Add API to retrieve Leader Data information. (#231)

src/cli/cli.cpp

@@ -60,6 +60,7 @@ const struct Command Interpreter::sCommands[] =
     { "extpanid", &ProcessExtPanId },
     { "ipaddr", &ProcessIpAddr },
     { "keysequence", &ProcessKeySequence },
+    { "leaderdata", &ProcessLeaderData },
     { "leaderweight", &ProcessLeaderWeight },
     { "masterkey", &ProcessMasterKey },
     { "mode", &ProcessMode },
@@ -490,6 +491,23 @@ exit:
     AppendResult(error);
 }
 
+void Interpreter::ProcessLeaderData(int argc, char *argv[])
+{
+    ThreadError error;
+    otLeaderData leaderData;
+
+    SuccessOrExit(error = otGetLeaderData(&leaderData));
+
+    sServer->OutputFormat("Partition ID: %d\r\n", leaderData.mPartitionId);
+    sServer->OutputFormat("Weighting: %d\r\n", leaderData.mWeighting);
+    sServer->OutputFormat("Data Version: %d\r\n", leaderData.mDataVersion);
+    sServer->OutputFormat("Stable Data Version: %d\r\n", leaderData.mStableDataVersion);
+    sServer->OutputFormat("Leader Router ID: %d\r\n", leaderData.mLeaderRouterId);
+
+exit:
+    AppendResult(error);
+}
+
 void Interpreter::ProcessLeaderWeight(int argc, char *argv[])
 {
     ThreadError error = kThreadError_None;

src/cli/cli.hpp

@@ -100,6 +100,7 @@ private:
     static ThreadError ProcessIpAddrAdd(int argc, char *argv[]);
     static ThreadError ProcessIpAddrDel(int argc, char *argv[]);
     static void ProcessKeySequence(int argc, char *argv[]);
+    static void ProcessLeaderData(int argc, char *argv[]);
     static void ProcessLeaderWeight(int argc, char *argv[]);
     static void ProcessMasterKey(int argc, char *argv[]);
     static void ProcessMode(int argc, char *argv[]);