.9.0")
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sscanf(s, "%d.%d.%d", &major_, &minor_, &patch_);
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// capture prerelease tag after '-' if present (stop at '+' which is build metadata)
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const char * dash = strchr(s, '-');
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if (dash != nullptr) {
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const char * plus = strchr(dash, '+');
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if (plus != nullptr) {
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prerelease_.assign(dash + 1, plus - dash - 1);
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} else {
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prerelease_.assign(dash + 1);
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}
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}
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}
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} // namespace emsesp
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