Support network diagnostic feature. (#652)

* support network diagnostic

* add network diagnostic THCI implementation

include/openthread-types.h

@@ -139,6 +139,8 @@ typedef enum ThreadError
 
 #define OT_MASTER_KEY_SIZE         16  ///< Size of the Thread Master Key (bytes)
 
+#define OT_NUM_NETDIAG_TLV_TYPES   18  ///< Number of Network Diagnostic TLV types
+
 /**
  * This structure represents a Thread Master Key.
  *

include/openthread.h

@@ -2155,6 +2155,26 @@ ThreadError otBindUdpSocket(otUdpSocket *aSocket, otSockAddr *aSockName);
  */
 ThreadError otSendUdp(otUdpSocket *aSocket, otMessage aMessage, const otMessageInfo *aMessageInfo);
 
+/**
+ * Send a Network Diagnostic Get request
+ *
+ * @param[in]  aDestination   A pointer to destination address.
+ * @param[in]  aTlvTypes      An array of Network Diagnostic TLV types.
+ * @param[in]  aCount         Number of types in aTlvTypes
+ */
+ThreadError otSendDiagnosticGet(otInstance *aInstance, otIp6Address *aDestination, uint8_t aTlvTypes[], uint8_t aCount);
+
+/**
+ * Send a Network Diagnostic Reset request
+ *
+ * @param[in]  aInstance      A pointer to an OpenThread instance.
+ * @param[in]  aDestination   A pointer to destination address.
+ * @param[in]  aTlvTypes      An array of Network Diagnostic TLV types. Currently only Type 9 is allowed.
+ * @param[in]  aCount         Number of types in aTlvTypes
+ */
+ThreadError otSendDiagnosticReset(otInstance *aInstance, otIp6Address *aDestination, uint8_t aTlvTypes[],
+                                  uint8_t aCount);
+
 /**
  * @}
  *

include/platform/logging.h

@@ -87,6 +87,7 @@ typedef enum otLogRegion
     kLogRegionMem      = 8,  ///< Memory
     kLogRegionNcp      = 9,  ///< NCP
     kLogRegionMeshCoP  = 10, ///< Mesh Commissioning Protocol
+    kLogRegionNetDiag  = 11, ///< Network Diagnostic
 } otLogRegion;
 
 /**