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20 #ifndef INCLUDED_OSL_MUTEX_H
21 #define INCLUDED_OSL_MUTEX_H
23 #include "sal/config.h"
25 #include "sal/saldllapi.h"
26 #include "sal/types.h"
33 typedef struct _oslMutexImpl
* oslMutex
;
37 @return 0 if the mutex could not be created, otherwise a handle to the mutex.
39 SAL_DLLPUBLIC oslMutex SAL_CALL
osl_createMutex(void);
41 /** Release the OS-structures and free mutex data-structure.
43 @param Mutex the mutex-handle
45 SAL_DLLPUBLIC
void SAL_CALL
osl_destroyMutex(oslMutex Mutex
);
47 /** Acquire the mutex, block if already acquired by another thread.
48 @param Mutex handle to a created mutex.
49 @retval False if system-call fails.
51 SAL_DLLPUBLIC sal_Bool SAL_CALL
osl_acquireMutex(oslMutex Mutex
);
53 /** Try to acquire the mutex without blocking.
55 @param Mutex handle to a created mutex.
57 @retval False if it could not be acquired.
59 SAL_DLLPUBLIC sal_Bool SAL_CALL
osl_tryToAcquireMutex(oslMutex Mutex
);
61 /** Release the mutex.
63 @param Mutex handle to a created mutex.
64 @retval False if system-call fails.
66 SAL_DLLPUBLIC sal_Bool SAL_CALL
osl_releaseMutex(oslMutex Mutex
);
68 /** Returns a unique and global mutex.
70 @return the global mutex.
72 SAL_DLLPUBLIC oslMutex
* SAL_CALL
osl_getGlobalMutex(void);
78 #endif // INCLUDED_OSL_MUTEX_H
80 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */