Subversion Repositories HelenOS

Rev

Rev 3022 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3022 Rev 4055
Line 37... Line 37...
37 
 
 37 
 
38 
#include <arch/types.h>
 38 
#include <arch/types.h>
39 
#include <synch/semaphore.h>
 39 
#include <synch/semaphore.h>
40 
#include <synch/synch.h>
 40 
#include <synch/synch.h>
41 
 
 41 
 
- 
 
 42 
typedef enum {
- 
 
 43 
    MUTEX_PASSIVE,
- 
 
 44 
    MUTEX_ACTIVE
- 
 
 45 
} mutex_type_t;
- 
 
 46 
 
42 
typedef struct {
 47 
typedef struct {
- 
 
 48 
    mutex_type_t type;
43 
    semaphore_t sem;
 49 
    semaphore_t sem;
44 
} mutex_t;
 50 
} mutex_t;
45 
 
 51 
 
46 
#define mutex_lock(mtx) \
 52 
#define mutex_lock(mtx)         \
47 
    _mutex_lock_timeout((mtx), SYNCH_NO_TIMEOUT, SYNCH_FLAGS_NONE)
 53 
    _mutex_lock_timeout((mtx), SYNCH_NO_TIMEOUT, SYNCH_FLAGS_NONE)
48 
#define mutex_trylock(mtx) \
 54 
#define mutex_trylock(mtx)      \
49 
    _mutex_lock_timeout((mtx), SYNCH_NO_TIMEOUT, SYNCH_FLAGS_NON_BLOCKING)
 55 
    _mutex_lock_timeout((mtx), SYNCH_NO_TIMEOUT, SYNCH_FLAGS_NON_BLOCKING)
50 
#define mutex_lock_timeout(mtx, usec) \
 56 
#define mutex_lock_timeout(mtx, usec)   \
51 
    _mutex_lock_timeout((mtx), (usec), SYNCH_FLAGS_NON_BLOCKING)
 57 
    _mutex_lock_timeout((mtx), (usec), SYNCH_FLAGS_NON_BLOCKING)
52 
 
 58 
 
53 
extern void mutex_initialize(mutex_t *mtx);
 59 
extern void mutex_initialize(mutex_t *, mutex_type_t);
54 
extern int _mutex_lock_timeout(mutex_t *mtx, uint32_t usec, int flags);
 60 
extern int _mutex_lock_timeout(mutex_t *, uint32_t, int);
55 
extern void mutex_unlock(mutex_t *mtx);
 61 
extern void mutex_unlock(mutex_t *);
56 
 
 62 
 
57 
#endif
 63 
#endif
58 
 
 64 
 
59 
/** @}
 65 
/** @}
60 
 */
 66 
 */