Initial commit: DPM core library, CLI, bundled info module, and tests

include/internal/version.hpp

@@ -0,0 +1,45 @@
+/**
+ * @file version.hpp
+ * @brief X.Y.Z version parsing and comparison
+ *
+ * @copyright Copyright (c) 2026 SILO GROUP LLC
+ * @author Chris Punches <chris.punches@silogroup.org>
+ *
+ * Part of the Dark Horse Linux Package Manager (DPM)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+namespace dpmcore {
+
+/**
+ * @brief Parses a strict X.Y.Z version string
+ *
+ * @param s The version string
+ * @param out Receives the three parsed components
+ * @return true on success; false on any malformation
+ */
+bool parse_version(const char* s, long out[3]);
+
+/**
+ * @brief Compares two valid X.Y.Z version strings
+ *
+ * @param a First version
+ * @param b Second version
+ * @return -1 if a < b, 0 if equal, 1 if a > b
+ */
+int compare_versions(const char* a, const char* b);
+
+} // namespace dpmcore