47 STATIC INLINE VOID SetAddPollWaitFlag(struct PollTable *table, BOOL addQueueFlag)  in SetAddPollWaitFlag()  argument
49     table->addQueueFlag = addQueueFlag;  in SetAddPollWaitFlag()
52 STATIC VOID DestroyPollWait(struct PollTable *table)  in DestroyPollWait()  argument
55     struct PollWaitNode *waitNode = table->node;  in DestroyPollWait()
62     if (LOS_SemDelete(table->sem) != LOS_OK) {  in DestroyPollWait()
67 STATIC VOID AddPollWaitQueue(struct PollWaitQueue *waitQueue, struct PollTable *table)  in AddPollWaitQueue()  argument
76     waitNode->table = table;  in AddPollWaitQueue()
78     table->node = waitNode;  in AddPollWaitQueue()
82 STATIC INT32 WaitSemTime(struct PollTable *table, UINT32 timeout)  in WaitSemTime()  argument
85         return LOS_SemPend(table->sem, LOS_MS2Tick(timeout));  in WaitSemTime()
87         return LOS_SemPend(table->sem, LOS_WAIT_FOREVER);  in WaitSemTime()
91 STATIC INT32 QueryFds(struct pollfd *fds, nfds_t nfds, struct PollTable *table)  in QueryFds()  argument
97     if (((nfds != 0) && (fds == NULL)) || (table == NULL)) {  in QueryFds()
108         table->event = tmpFds->events | POLLERR | POLLHUP;  in QueryFds()
110         ret = PollQueryFd(tmpFds->fd, table);  in QueryFds()
119             SetAddPollWaitFlag(table, FALSE);  in QueryFds()
137         if (!event || (event & waitNode->table->event)) {  in PollNotify()
138             if (LOS_SemPost(waitNode->table->sem) != LOS_OK) {  in PollNotify()
146 VOID PollWait(struct PollWaitQueue *waitQueue, struct PollTable *table)  in PollWait()  argument
148     if ((waitQueue == NULL) || (table == NULL)) {  in PollWait()
152     if (table->addQueueFlag == TRUE) {  in PollWait()
153         AddPollWaitQueue(waitQueue, table);  in PollWait()
157 STATIC INLINE INT32 PollTimedWait(struct pollfd *fds, nfds_t nfds, struct PollTable *table, INT32 t…  in PollTimedWait()  argument
172             ret = WaitSemTime(table, 0);  in PollTimedWait()
188             ret = WaitSemTime(table, left);  in PollTimedWait()
194         count = QueryFds(fds, nfds, table);  in PollTimedWait()
202     struct PollTable table = {0};  in poll()  local
205     if (LOS_SemCreate(0, &table.sem) != LOS_OK) {  in poll()
210     SetAddPollWaitFlag(&table, ((timeout == 0) ? FALSE : TRUE));  in poll()
212     count = QueryFds(fds, nfds, &table);  in poll()
221     SetAddPollWaitFlag(&table, FALSE);  in poll()
223     count = PollTimedWait(fds, nfds, &table, timeout);  in poll()
226     DestroyPollWait(&table);  in poll()