/************** Begin of vos.h *******************************************/ /********************************************************** * 版权所有 (C)2002, 深圳市中兴通讯股份有限公司。 * * 文件名称： vos.h * 文件标识： * 内容摘要： 操作系统封装层头文件（主要是所包含头文件、数据结构、接口等） * 其它说明： 无 * 当前版本： V1.0 * 作 者： 王泽民 * 完成日期： 2003/08/10 * * 修改记录1： * 修改日期： * 版 本 号： * 修 改 人： * 修改内容： **********************************************************/ #ifndef _VOS_H_ #define _VOS_H_ #ifdef __cplusplus extern "C" { #endif #include "voscfg.h" /********************************************************** * 宏定义 * **********************************************************/ #define VOS_NULL 0x0 #define VOS_TRUE 1 #define VOS_FALSE 0 #define VOS_SUCCESS 0 /* PSOS返回值 */ #define VOS_PCBINDEXNO 0 /* 保存pcbindex的便条寄存器号 */ #define VOS_TASKPRINO 1 /* 保存任务优先级的便条寄存器号 */ #define VOS_TICKNUM 1 /* 中断的tick数 */ #define TIMER_SCAN_EVENT (WORD32)(1<<15) #define MEMLEAK_SCAN_EVENT (WORD32)(1<<16) #define MAX_LENGTH_BUF 512 #define VOS_NO_WAIT 0x0 #define VOS_WAIT_FOREVER -1 #define VOS_SEM_DELETE_SAFE 0x04 #define VOS_SEM_INVERSION_SAFE 0x08 #define VOS_VM_STATE_MASK_VALID 0x03 #define VOS_VM_STATE_MASK_WRITABLE 0x0c #define VOS_VM_STATE_MASK_CACHEABLE 0x30 #define VOS_VM_STATE_MASK_WBACK 0x40 #define VOS_VM_STATE_MASK_GLOBAL 0x80 #define VOS_VM_STATE_MASK_GUARDED 0x80 #define VOS_VM_STATE_VALID 0x01 #define VOS_VM_STATE_VALID_NOT 0x00 #define VOS_VM_STATE_WRITABLE 0x04 #define VOS_VM_STATE_WRITABLE_NOT 0x00 #define VOS_VM_STATE_CACHEABLE 0x10 #define VOS_VM_STATE_CACHEABLE_NOT 0x00 #define VOS_VM_STATE_WBACK 0x40 #define VOS_VM_STATE_WBACK_NOT 0x00 #define VOS_VM_STATE_GLOBAL 0x80 #define VOS_VM_STATE_GLOBAL_NOT 0x00 #define VOS_VM_STATE_GUARDED 0x80 #define VOS_VM_STATE_GUARDED_NOT 0x00 #define MAXCOUNTSEM 10000 #define VOS_MAX_PATH_LEN 50 #define VOS_MAX_FILENAME_LEN 60 #define VOS_MAX_EXP_FILENAME_LEN 8 #if OS_TYPE == OS_VXWORKS #define NULL_TASKID ERROR #define NULL_SEMID NULL #define NULL_MSGQID NULL #define NULL_MSGGET 0 #define DIR_CODE 0x2f /* 定义符号 "/" */ #define DIR_CONCATE_CODE "/" #endif #if OS_TYPE == OS_WINNT #define NULL_TASKID NULL #define NULL_SEMID NULL #define NULL_MSGQID NULL #define NULL_MSGGET 0 #define DIR_CODE 0x5c /* 定义符号" \" */ #define DIR_CONCATE_CODE "\\" #define RDONLY 0 #define WRONLY 1 #define RDWR 2 #define WINNT_ERROR -1 #endif #if OS_TYPE == OS_PSOS #define NULL_TASKID 0xffffffff #define NULL_SEMID 0xffffffff #define NULL_MSGQID 0xffffffff #define NULL_MSGGET 0xffffffff #define MSG_Q_FIFO 0x00 #define MSG_Q_PRIORITY 0x01 #define MSG_PRI_NORMAL 0x00 #define MSG_PRI_URGENT 0x01 #define RAM_BLOCKS 2*360 /* RAM disk块大小 */ #define RAM_PATH_LENGTH 80 #define MIN_EXPAN_BLOCKS 10 #endif #if OS_TYPE == OS_LINUX #ifdef VXWORKS_TO_LINUX #define NULL_TASKID ERROR #define NULL_SEMID NULL #define NULL_MSGQID NULL #else #define NULL_TASKID 0xffffffff #define NULL_SEMID 0xffffffff #define NULL_MSGQID 0xffffffff #endif #define NULL_MSGGET 0 #define DIR_CODE 0x2f /* 定义符号 "/" */ #endif #if OS_TYPE == OS_KLINUX #define NULL_TASKID ERROR #define NULL_SEMID NULL #define NULL_MSGQID NULL #define TRUE 1 #define FALSE 0 #define DIR_CONCATE_CODE "/" #define DIR_CODE 0x2f #define VOS_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR) /* 判断是否是目录 */ // #define malloc(size) __vmalloc(size,GFP_KERNEL |__GFP_HIGHMEM, PAGE_KERNEL) //#define free(buf) vfree(buf) #define printf printk #endif /************** SOCKET & TCP ***************/ #define NELEMENTS(array) (sizeof (array) / sizeof ((array) [0])) #ifndef HASMAX #ifndef max #define max(a,b) ((a)>(b)?(a):(b)) #endif #endif #ifndef HASMIN #ifndef min #define min(a,b) ((a)<(b)?(a):(b)) #endif #endif #if (OS_TYPE == OS_VXWORKS) #define SOCKET_ERROR ERROR #define SOMAXCONN 5 #define VOS_EWOULDBLOCK EWOULDBLOCK #define VOS_ECONNRESET ECONNRESET #endif #if (OS_TYPE == OS_WINNT) /* 数组中元素个数 */ ///(pclint检测注释掉该行)#define NELEMENTS(array) (sizeof (array) / sizeof ((array) [0])) #define CloseSocket closesocket #define bcopy(src,dst,size) memcpy(dst,src,size) #define errnoGet WSAGetLastError typedef long int STATUS ; #define VOS_EWOULDBLOCK WSAEWOULDBLOCK #define VOS_ECONNRESET WSAECONNRESET #endif #if ((OS_TYPE == OS_LINUX) ||(OS_TYPE == OS_KLINUX)) typedef unsigned long ULONG; #define errnoGet() errno #define SOCKET_ERROR ERROR #define SOMAXCONN 128 #define VOS_EWOULDBLOCK EWOULDBLOCK #define VOS_ECONNRESET ECONNRESET #endif #if ((OS_TYPE == OS_VXWORKS) || (OS_TYPE == OS_LINUX)||(OS_TYPE == OS_KLINUX)) typedef int SOCKET; #endif /**************** VOS TIMER *******************/ /* 时钟中断精度10ms */ #define TIMER_RESOLUTION 10 #if (OS_TYPE == OS_WINNT) #ifndef WIN32_LEAN_AND_MEAN #define WIN32_LEAN_AND_MEAN #endif #include #include #define VOS_TIMERCALLBACK LPTIMECALLBACK #define VOS_TIMER_ID WORD32 #define INVALID_VOS_TIMERID 0 #endif #if (OS_TYPE == OS_VXWORKS) #define VOS_TIMERCALLBACK FUNCPTR #define VOS_TIMER_ID WDOG_ID #define INVALID_VOS_TIMERID NULL #define TIMER_ONESHOT 0 #define TIMER_PERIODIC 1 #endif #if (OS_TYPE == OS_PSOS) #define VOS_TIMERCALLBACK LPVOID #define VOS_TIMER_ID WORD32 #define INVALID_VOS_TIMERID 0xffffffff #endif #if (OS_TYPE == OS_LINUX) typedef void(*VOS_TIMERCALLBACK)(int); #define VOS_TIMER_ID WORD32 #define INVALID_VOS_TIMERID 0 #endif #if (OS_TYPE == OS_KLINUX) #ifndef HZ #define HZ 100 #endif extern unsigned long volatile jiffies; typedef void(*VOS_TIMERCALLBACK)(WORD32); typedef struct timer_list *VOS_TIMER_ID; #define INVALID_VOS_TIMERID NULL #endif /**************** VOS VOLUME *******************/ #define VOLNAME_LENGTH 10 /********************************************************** * 类型定义 * **********************************************************/ #if OS_TYPE == OS_VXWORKS #define VOS_ISDIR(mode) ((mode & S_IFMT) == S_IFDIR) /* 判断是否是目录 */ #define VOS_ISCHR(mode) ((mode & S_IFMT) == S_IFCHR) /* 