minor: coding style

src/api/api_lib.c

@@ -883,7 +883,8 @@ netconn_gethostbyname(const char *name, ip_addr_t *addr)
 #endif /* LWIP_DNS*/
 
 #if LWIP_NETCONN_SEM_PER_THREAD
-void netconn_thread_init(void)
+void
+netconn_thread_init(void)
 {
   sys_sem_t *sem = LWIP_NETCONN_THREAD_SEM_GET();
   if ((sem == NULL) || !sys_sem_valid(sem)) {
@@ -893,7 +894,8 @@ void netconn_thread_init(void)
   }
 }
 
-void netconn_thread_cleanup(void)
+void
+netconn_thread_cleanup(void)
 {
   sys_sem_t *sem = LWIP_NETCONN_THREAD_SEM_GET();
   if ((sem != NULL) && sys_sem_valid(sem)) {

src/api/api_msg.c

@@ -58,7 +58,7 @@
 /* netconns are polled once per second (e.g. continue write on memory error) */
 #define NETCONN_TCP_POLL_INTERVAL 2
 
-#define SET_NONBLOCKING_CONNECT(conn, val)  do { if(val) { \
+#define SET_NONBLOCKING_CONNECT(conn, val)  do { if (val) { \
   (conn)->flags |= NETCONN_FLAG_IN_NONBLOCKING_CONNECT; \
 } else { \
   (conn)->flags &= ~ NETCONN_FLAG_IN_NONBLOCKING_CONNECT; }} while(0)
@@ -106,7 +106,7 @@ recv_raw(void *arg, struct raw_pcb *pcb, struct pbuf *p,
 #endif /* LWIP_SO_RCVBUF */
     /* copy the whole packet into new pbufs */
     q = pbuf_alloc(PBUF_RAW, p->tot_len, PBUF_RAM);
-    if(q != NULL) {
+    if (q != NULL) {
       if (pbuf_copy(q, p) != ERR_OK) {
         pbuf_free(q);
         q = NULL;
@@ -519,7 +519,7 @@ pcb_new(struct api_msg_msg *msg)
 #if LWIP_RAW
   case NETCONN_RAW:
     msg->conn->pcb.raw = raw_new(msg->msg.n.proto);
-    if(msg->conn->pcb.raw != NULL) {
+    if (msg->conn->pcb.raw != NULL) {
       raw_recv(msg->conn->pcb.raw, recv_raw, msg->conn);
     }
     break;
@@ -527,7 +527,7 @@ pcb_new(struct api_msg_msg *msg)
 #if LWIP_UDP
   case NETCONN_UDP:
     msg->conn->pcb.udp = udp_new();
-    if(msg->conn->pcb.udp != NULL) {
+    if (msg->conn->pcb.udp != NULL) {
 #if LWIP_UDPLITE
       if (NETCONNTYPE_ISUDPLITE(msg->conn->type)) {
         udp_setflags(msg->conn->pcb.udp, UDP_FLAGS_UDPLITE);
@@ -543,7 +543,7 @@ pcb_new(struct api_msg_msg *msg)
 #if LWIP_TCP
   case NETCONN_TCP:
     msg->conn->pcb.tcp = tcp_new();
-    if(msg->conn->pcb.tcp != NULL) {
+    if (msg->conn->pcb.tcp != NULL) {
       setup_tcp(msg->conn);
     }
     break;
@@ -723,7 +723,7 @@ netconn_drain(struct netconn *conn)
     while (sys_mbox_tryfetch(&conn->recvmbox, &mem) != SYS_MBOX_EMPTY) {
 #if LWIP_TCP
       if (NETCONNTYPE_GROUP(conn->type) == NETCONN_TCP) {
-        if(mem != NULL) {
+        if (mem != NULL) {
           p = (struct pbuf*)mem;
           /* pcb might be set to NULL already by err_tcp() */
           if (conn->pcb.tcp != NULL) {
@@ -876,7 +876,7 @@ lwip_netconn_do_close_internal(struct netconn *conn  WRITE_DELAYED_PARAM)
     }
 #endif /* LWIP_SO_LINGER */
   } else {
-    if(err == ERR_MEM) {
+    if (err == ERR_MEM) {
       /* Closing failed because of memory shortage */
       if (netconn_is_nonblocking(conn)) {
         /* Nonblocking close failed */

