74b043d98d
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@11896 a95241bf-73f2-0310-859d-f6bbb57e9c96
49 lines
1.5 KiB
C
49 lines
1.5 KiB
C
/*
|
|
* Copyright 2002-2005, Axel Dörfler, axeld@pinc-software.de.
|
|
* Distributed under the terms of the MIT License.
|
|
*
|
|
* Copyright 2001-2002, Travis Geiselbrecht. All rights reserved.
|
|
* Distributed under the terms of the NewOS License.
|
|
*/
|
|
#ifndef KERNEL_SEM_H
|
|
#define KERNEL_SEM_H
|
|
|
|
|
|
#include <OS.h>
|
|
#include <thread.h>
|
|
|
|
struct kernel_args;
|
|
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
extern status_t sem_init(struct kernel_args *args);
|
|
extern int sem_delete_owned_sems(team_id owner);
|
|
extern status_t sem_interrupt_thread(struct thread *t);
|
|
extern int32 sem_used_sems(void);
|
|
extern int32 sem_max_sems(void);
|
|
|
|
extern sem_id create_sem_etc(int32 count, const char *name, team_id owner);
|
|
|
|
/* user calls */
|
|
sem_id _user_create_sem(int32 count, const char *name);
|
|
status_t _user_delete_sem(sem_id id);
|
|
status_t _user_acquire_sem(sem_id id);
|
|
status_t _user_acquire_sem_etc(sem_id id, int32 count, uint32 flags, bigtime_t timeout);
|
|
status_t _user_switch_sem(sem_id releaseSem, sem_id id);
|
|
status_t _user_switch_sem_etc(sem_id releaseSem, sem_id id, int32 count, uint32 flags, bigtime_t timeout);
|
|
status_t _user_release_sem(sem_id id);
|
|
status_t _user_release_sem_etc(sem_id id, int32 count, uint32 flags);
|
|
status_t _user_get_sem_count(sem_id id, int32* thread_count);
|
|
status_t _user_get_sem_info(sem_id, struct sem_info *, size_t);
|
|
status_t _user_get_next_sem_info(team_id, int32 *, struct sem_info *, size_t);
|
|
status_t _user_set_sem_owner(sem_id id, team_id team);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* KERNEL_SEM_H */
|