BSL_SAL_Atoi BSL_SAL_Calloc BSL_SAL_CleanseData BSL_SAL_ClearFree BSL_SAL_CondSignal BSL_SAL_CondTimedwaitMs BSL_SAL_CondVar BSL_SAL_CreateCondVar BSL_SAL_CurrentSysTimeGet BSL_SAL_DateTimeCompare BSL_SAL_DateTimeCompareByUs BSL_SAL_DateToUtcTimeConvert BSL_SAL_DeleteCondVar BSL_SAL_Dump BSL_SAL_FileClose BSL_SAL_FileLength BSL_SAL_FileOpen BSL_SAL_FileRead BSL_SAL_FileWrite BSL_SAL_Free BSL_SAL_Ioctlsocket BSL_SAL_Malloc BSL_SAL_MemCallback BSL_SAL_Memchr BSL_SAL_Mutex BSL_SAL_Realloc BSL_SAL_RegMemCallback BSL_SAL_RegThreadCallback BSL_SAL_Select BSL_SAL_SetSockopt BSL_SAL_Sleep BSL_SAL_SockBind BSL_SAL_SockClose BSL_SAL_SockConnect BSL_SAL_Socket BSL_SAL_SockGetLastSocketError BSL_SAL_SockListen BSL_SAL_SockRecv BSL_SAL_SockSend BSL_SAL_StrcaseCmp BSL_SAL_Strnlen BSL_SAL_SysTimeFuncReg BSL_SAL_SysTimeGet BSL_SAL_ThreadCallback BSL_SAL_ThreadClose BSL_SAL_ThreadCreate BSL_SAL_ThreadGetId BSL_SAL_ThreadId BSL_SAL_ThreadInitRoutine BSL_SAL_ThreadLockFree BSL_SAL_ThreadLockHandle BSL_SAL_ThreadLockNew BSL_SAL_ThreadReadLock BSL_SAL_ThreadRunOnce BSL_SAL_ThreadUnlock BSL_SAL_ThreadWriteLock BSL_SAL_Tick BSL_SAL_TicksPerSec BSL_SAL_UtcTimeToDateConvert BslTimeFunc BslUnixTime pfFree pfMalloc pfThreadGetId pfThreadLockFree pfThreadLockNew pfThreadReadLock pfThreadUnlock pfThreadWriteLock

BSL_SAL_FileLength() int32_t BSL_SAL_FileLength ( const char *  path, size_t *  len  ) Obtain the file length. Obtain the file length. Attention none Parameters path [IN] File path len [OUT] File length Return values BSL_SUCCESS,succeeded BSL_SAL_ERR_UNKNOWN,fails BSL_NULL_INPUT,parameter error