Add NSH ping command

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@870 42af7a65-404d-4744-a932-0658087f49c3

1 files changed, 33 insertions, 23 deletions

diff --git a/nuttx/netutils/uiplib/uiplib.c b/nuttx/netutils/uiplib/uiplib.c
index a60d5743b..4dd2e31da 100644
--- a/nuttx/netutils/uiplib/uiplib.c
+++ b/nuttx/netutils/uiplib/uiplib.c
@@ -46,33 +46,43 @@
 #include <net/uip/uip.h>
 #include <net/uip/uip-lib.h>
 
-unsigned char uiplib_ipaddrconv(char *addrstr, unsigned char *ipaddr)
+boolean uiplib_ipaddrconv(const char *addrstr, ubyte *ipaddr)
 {
   unsigned char tmp;
   char c;
-  unsigned char i, j;
+  unsigned char i;
+  unsigned char j;
 
   tmp = 0;
 
-  for(i = 0; i < 4; ++i) {
-    j = 0;
-    do {
-      c = *addrstr;
-      ++j;
-      if(j > 4) {
-	return 0;
-      }
-      if(c == '.' || c == 0) {
-	*ipaddr = tmp;
-	++ipaddr;
-	tmp = 0;
-      } else if(c >= '0' && c <= '9') {
-	tmp = (tmp * 10) + (c - '0');
-      } else {
-	return 0;
-      }
-      ++addrstr;
-    } while(c != '.' && c != 0);
-  }
-  return 1;
+  for (i = 0; i < 4; ++i)
+    {
+      j = 0;
+      do
+        {
+          c = *addrstr;
+          ++j;
+          if (j > 4)
+           {
+             return FALSE;
+           }
+          if (c == '.' || c == 0)
+            {
+              *ipaddr = tmp;
+              ++ipaddr;
+              tmp = 0;
+            }
+          else if(c >= '0' && c <= '9')
+            {
+              tmp = (tmp * 10) + (c - '0');
+            }
+          else
+            {
+              return FALSE;
+            }
+          ++addrstr;
+        }
+      while(c != '.' && c != 0);
+    }
+  return TRUE;
 }