Description: fix indentations

Reviewed-by: jianghan

net/lwip-2.1/enhancement/src/api_shell.c

@@ -225,14 +225,14 @@ int netstat_netconn_sendq(struct netconn *conn);
     }                                                                                           \
 }
 
-#define ERR_IFCONFIG_STRING_PUT(ret, str)     do                                             \
-{                                                                                            \
+#define ERR_IFCONFIG_STRING_PUT(ret, str)                                                       \
+    do {                                                                                        \
         (ret) = snprintf_s(ifconfig_cmd->cb_print_buf + ifconfig_cmd->print_len,                \
                            PRINT_BUF_LEN - ifconfig_cmd->print_len,                             \
                            ((PRINT_BUF_LEN - ifconfig_cmd->print_len) - 1), (str));             \
         if (((ret) > 0) && ((unsigned int)(ret) < (PRINT_BUF_LEN - ifconfig_cmd->print_len)))   \
             ifconfig_cmd->print_len += (unsigned int)(ret);                                     \
-} while(0)
+    } while (0)                                                                                 \
 
 #define LWIP_MSECS_TO_SECS(time_in_msecs) (time_in_msecs / 1000)
 struct ifconfig_option {
@@ -2026,7 +2026,7 @@ DO_SELECT:
         }
 
         /* Accessing ip header and icmp header */
-    iphdr_resp = (struct ip_hdr*)(pbuf_resp->payload);
+        iphdr_resp = (struct ip_hdr *)(pbuf_resp->payload);
         ip_hlen = (s16_t)(IPH_HL(iphdr_resp) * 4);
         if (pbuf_header(pbuf_resp, (s16_t)(-ip_hlen))) {
             /* this failure will never happen, but failure handle is written just to be in safe side */
@@ -2389,11 +2389,11 @@ LWIP_STATIC int create_ping6_socket(u8_t type, const void *param)
 }
 
 /*
-  Function to parse the command line args for ping6 shell utility
-  @return:
-    Success: ERR_OK
-    Failure: -1
-*/
+ * Function to parse the command line args for ping6 shell utility
+ * @return:
+ *   Success: ERR_OK
+ *   Failure: -1
+ */
 LWIP_STATIC int parse_args_ping6(int argc, const char **argv, ping6_args_t *ping6_params)
 {
     int pingcount;
@@ -3619,7 +3619,7 @@ u32_t osTcpserver(int argc, const char **argv)
         return LOS_NOK;
     }
     reuse = 1;
-  if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char *) &reuse, sizeof(reuse)) != 0) {
+    if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, (const char *)&reuse, sizeof(reuse)) != 0) {
         (void)closesocket(sockfd);
         PRINTK("set SO_REUSEADDR failed\n");
         return LOS_NOK;
@@ -3630,7 +3630,7 @@ u32_t osTcpserver(int argc, const char **argv)
     seraddr.sin_addr.s_addr = htonl(INADDR_ANY);
     seraddr.sin_port = htons(port);
 
-  ret = bind(sockfd, (struct sockaddr*)&seraddr, sizeof(seraddr));
+    ret = bind(sockfd, (struct sockaddr *)&seraddr, sizeof(seraddr));
     if (ret < 0) {
         PRINTK("bind ip and port failed");
         (void)closesocket(sockfd);
@@ -3646,11 +3646,11 @@ u32_t osTcpserver(int argc, const char **argv)
     while (1) {
         PRINTK("waiting for accept\n");
         (void)memset_s(&cliaddr, sizeof(struct sockaddr_in), 0, sizeof(struct sockaddr_in));
-    ret = (int)accept(sockfd, (struct sockaddr*)&cliaddr, &cliaddr_size);
+        ret = (int)accept(sockfd, (struct sockaddr *)&cliaddr, &cliaddr_size);
         if (ret < 0) {
             (void)closesocket(sockfd);
             PRINTK("Accept failed, %d\n", ret);
-      break ;
+            break;
         }
         tcp_access(ret);
     }
@@ -3683,7 +3683,7 @@ void udpserver(int argc, const char **argv)
     /* Port 0 not supported , negative values not supported , max port limit is 65535 */
     if (iPortVal <= 0 || iPortVal > 65535) {
         PRINTK("\nUsage: Invalid Port\n");
-    return ;
+        return;
     }
 
     port = (uint16_t)iPortVal;
@@ -3701,14 +3701,14 @@ void udpserver(int argc, const char **argv)
     seraddr.sin_family = AF_INET;
     seraddr.sin_addr.s_addr = htonl(INADDR_ANY);
     seraddr.sin_port = htons(port);
-  ret = lwip_bind(sockfd, (struct sockaddr*)&seraddr, sizeof(seraddr));
+    ret = lwip_bind(sockfd, (struct sockaddr *)&seraddr, sizeof(seraddr));
     if (ret < 0) {
         PRINTK("bind ip and port failed:%d\n", errno);
         (void)closesocket(sockfd);
         return;
     }
 
-  while(1) {
+    while (1) {
         ret = recvfrom(sockfd, msg, MAX_SIZE - 1, 0, (struct sockaddr *)&cliaddr, (socklen_t *)&fromlen);
         if (ret >= 0) {
             n = strlen(msg);