sched: add task and thread alloc functions

sched/thread.c

@@ -0,0 +1,29 @@
+#include <socks/sched.h>
+#include <socks/object.h>
+
+static object_type_t thread_type = {
+	.ob_name = "thread",
+	.ob_size = sizeof(thread_t),
+};
+
+kern_status_t thread_object_type_init(void)
+{
+	return object_type_register(&thread_type);
+}
+
+thread_t *thread_alloc(void)
+{
+	object_t *thread_obj = object_create(&thread_type);
+	if (!thread_obj) {
+		return NULL;
+	}
+	
+	thread_t *t = object_data(thread_obj);
+	memset(t, 0x00, sizeof *t);
+	return t;
+}
+
+void thread_free(thread_t *thr)
+{
+
+}