rename EMSESP_Version to firmwareVersion

src/core/firmwareVersion.cpp

@@ -0,0 +1,100 @@
+/*
+ * EMS-ESP - https://github.com/emsesp/EMS-ESP
+ * Copyright 2020-2026  emsesp.org
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "firmwareVersion.h"
+
+#include <cstdio>
+#include <cstring>
+
+namespace emsesp {
+
+FirmwareVersion::FirmwareVersion(const std::string & s) {
+    parse(s.c_str());
+}
+
+FirmwareVersion::FirmwareVersion(const char * s) {
+    parse(s ? s : "");
+}
+
+int FirmwareVersion::major() const {
+    return major_;
+}
+
+int FirmwareVersion::minor() const {
+    return minor_;
+}
+
+int FirmwareVersion::patch() const {
+    return patch_;
+}
+
+const std::string & FirmwareVersion::prerelease() const {
+    return prerelease_;
+}
+
+bool operator<(const FirmwareVersion & a, const FirmwareVersion & b) {
+    if (a.major_ != b.major_)
+        return a.major_ < b.major_;
+    if (a.minor_ != b.minor_)
+        return a.minor_ < b.minor_;
+    if (a.patch_ != b.patch_)
+        return a.patch_ < b.patch_;
+    return a.prerelease_ < b.prerelease_;
+}
+
+bool operator>(const FirmwareVersion & a, const FirmwareVersion & b) {
+    return b < a;
+}
+
+bool operator==(const FirmwareVersion & a, const FirmwareVersion & b) {
+    return a.major_ == b.major_ && a.minor_ == b.minor_ && a.patch_ == b.patch_ && a.prerelease_ == b.prerelease_;
+}
+
+bool operator!=(const FirmwareVersion & a, const FirmwareVersion & b) {
+    return !(a == b);
+}
+
+bool operator>=(const FirmwareVersion & a, const FirmwareVersion & b) {
+    return !(a < b);
+}
+
+bool operator<=(const FirmwareVersion & a, const FirmwareVersion & b) {
+    return !(b < a);
+}
+
+void FirmwareVersion::parse(const char * s) {
+    major_ = minor_ = patch_ = 0;
+    prerelease_.clear();
+    if (s == nullptr || *s == '\0') {
+        return;
+    }
+    // parse numeric major.minor.patch; accept partial ("3", "3.9", "3.9.0")
+    sscanf(s, "%d.%d.%d", &major_, &minor_, &patch_);
+    // capture prerelease tag after '-' if present (stop at '+' which is build metadata)
+    const char * dash = strchr(s, '-');
+    if (dash != nullptr) {
+        const char * plus = strchr(dash, '+');
+        if (plus != nullptr) {
+            prerelease_.assign(dash + 1, plus - dash - 1);
+        } else {
+            prerelease_.assign(dash + 1);
+        }
+    }
+}
+
+} // namespace emsesp