是否 是特殊字符 */ #define VOS_ISBLK(mode) ((mode & S_IFMT) == S_IFBLK) /* 判断是否是特殊块 */ #define VOS_ISREG(mode) ((mode & S_IFMT) == S_IFREG) /* 判断是否正规块 */ #define VOS_ISFIFO(mode) ((mode & S_IFMT) == S_IFIFO) /* 判断是否fifo */ #elif OS_TYPE== OS_WINNT #define VOS_ISDIR(mode) ((mode & _S_IFMT) == _S_IFDIR) /* 判断是否是目录 */ #define VOS_ISCHR(mode) ((mode & _S_IFMT) == _S_IFCHR) /* 是否 是特殊字符 */ #define VOS_ISBLK(mode) ((mode & _S_IFMT) == _S_IFBLK) /* 判断是否是特殊块 */ #define VOS_ISREG(mode) ((mode & _S_IFMT) == _S_IFREG) /* 判断是否正规块 */ #define VOS_ISFIFO(mode) ((mode & _S_IFMT) == _S_IFIFO) /* 判断是否fifo */ #endif /* ID类型定义 */ #if OS_TYPE == OS_VXWORKS typedef SWORD32 TASK_ID; typedef PART_ID MEMPART_ID; typedef FUNCPTR VOS_FUNCPTR; typedef WIND_TCB TASK_TCB; #endif #if OS_TYPE == OS_PSOS typedef WORD32 TASK_ID; typedef VOS_VOIDFUNCPTR VOS_FUNCPTR; typedef WORD32 SEM_ID; typedef WORD32 MSG_Q_ID; typedef WORD32 MEMPART_ID; #endif #if OS_TYPE == OS_WINNT typedef HANDLE TASK_ID; typedef HANDLE SEM_ID; typedef HANDLE MEMPART_ID; typedef HANDLE MSG_Q_ID; typedef LPTHREAD_START_ROUTINE VOS_FUNCPTR; #endif #if OS_TYPE == OS_LINUX typedef void VOID; typedef pthread_t TASK_ID; typedef sem_t * SEM_ID; #ifndef PART_ID #define PART_ID int #endif /*wenhm,050826*/ typedef PART_ID MEMPART_ID; typedef void* VOS_FUNCPTR; ///typedef void (*AutoRunHandler)(void); typedef WORD32 MSG_RECEIVE;/*yangyp*/ typedef WORD32 MSG_Q_ID; ///typedef FUNCPTR VOS_FUNCPTR; ///typedef WIND_TCB TASK_TCB; ///typedef WORD16 VOS_TIMER_ID;/*yangyp*/ ///typedef WORD32 SEM_ID; ///typedef SWORD32 TASK_ID; #endif #if OS_TYPE == OS_KLINUX typedef void VOID; typedef pthread_t TASK_ID; typedef sem_t* SEM_ID; /*typedef PART_ID MEMPART_ID; typedef FUNCPTR VOS_FUNCPTR; typedef WIND_TCB TASK_TCB;*/ typedef WORD32 MEMPART_ID; typedef void* VOS_FUNCPTR; typedef WORD32 MSG_RECEIVE;/*yangyp*/ typedef WORD16 VOS_TIMER_ID;/*yangyp*/ typedef WORD32 MSG_Q_ID; #endif /* VOS_STATUS: VOS层函数返回值 */ typedef enum { VOS_ERROR = -1, VOS_OK = 0, }VOS_STATUS; /* VOS_SEM_STATE 二进制信号量初始状态 */ typedef enum { VOS_SEM_EMPTY, VOS_SEM_FULL }VOS_SEM_STATE; /* 信号量队列类型:先进先出或优先级 */ typedef enum { VOS_SEM_Q_FIFO, VOS_SEM_Q_PRIORITY }VOS_SEM_QUEUE_TYPE; /* 消息优先级 */ typedef enum { VOS_MSG_PRI_NORMAL, VOS_MSG_PRI_URGENT }VOS_MSG_TYPE; /* 消息排队类型:先进先出或优先级 */ typedef enum { VOS_MSG_Q_FIFO, VOS_MSG_Q_PRIORITY }VOS_MSGQUE_TYPE; /* 任务状态 */ typedef enum { VOS_TASK_STATUS_NULL, VOS_TASK_STATUS_RUNNING, VOS_TASK_STATUS_READY, VOS_TASK_STATUS_PEND, VOS_TASK_STATUS_SUSPEND, VOS_TASK_STATUS_DEBUG, VOS_TASK_STATUS_DEAD }VOS_TASK_STATUS; /* 参数和返回值为VOID的函数定义 */ typedef VOID(*VOS_VOIDFUNCPTR)(VOID); /********************************************************** * 数据结构定义 * **********************************************************/ /* 系统时钟 */ typedef struct tagSYS_CLOCK { WORD16 wSysYear; WORD16 wSysMon; WORD16 wSysDay; WORD16 wSysHour; WORD16 wSysMin; WORD16 