initial commit: wip

tag.h

@@ -0,0 +1,23 @@
+#pragma once
+
+#include <stddef.h>
+
+struct tag {
+    void *private;
+
+    void (*destroy)(struct tag *tag);
+    const char *(*name)(const struct tag *tag);
+    const char *(*value)(const struct tag *tag);
+};
+
+struct tag_set {
+    struct tag **tags;
+    size_t count;
+};
+
+struct tag *tag_new_int(const char *name, long value);
+struct tag *tag_new_float(const char *name, double value);
+struct tag *tag_new_string(const char *name, const char *value);
+
+const struct tag *tag_for_name(const struct tag_set *set, const char *name);
+void tag_set_destroy(struct tag_set *set);