X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=schedule.h;h=72670590dac3151bc9509ca2b5d60f2fe665c210;hb=d2cbbe4ce6d8f6e1aa23b8fe639ed58edf1789b7;hp=9b34e8287ba1c5dd22a71664eae83850bab5a208;hpb=6d7624344faab763eb30f3a6424f51538b7292a5;p=model-checker.git

diff --git a/schedule.h b/schedule.h
index 9b34e82..7267059 100644
--- a/schedule.h
+++ b/schedule.h
@@ -10,19 +10,42 @@
 
 /* Forward declaration */
 class Thread;
+class Node;
 
+typedef enum enabled_type {
+	THREAD_DISABLED,
+	THREAD_ENABLED,
+	THREAD_SLEEP_SET
+} enabled_type_t;
+
+/** @brief The Scheduler class performs the mechanics of Thread execution
+ * scheduling. */
 class Scheduler {
 public:
 	Scheduler();
 	void add_thread(Thread *t);
 	void remove_thread(Thread *t);
-	Thread * next_thread(void);
-	Thread * get_current_thread(void);
-	void print();
+	void sleep(Thread *t);
+	void wake(Thread *t);
+	Thread * next_thread(Thread *t);
+	Thread * get_current_thread() const;
+	void print() const;
+	enabled_type_t * get_enabled() { return enabled; };
+	void remove_sleep(Thread *t);
+	void add_sleep(Thread *t);
+	enabled_type_t get_enabled(Thread *t);
+	void update_sleep_set(Node *n);
+	bool is_enabled(Thread *t) const;
 
 	SNAPSHOTALLOC
 private:
-	std::list<Thread *> readyList;
+	/** The list of available Threads that are not currently running */
+	enabled_type_t *enabled;
+	int enabled_len;
+	int curr_thread_index;
+	void set_enabled(Thread *t, enabled_type_t enabled_status);
+
+	/** The currently-running Thread */
 	Thread *current;
 };