wSysSec; WORD16 wSysWeek; WORD16 wMilliSec; }T_SYS_CLOCK; #undef st_atime #undef st_mtime #undef st_ctime /* 文件状态描述 */ typedef struct tagFileStat { WORD32 st_dev; WORD32 st_ino; WORD16 st_mode; SWORD16 st_nlink; SWORD16 st_uid; SWORD16 st_gid; WORD32 st_rdev; SWORD32 st_size; SWORD32 st_atime; SWORD32 st_mtime; SWORD32 st_ctime; }T_FileStat; /* added by 温辉敏,文件的访问属性*/ enum Permissions { /// File has world execute permission WorldExecute = 1, /// File has world write permission WorldWrite = 2, /// File has world read permission WorldRead = 4, /// File has group execute permission GroupExecute = 8, /// File has group write permission GroupWrite = 16, /// File has group read permission GroupRead = 32, /// File has owner execute permission UserExecute = 64, /// File has owner write permission UserWrite = 128, /// File has owner read permission UserRead = 256, /// All possible permissions. AllPermissions = 0x1ff, /// Owner read & write plus group and world read permissions. DefaultPerms = UserRead|UserWrite|GroupRead|WorldRead, /// Owner read & write & execute plus group and world read & exectute permissions. DefaultDirPerms = DefaultPerms|UserExecute|GroupExecute|WorldExecute }; #if OS_TYPE == OS_WINNT /** 下面结构当和MINIAce一起使用时, os_dirent.h中相应的结构产生的冲突,而os_dirent.h结构中采用了ACE_LACKS_STRUCT_DIR才会生效, 因此可以设定vos.h中不采用ACE_LACKS_STRUCT_DIR宏定义时它的结构dirent才生效. added by wenhm in 2007.05.16 */ #ifndef ACE_LACKS_STRUCT_DIR /* 路径入口 */ struct dirent { unsigned short d_ino; unsigned short d_off; unsigned short d_reclen; CHAR d_name [VOS_MAX_FILENAME_LEN + 1]; }; #endif /* 目录项的定义 */ typedef struct { SWORD32 dd_fd; /* 打开目录的文件描述 */ SWORD32 dd_cookie; /* 目录中的文件特定标示filesys-specific marker within dir */ struct dirent dd_dirent; /* 路径入口 */ }DIR; #endif /********************************************************** * 函数原型 * **********************************************************/ /****************** 任务管理模块 ************************/ TASK_ID VOS_CreateTask(CHAR *pTaskName, SWORD32 priority, SWORD32 options, SWORD32 stackSize, VOS_FUNCPTR pTaskEntry, SWORD32 arg1, SWORD32 arg2, SWORD32 arg3, SWORD32 arg4, SWORD32 arg5, SWORD32 arg6, SWORD32 arg7, SWORD32 arg8, SWORD32 arg9, SWORD32 arg10); VOS_STATUS VOS_DeleteTask(TASK_ID taskId); VOS_STATUS VOS_SuspendTask(TASK_ID taskId); VOS_STATUS VOS_ResumeTask(TASK_ID taskId); VOS_STATUS VOS_SetPriority(TASK_ID TaskId, SWORD32 newPriority); SWORD32 VOS_GetPriority(TASK_ID TaskId); VOS_STATUS VOS_DelayTask(SWORD32 delayTime); TASK_ID VOS_GetSelfTaskID(VOID); VOS_STATUS VOS_SuspendSelf(VOID); VOS_TASK_STATUS VOS_GetTaskStatus(TASK_ID taskId); VOID VOS_CheckStack(TASK_ID taskId); /************** 二进制信号量与计数信号量 *****************/ SEM_ID VOS_CreateBSem(SWORD32 options, VOS_SEM_STATE initialState); SEM_ID VOS_CreateCSem(SWORD32 options, SWORD32 initialState); SEM_ID VOS_CreateMSem(SWORD32 options); VOS_STATUS VOS_DeleteSem(SEM_ID semId); VOS_STATUS