100     if ((buf == NULL) || (telnetDev->cmdFifo == NULL)) {  in TelnetTx()
106     if (bufLen > telnetDev->cmdFifo->fifoNum) {  in TelnetTx()
107         bufLen = telnetDev->cmdFifo->fifoNum;  in TelnetTx()
117         telnetDev->cmdFifo->rxBuf[telnetDev->cmdFifo->rxIndex] = *buf;  in TelnetTx()
118         telnetDev->cmdFifo->rxIndex++;  in TelnetTx()
119         telnetDev->cmdFifo->rxIndex %= FIFO_MAX;  in TelnetTx()
122     telnetDev->cmdFifo->fifoNum -= bufLen;  in TelnetTx()
151     if (telnetDev->cmdFifo == NULL) {  in TelnetOpen()
155         telnetDev->cmdFifo = (TELNTE_FIFO_S *)malloc(sizeof(TELNTE_FIFO_S));  in TelnetOpen()
156         if (telnetDev->cmdFifo == NULL) {  in TelnetOpen()
160         (VOID)memset_s(telnetDev->cmdFifo, sizeof(TELNTE_FIFO_S), 0, sizeof(TELNTE_FIFO_S));  in TelnetOpen()
161         telnetDev->cmdFifo->fifoNum = FIFO_MAX;  in TelnetOpen()
183         free(telnetDev->cmdFifo);  in TelnetClose()
184         telnetDev->cmdFifo = NULL;  in TelnetClose()
207     if ((buf == NULL) || (telnetDev == NULL) || (telnetDev->cmdFifo == NULL)) {  in TelnetRead()
218     if (bufLen > (FIFO_MAX - telnetDev->cmdFifo->fifoNum)) {  in TelnetRead()
219         bufLen = FIFO_MAX - telnetDev->cmdFifo->fifoNum;  in TelnetRead()
223         *buf++ = telnetDev->cmdFifo->rxBuf[telnetDev->cmdFifo->rxOutIndex++];  in TelnetRead()
224         if (telnetDev->cmdFifo->rxOutIndex >= FIFO_MAX) {  in TelnetRead()
225             telnetDev->cmdFifo->rxOutIndex = 0;  in TelnetRead()
228     telnetDev->cmdFifo->fifoNum += bufLen;  in TelnetRead()
230     if (telnetDev->cmdFifo->fifoNum == FIFO_MAX) {  in TelnetRead()
252     if ((buf == NULL) || (telnetDev == NULL) || (telnetDev->cmdFifo == NULL)) {  in TelnetWrite()
319     if ((telnetDev == NULL) || (telnetDev->cmdFifo == NULL)) {  in TelnetPoll()
327     if (telnetDev->cmdFifo->fifoNum != FIFO_MAX) {  in TelnetPoll()
352     free(g_telnetDev.cmdFifo);  in TelnetedUnregister()
353     g_telnetDev.cmdFifo = NULL;  in TelnetedUnregister()
365     g_telnetDev.cmdFifo = NULL;  in TelnetedRegister()