POK
/home/jaouen/pok_official/pok/trunk/libpok/include/core/mutex.h
00001 /*
00002  *                               POK header
00003  * 
00004  * The following file is a part of the POK project. Any modification should
00005  * made according to the POK licence. You CANNOT use this file or a part of
00006  * this file is this part of a file for your own project
00007  *
00008  * For more information on the POK licence, please see our LICENCE FILE
00009  *
00010  * Please follow the coding guidelines described in doc/CODING_GUIDELINES
00011  *
00012  *                                      Copyright (c) 2007-2009 POK team 
00013  *
00014  * Created by julien on Thu Jan 15 23:34:13 2009 
00015  */
00016 
00017 
00018 #ifndef __POK_KERNEL_MUTEX_H__
00019 #define __POK_KERNEL_MUTEX_H__
00020 
00021 #include <types.h>
00022 #include <errno.h>
00023 
00024 typedef enum
00025 {
00026    POK_MUTEX_POLICY_STANDARD = 0,
00027    POK_MUTEX_POLICY_PIP      = 1,
00028    POK_MUTEX_POLICY_PCP      = 2
00029 }pok_mutex_policy_t;
00030 
00031 typedef struct
00032 {
00033    pok_mutex_policy_t policy; 
00034 }pok_mutex_attr_t;
00035 
00036 pok_ret_t pok_mutex_create (pok_mutex_id_t* id, pok_mutex_attr_t* attr);
00037 pok_ret_t pok_mutex_lock   (pok_mutex_id_t id);
00038 pok_ret_t pok_mutex_trylock (pok_mutex_id_t id, const uint64_t time);
00039 pok_ret_t pok_mutex_unlock (pok_mutex_id_t id);
00040 
00041 #endif