VOS_TakeSem(SEM_ID semId, SWORD32 timeout); VOS_STATUS VOS_GiveSem(SEM_ID semId); /**************** 内存管理模块 ***************************/ MEMPART_ID VOS_CreateMemPart(CHAR *pPool, WORD32 poolSize); VOID *VOS_AllocMemPart(MEMPART_ID memPartId, WORD32 size); VOS_STATUS VOS_FreeMemPart(MEMPART_ID memPartId, CHAR *pBlock); CHAR *VOS_GetPhysMemTop(VOID); WORD32 VOS_GetRnFreeInfo(WORD32 dwRnId); /********************* 中断处理 ******* ******************/ SWORD32 VOS_LockInt(); VOID VOS_UnlockInt(SWORD32 dwLevel); /********************* 消息队列 **************************/ MSG_Q_ID VOS_CreateMsgQue(WORD32 dwMaxMsgNum, WORD32 dwMaxMsgLength, BYTE ucOptions); VOS_STATUS VOS_DeleteMsgQue(MSG_Q_ID wMsgId); VOS_STATUS VOS_SendMsg(MSG_Q_ID wMsgId, CHAR *pcMsgData, WORD32 dwlen, SWORD32 dwtimeout, BYTE ucPrior); WORD32 VOS_ReceiveMsg(MSG_Q_ID wMsgId, CHAR *pcMsgDataBuffer, WORD32 dwlen, SWORD32 iTimeout); WORD32 VOS_GetCurMsgs(MSG_Q_ID wMsgId); /********************* 时钟模块 **************************/ VOS_STATUS VOS_ConnectClk(VOS_VOIDFUNCPTR clkIntEntry); SWORD32 VOS_GetSysClkRate(VOID); WORD32 VOS_GetTick(); VOS_STATUS VOS_IniSysClk(T_SYS_CLOCK *pSysSoftClk); VOS_STATUS VOS_SetSysClkRate(SWORD32 sdTicPerSend); VOS_STATUS VOS_TimeSet(T_SYS_CLOCK *pSysSoftClk); VOS_STATUS VOS_TimeGet(T_SYS_CLOCK *pSysSoftClk); VOS_TIMER_ID VOS_RelTimer( WORD32 dwTimeLength, VOS_TIMERCALLBACK lpTimeProc, WORD32 dwUser, WORD32 dwEvents ); VOS_TIMER_ID VOS_AbsTimer( T_SYS_CLOCK tRelTimerSet, VOS_TIMERCALLBACK lpTimeProc, WORD32 dwUser, WORD32 dwEvents ); VOS_TIMER_ID VOS_PerTimer( WORD32 dwTimeLength, VOS_TIMERCALLBACK lpTimeProc, WORD32 dwUser, WORD32 dwEvents ); VOS_STATUS VOS_TimerKill(VOS_TIMER_ID TimerId); /********************* 错误异常 **************************/ SWORD32 VOS_GetErrno(VOID); VOID VOS_AddExcHook(VOS_FUNCPTR excHookEntry); /********************* 初始化VOS *************************/ VOS_STATUS VOS_InitVOS(VOID); /****************** 当前进程PCB操作 **********************/ VOS_STATUS VOS_SetCurPCBIndex(WORD16 wIndex); WORD16 VOS_GetCurPCBIndex(VOID); VOS_STATUS VOS_FreeTlsData(VOID); /****************** 事件模块 **********************/ VOS_STATUS VOS_SendEvent(TASK_ID taskId, WORD32 dwEvents); VOS_STATUS VOS_ReceiveEvent(WORD32 dwEvents, WORD32 dwTimeout, WORD32 *ptEventsR); /****************** 调试打印函数 **********************/ VOID VOS_Display(const CHAR *fmt, ... ); /********************文件系统模块**********************/ SWORD32 VOS_Create(CHAR *pcFileName); VOS_STATUS VOS_Delete(CHAR *pcFileName); SWORD32 VOS_Open(CHAR *pcFileName,SWORD32 sdwFlag,SWORD32 sdwMode); VOS_STATUS VOS_Close(SWORD32 sdwFileHandle); VOS_STATUS VOS_Rename(CHAR *pcOldFileName,CHAR *pcNewFileName); SWORD32 VOS_Read(SWORD32 sdFileHandle,VOID *pBuffer,SWORD32 sdCount); SWORD32 VOS_Write(SWORD32 sdFileHandle,VOID *pBuffer,SWORD32 sdCount); SWORD32 VOS_FileLength(CHAR *pcFileName); SWORD32 VOS_Lseek(SWORD32 