60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
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#ifndef __OSPSEMH__
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#define __OSPSEMH__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "ospTypes.h"
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#include <sched.h>
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#include <pthread.h>
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#include <semaphore.h>
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typedef enum /*SEM_B_STATE */
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{
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SEM_EMPTY, /* 0: semaphore not available */
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SEM_FULL /* 1: semaphore available */
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} SEM_B_STATE;
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#define SEM_TYPE_MUTEX 0x1
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#define SEM_TYPE_COUNT 0x2
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#define SEM_TYPE_BINARY 0x3
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typedef struct tag_lx_sem_t
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{
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union
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{
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pthread_mutex_t sem_mutex;
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sem_t sem_count;
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} u;
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int32_t sem_type;
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} lx_sem_t;
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extern OSP_STATUS osp_sem_taketry(void *semId);
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extern void *osp_semm_create(void);
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extern void *osp_semsm_create(void *semId);
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extern void *osp_semb_create(SEM_B_STATE initalState);
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extern void *osp_semc_create(int32_t initCount);
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extern OSP_STATUS osp_sem_take(void *semId, int32_t timeout);
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extern OSP_STATUS osp_sem_give(void *semId);
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extern OSP_STATUS osp_sem_delete(void *semId);
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extern OSP_STATUS osp_semr_take(void *semId, int32_t timeout);
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extern OSP_STATUS osp_sem_wtake(void *semId, int32_t timeout);
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extern OSP_STATUS osp_semrw_give(void *semId);
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extern void *osp_semss_create(void *sem);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __OSPSEMH__ */
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