src/api/netdb.c

@@ -313,7 +313,7 @@ lwip_getaddrinfo(const char *nodename, const char *servname,
     /* service location specified, try to resolve */
     if ((hints != NULL) && (hints->ai_flags & AI_NUMERICHOST)) {
       /* no DNS lookup, just parse for an address string */
-      if(!ipaddr_aton(nodename, &addr)) {
+      if (!ipaddr_aton(nodename, &addr)) {
         return EAI_NONAME;
       }
 #if LWIP_IPV4 && LWIP_IPV6
@@ -328,7 +328,7 @@ lwip_getaddrinfo(const char *nodename, const char *servname,
       u8_t type = NETCONN_DNS_IPV4_IPV6;
       if (ai_family == AF_INET) {
         type = NETCONN_DNS_IPV4;
-      } else if(ai_family == AF_INET6) {
+      } else if (ai_family == AF_INET6) {
         type = NETCONN_DNS_IPV6;
       }
 #endif /* LWIP_IPV4 && LWIP_IPV6 */

src/api/sockets.c

@@ -142,7 +142,7 @@ static void sockaddr_to_ipaddr_port(const struct sockaddr* sockaddr, ip_addr_t*
 #define IS_SOCK_ADDR_ALIGNED(name)      ((((mem_ptr_t)(name)) % 4) == 0)
 
 
-#define LWIP_SOCKOPT_CHECK_OPTLEN(optlen, opttype) do { if((optlen) < sizeof(opttype)) { return EINVAL; }}while(0)
+#define LWIP_SOCKOPT_CHECK_OPTLEN(optlen, opttype) do { if ((optlen) < sizeof(opttype)) { return EINVAL; }}while(0)
 #define LWIP_SOCKOPT_CHECK_OPTLEN_CONN(sock, optlen, opttype) do { \
   LWIP_SOCKOPT_CHECK_OPTLEN(optlen, opttype); \
   if ((sock)->conn == NULL) { return EINVAL; } }while(0)
@@ -635,7 +635,7 @@ lwip_close(int s)
     return -1;
   }
 
-  if(sock->conn != NULL) {
+  if (sock->conn != NULL) {
     is_tcp = NETCONNTYPE_GROUP(netconn_type(sock->conn)) == NETCONN_TCP;
   } else {
     LWIP_ASSERT("sock->lastdata == NULL", sock->lastdata == NULL);
@@ -1702,7 +1702,7 @@ lwip_shutdown(int s, int how)
     shut_rx = 1;
   } else if (how == SHUT_WR) {
     shut_tx = 1;
-  } else if(how == SHUT_RDWR) {
+  } else if (how == SHUT_RDWR) {
     shut_rx = 1;
     shut_tx = 1;
   } else {
@@ -2391,7 +2391,7 @@ lwip_setsockopt_impl(int s, int level, int optname, const void *optval, socklen_
         LWIP_SOCKOPT_CHECK_OPTLEN_CONN_PCB_TYPE(sock, optlen, struct ip_mreq, NETCONN_UDP);
         inet_addr_to_ipaddr(&if_addr, &imr->imr_interface);
         inet_addr_to_ipaddr(&multi_addr, &imr->imr_multiaddr);
-        if(optname == IP_ADD_MEMBERSHIP) {
+        if (optname == IP_ADD_MEMBERSHIP) {
           if (!lwip_socket_register_membership(s, &if_addr, &multi_addr)) {
             /* cannot track membership (out of memory) */
             err = ENOMEM;

src/api/tcpip.c

@@ -559,11 +559,11 @@ tcpip_init(tcpip_init_done_fn initfunc, void *arg)
 
   tcpip_init_done = initfunc;
   tcpip_init_done_arg = arg;
-  if(sys_mbox_new(&mbox, TCPIP_MBOX_SIZE) != ERR_OK) {
+  if (sys_mbox_new(&mbox, TCPIP_MBOX_SIZE) != ERR_OK) {
     LWIP_ASSERT("failed to create tcpip_thread mbox", 0);
   }
 #if LWIP_TCPIP_CORE_LOCKING
-  if(sys_mutex_new(&lock_tcpip_core) != ERR_OK) {
+  if (sys_mutex_new(&lock_tcpip_core) != ERR_OK) {
     LWIP_ASSERT("failed to create lock_tcpip_core", 0);
   }
 #endif /* LWIP_TCPIP_CORE_LOCKING */