sdFileHandle,SWORD32 sdOffset,SWORD32 sdOrigin); VOS_STATUS VOS_CreateDir(CHAR *pcDirName); VOS_STATUS VOS_DeleteDir(CHAR *pcDirName); VOS_STATUS VOS_RenameDir(CHAR *pcOldDirName,CHAR *pcNewDirName); DIR *VOS_OpenDir(CHAR *pcDirName); struct dirent *VOS_ReadDir(DIR *pDir); VOS_STATUS VOS_CloseDir(DIR *pDir); VOS_STATUS VOS_Stat(CHAR *pcFileName, T_FileStat *pStat); VOS_STATUS VOS_CreateMemDev(CHAR *pcRamDiskName, CHAR *pcRamAddr, SWORD32 sdwCHARsPerBlk, SWORD32 sdwBlksPerTrack, SWORD32 sdwNBlocks, SWORD32 sdwBlkOffset); VOS_STATUS VOS_StartFtpServer(LPVOID pLoginRtn, SWORD32 sdwStackSize); VOS_STATUS VOS_StopFtpServer(VOID); #if OS_TYPE == OS_PSOS VOS_STATUS VOS_FileSystemInit(VOID); #endif /****************** SOCKET **********************/ VOS_STATUS VOS_InitSocketLib(VOID); SOCKET VOS_Socket(SWORD32 family, SWORD32 type,SWORD32 protocol ); VOS_STATUS VOS_Bind(SWORD32 s, const struct sockaddr * name, SWORD32 namelen); VOS_STATUS VOS_Accept(SOCKET s ,struct sockaddr * addr,SWORD32* addrlen ); VOS_STATUS VOS_Listen(SOCKET s ,SWORD32 backlog ); SWORD32 VOS_Send(SOCKET s,const char * buffer,SWORD32 len, SWORD32 flags); SWORD32 VOS_Recv(SOCKET s,const char * buffer,SWORD32 len,SWORD32 flags); VOS_STATUS VOS_CloseSocket(SOCKET s); VOS_STATUS VOS_CleanUp(void); VOS_STATUS VOS_ConnectWithTimeout(SOCKET s, struct sockaddr * adrs, int adrsLen, struct timeval * timeVal ); SWORD32 VOS_SendTo(SOCKET s,const char *buffer,SWORD32 len, SWORD32 flags, struct sockaddr *to, int tolen ); SWORD32 VOS_SendSocketMsg(SOCKET s, struct msghdr *mp, SWORD32 flags); SWORD32 VOS_RecvFrom(SOCKET s,const char *buffer,SWORD32 len, SWORD32 flags, struct sockaddr *from, int * pFromLen); SWORD32 VOS_RecvSocketMsg(SOCKET s, struct msghdr *mp, SWORD32 flags); VOS_STATUS VOS_Shutdown(SOCKET s, int how); VOS_STATUS VOS_SetSockOpt (SOCKET s, int level, int optname, char * optval, int optlen ); VOS_STATUS VOS_GetSockOpt (SOCKET s, int level, int optname, char * optval, int *optlen ); VOS_STATUS VOS_GetSockName(SOCKET s, struct sockaddr * name, int * namelen); VOS_STATUS VOS_GetPeerName (SOCKET s, struct sockaddr * name, int * namelen); SWORD32 VOS_Select(int width, fd_set *pReadFds, fd_set * pWriteFds, fd_set * pExceptFds, struct timeval * pTimeOut); SWORD32 VOS_Ioctl(int fd, int function,int arg); /****************** Exec **********************/ VOS_STATUS VOS_Exec( const CHAR * strFile, ///要执行的程序名称 const CHAR * strArgs ///要传入的命令行参数 ); VOS_STATUS VOS_ExecByFork( const CHAR * strFile, ///要执行的程序名称 const CHAR * strArgs ///要传入的命令行参数 ); VOS_STATUS VOS_ForceDelete(CHAR *pcFileName); SWORD32 VOS_Chmod( const CHAR * pcFileName, ///文件名 int iPermissions ///要进行设置的文件属性 ); VOS_STATUS VOS_SetRLimit(const int iCoreFileSize); VOS_STATUS VOS_GetTimeOfDay(struct timeval *tv, struct timezone *tz); #ifdef __cplusplus } #endif #endif /************** End of vos.h *******************************************/