import

Kernel/SingleCore/os_fairlock.h

@@ -0,0 +1,37 @@
+#ifndef INCLUDED_OS_FAIRLOCK_H
+#define INCLUDED_OS_FAIRLOCK_H
+
+#ifndef INCLUDED_OS_MUTEX_H
+#include <os_mutex.h>
+#endif /*INCLUDED_OS_MUTEX_H*/
+
+typedef struct {
+    os_mutex_t lock;
+}os_fairlock_t;
+
+OS_STATIC_FORCE_INLINE
+void os_fairlock_init(os_fairlock_t* self){
+    os_mutex_init(&self->lock);
+}
+
+OS_STATIC_FORCE_INLINE
+os_err_t os_fairlock_trylock(os_fairlock_t* self){
+    return os_mutex_trylock(&self->lock);
+}
+
+OS_STATIC_FORCE_INLINE
+void os_fairlock_lock(os_fairlock_t* self){
+    os_mutex_lock(&self->lock);
+}
+
+OS_STATIC_FORCE_INLINE
+os_err_t os_fairlock_timed_lock(os_fairlock_t* self, os_tick_t ticks){
+    return os_mutex_timed_lock(&self->lock, ticks);
+}
+
+OS_STATIC_FORCE_INLINE
+void os_fairlock_unlock(os_fairlock_t* self){
+    os_mutex_unlock_one(&self->lock);
+}
+
+#endif /*INCLUDED_OS_FAIRLOCK_H*/