Lines Matching refs:NULL
88 if ((conn != NULL) && sys_mbox_valid(&conn->recvmbox)) { in recv_raw()
98 if(q != NULL) { in recv_raw()
101 q = NULL; in recv_raw()
105 if (q != NULL) { in recv_raw()
108 if (buf == NULL) { in recv_raw()
155 LWIP_ASSERT("recv_udp must have a pcb argument", pcb != NULL);
156 LWIP_ASSERT("recv_udp must have an argument", arg != NULL);
162 if ((conn == NULL) || !sys_mbox_valid(&conn->recvmbox) ||
165 if ((conn == NULL) || !sys_mbox_valid(&conn->recvmbox)) {
172 if (buf == NULL) {
222 LWIP_ASSERT("recv_tcp must have a pcb argument", pcb != NULL);
223 LWIP_ASSERT("recv_tcp must have an argument", arg != NULL);
227 if (conn == NULL) {
232 if (p != NULL) {
245 if (p != NULL) {
282 LWIP_ASSERT("conn != NULL", (conn != NULL));
295 if ((conn->pcb.tcp != NULL) && (tcp_sndbuf(conn->pcb.tcp) > TCP_SNDLOWAT) &&
318 LWIP_ASSERT("conn != NULL", (conn != NULL));
329 if ((conn->pcb.tcp != NULL) && (tcp_sndbuf(conn->pcb.tcp) > TCP_SNDLOWAT) &&
354 LWIP_ASSERT("conn != NULL", (conn != NULL));
356 conn->pcb.tcp = NULL;
378 sys_mbox_trypost(&conn->recvmbox, NULL);
383 sys_mbox_trypost(&conn->acceptmbox, NULL);
395 LWIP_ASSERT("conn->current_msg != NULL", conn->current_msg != NULL);
397 conn->current_msg = NULL;
402 LWIP_ASSERT("conn->current_msg == NULL", conn->current_msg == NULL);
447 if (newconn == NULL) {
461 tcp_arg(pcb, NULL);
462 tcp_recv(pcb, NULL);
463 tcp_sent(pcb, NULL);
464 tcp_poll(pcb, NULL, 4);
465 tcp_err(pcb, NULL);
467 newconn->pcb.tcp = NULL;
492 LWIP_ASSERT("pcb_new: pcb already allocated", msg->conn->pcb.tcp == NULL);
499 if(msg->conn->pcb.raw == NULL) {
509 if(msg->conn->pcb.udp == NULL) {
527 if(msg->conn->pcb.tcp == NULL) {
551 if(msg->conn->pcb.tcp == NULL) {
578 if (conn == NULL) {
579 return NULL;
584 conn->pcb.tcp = NULL;
630 conn->current_msg = NULL;
647 return NULL;
659 LWIP_ASSERT("PCB must be deallocated outside this function", conn->pcb.tcp == NULL);
696 if(mem != NULL) {
699 if (conn->pcb.tcp != NULL) {
721 if (conn->pcb.tcp != NULL) {
726 if (newconn->pcb.tcp != NULL) {
728 newconn->pcb.tcp = NULL;
752 LWIP_ASSERT("invalid conn", (conn != NULL));
755 LWIP_ASSERT("pcb already closed", (conn->pcb.tcp != NULL));
756 LWIP_ASSERT("conn->current_msg != NULL", conn->current_msg != NULL);
766 tcp_arg(conn->pcb.tcp, NULL);
769 tcp_accept(conn->pcb.tcp, NULL);
773 tcp_recv(conn->pcb.tcp, NULL);
774 tcp_accept(conn->pcb.tcp, NULL);
777 tcp_sent(conn->pcb.tcp, NULL);
780 tcp_poll(conn->pcb.tcp, NULL, 4);
781 tcp_err(conn->pcb.tcp, NULL);
793 conn->current_msg = NULL;
797 conn->pcb.tcp = NULL;
847 if (msg->conn->pcb.tcp != NULL) {
857 msg->conn->pcb.udp->recv_arg = NULL;
863 LWIP_ASSERT("already writing or closing", msg->conn->current_msg == NULL &&
876 msg->conn->pcb.tcp = NULL;
904 if (msg->conn->pcb.tcp != NULL) {
946 if (conn == NULL) {
952 (conn->current_msg != NULL) || IN_NONBLOCKING_CONNECT(conn));
954 if (conn->current_msg != NULL) {
962 conn->current_msg = NULL;
986 if (msg->conn->pcb.tcp == NULL) {
1070 if (msg->conn->pcb.tcp != NULL) {
1078 if (lpcb == NULL) {
1100 msg->conn->pcb.tcp = NULL;
1126 if (msg->conn->pcb.tcp != NULL) {
1176 if (msg->conn->pcb.tcp != NULL) {
1219 LWIP_ASSERT("conn != NULL", conn != NULL);
1221 LWIP_ASSERT("conn->current_msg != NULL", conn->current_msg != NULL);
1222 LWIP_ASSERT("conn->pcb.tcp != NULL", conn->pcb.tcp != NULL);
1319 conn->current_msg = NULL;
1353 } else if (msg->conn->pcb.tcp != NULL) {
1356 LWIP_ASSERT("already writing or closing", msg->conn->current_msg == NULL &&
1400 if (msg->conn->pcb.ip != NULL) {
1459 } else if ((msg->conn->pcb.tcp != NULL) && (msg->conn->type == NETCONN_TCP)) {
1468 LWIP_ASSERT("already writing or closing", msg->conn->current_msg == NULL &&
1497 if (msg->conn->pcb.tcp != NULL) {
1533 if (ipaddr == NULL) {