OsFlag.h

00001 /**
00002  *******************************************************************************
00003  * @file       OsFlag.h
00004  * @version    V1.1.4    
00005  * @date       2011.04.20
00006  * @brief      Evnet flag management header file
00007  * @details    This file including some defines and declares about flag management. 
00008  *******************************************************************************
00009  * @copy
00010  *
00011  * INTERNAL FILE,DON'T PUBLIC.
00012  * 
00013  * <h2><center>&copy; COPYRIGHT 2009 CooCox </center></h2>
00014  *******************************************************************************
00015  */ 
00016 
00017 
00018 #ifndef _FLAG_H
00019 #define _FLAG_H
00020 
00021 /**
00022  * @struct  FlagNode  flag.h    
00023  * @brief   Flag node struct
00024  * @details         
00025  */
00026 typedef struct FlagNode
00027 {
00028     struct FlagNode*  nextNode ;         /*!< A pointer to next flag node      */
00029     struct FlagNode*  prevNode ;         /*!< A pointer to prev flag node      */
00030     U32               waitFlags ;        /*!< Flag value                       */
00031     P_OSTCB           waitTask ;         /*!< A pointer to task waitting flag  */
00032     U8                waitType ;         /*!< Wait type                        */
00033 }FLAG_NODE,*P_FLAG_NODE;
00034 
00035 
00036 /**
00037  * @struct  Flag    flag.h      
00038  * @brief   Flag control block
00039  * @details This struct use to mange event flag.    
00040  */
00041 typedef struct Flag
00042 {
00043     U32           flagRdy ;              /*!< Ready flag                       */
00044     U32           resetOpt ;             /*!< Reset option                     */
00045     U32           flagActive ;           /*!< Active flag                      */
00046     P_FLAG_NODE   headNode ;             /*!< Head node                        */
00047     P_FLAG_NODE   tailNode ;             /*!< Tail node                        */
00048 }FCB,*P_FCB;
00049 
00050 
00051 /*---------------------------- Variable declare ------------------------------*/
00052 extern FCB FlagCrl ;                 
00053 
00054 /*---------------------------- Function declare ------------------------------*/
00055 extern void        RemoveLinkNode(P_FLAG_NODE pnode);
00056 #endif
00057