Add NSH ping command

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

include/net/uip/uip-arch.h

@@ -366,5 +366,7 @@ extern uint16 uip_ipchksum(struct uip_driver_s *dev);
 extern uint16 uip_tcpchksum(struct uip_driver_s *dev);
 
 extern uint16 uip_udpchksum(struct uip_driver_s *dev);
+extern uint16 uip_icmpchksum(struct uip_driver_s *dev);
 
 #endif /* __UIP_ARCH_H */
+

include/net/uip/uip-icmp.h

@@ -194,4 +194,17 @@ struct uip_icmp_stats_s
  * Public Function Prototypes
  ****************************************************************************/
 
+#ifdef __cplusplus
+#define EXTERN extern "C"
+extern "C" {
+#else
+#define EXTERN extern
+#endif
+
+EXTERN int uip_ping(uip_ipaddr_t addr, uint16 id, uint16 seqno, uint16 datalen, int dsecs);
+
+#undef EXTERN
+#ifdef __cplusplus
+}
+#endif
 #endif /* __NET_UIP_UIP_ICMP_H */

include/net/uip/uip-lib.h

@@ -47,6 +47,7 @@
  ****************************************************************************/
 
 #include <nuttx/config.h>
+#include <sys/types.h>
 #include <pthread.h>
 #include <netinet/in.h>
 
@@ -85,7 +86,7 @@
  * Return: Non-zero If the IP address was parsed.
  */
 
-extern unsigned char uiplib_ipaddrconv(char *addrstr, unsigned char *addr);
+extern boolean uiplib_ipaddrconv(const char *addrstr, ubyte *addr);
 
 /* Get and set IP/MAC addresses */