14 static status_t benaphore_create( const char *name, benaphore_t *ben );
15 static status_t benaphore_destroy( benaphore_t *ben );
16 static status_t benaphore_lock( benaphore_t *ben );
17 static status_t benaphore_timedlock( benaphore_t *ben, bigtime_t micros );
18 static status_t benaphore_unlock( benaphore_t *ben );
20 static status_t benaphore_create( const char *name, benaphore_t *ben )  in benaphore_create()  argument
22     if( ben != NULL ) {  in benaphore_create()
23         ben->_atom = 0;  in benaphore_create()
24         ben->_sem = create_sem( 0, name );  in benaphore_create()
26         if( ben->_sem < B_NO_ERROR ) {  in benaphore_create()
36 static status_t benaphore_destroy( benaphore_t *ben )  in benaphore_destroy()  argument
38     if( ben->_sem >= B_NO_ERROR ) {  in benaphore_destroy()
39         status_t retval = benaphore_timedlock( ben, 0 );  in benaphore_destroy()
42             status_t del_retval = delete_sem( ben->_sem );  in benaphore_destroy()
51 static status_t benaphore_lock( benaphore_t *ben )  in benaphore_lock()  argument
53     int32 prev = atomic_add( &(ben->_atom), 1 );  in benaphore_lock()
56         return acquire_sem( ben->_sem );  in benaphore_lock()
62 static status_t benaphore_timedlock( benaphore_t *ben, bigtime_t micros )  in benaphore_timedlock()  argument
64     int32 prev = atomic_add( &(ben->_atom), 1 );  in benaphore_timedlock()
67         status_t retval = acquire_sem_etc( ben->_sem, 1, B_TIMEOUT, micros );  in benaphore_timedlock()
86 static status_t benaphore_unlock( benaphore_t *ben )  in benaphore_unlock()  argument
88     int32 prev = atomic_add( &(ben->_atom), -1 );  in benaphore_unlock()
91         return release_sem( ben->_sem );  in benaphore_unlock()