libropkg: implement package version API

libropkg/include/ropkg/version.h

@@ -0,0 +1,57 @@
+#ifndef ROPKG_VERSION_H_
+#define ROPKG_VERSION_H_
+
+#include <blue/core/error.h>
+#include <ropkg/misc.h>
+#include <ropkg/status.h>
+
+#define ROPKG_VERSION_UPSTREAM_DIGIT_MAX 5
+
+struct ropkg_version;
+
+enum ropkg_comparison_op {
+	ROPKG_OP_EQUAL = 0,
+	ROPKG_OP_NOT_EQUAL = -1,
+	ROPKG_OP_LESS_THAN = -2,
+	ROPKG_OP_LESS_EQUAL = -3,
+	ROPKG_OP_GREATER_THAN = 1,
+	ROPKG_OP_GREATER_EQUAL = 2,
+};
+
+enum ropkg_version_release_phase {
+	ROPKG_VERSION_RELEASE_PHASE_ALPHA = 0,
+	ROPKG_VERSION_RELEASE_PHASE_BETA,
+	ROPKG_VERSION_RELEASE_PHASE_RC,
+	ROPKG_VERSION_RELEASE_PHASE_RELEASE,
+};
+
+ROPKG_API enum ropkg_status ropkg_version_create(struct ropkg_version **out);
+ROPKG_API void ropkg_version_destroy(struct ropkg_version *version);
+
+ROPKG_API void ropkg_version_set_release_phase(
+	struct ropkg_version *version,
+	enum ropkg_version_release_phase phase);
+ROPKG_API void ropkg_version_set_upstream_version(
+	struct ropkg_version *version,
+	const unsigned int upstream_version[ROPKG_VERSION_UPSTREAM_DIGIT_MAX]);
+ROPKG_API void ropkg_version_set_version_release_phase(
+	struct ropkg_version *version,
+	enum ropkg_version_release_phase phase,
+	unsigned int revision);
+ROPKG_API void ropkg_version_set_package_revision(
+	struct ropkg_version *version,
+	unsigned int revision);
+
+ROPKG_API b_result
+ropkg_version_parse(struct ropkg_version *version, const char *s);
+ROPKG_API size_t ropkg_version_to_string(
+	const struct ropkg_version *version,
+	char *out,
+	size_t max);
+
+ROPKG_API bool ropkg_version_compare(
+	const struct ropkg_version *left,
+	const struct ropkg_version *right,
+	enum ropkg_comparison_op op);
+
+#endif