Merge pull request #4380

38405ac Add comment regarding experimental-use service bits (Peter Todd)
99ddc6c Add nLocalServices info to RPC getinfo (Peter Todd)

src/protocol.h

@@ -64,6 +64,14 @@ class CMessageHeader
 enum
 {
     NODE_NETWORK = (1 << 0),
+
+    // Bits 24-31 are reserved for temporary experiments. Just pick a bit that
+    // isn't getting used, or one not being used much, and notify the
+    // bitcoin-development mailing list. Remember that service bits are just
+    // unauthenticated advertisements, so your code must be robust against
+    // collisions and other cases where nodes may be advertising a service they
+    // do not actually support. Other service bits should be allocated via the
+    // BIP process.
 };
 
 /** A CService with information about it as peer */

src/rpcnet.cpp

@@ -80,7 +80,7 @@ Value getpeerinfo(const Array& params, bool fHelp)
             "  {\n"
             "    \"addr\":\"host:port\",      (string) The ip address and port of the peer\n"
             "    \"addrlocal\":\"ip:port\",   (string) local address\n"
-            "    \"services\":\"00000001\",   (string) The services\n"
+            "    \"services\":\"xxxxxxxxxxxxxxxx\",   (string) The services offered\n"
             "    \"lastsend\": ttt,           (numeric) The time in seconds since epoch (Jan 1 1970 GMT) of the last send\n"
             "    \"lastrecv\": ttt,           (numeric) The time in seconds since epoch (Jan 1 1970 GMT) of the last receive\n"
             "    \"bytessent\": n,            (numeric) The total bytes sent\n"
@@ -115,7 +115,7 @@ Value getpeerinfo(const Array& params, bool fHelp)
         obj.push_back(Pair("addr", stats.addrName));
         if (!(stats.addrLocal.empty()))
             obj.push_back(Pair("addrlocal", stats.addrLocal));
-        obj.push_back(Pair("services", strprintf("%08x", stats.nServices)));
+        obj.push_back(Pair("services", strprintf("%016x", stats.nServices)));
         obj.push_back(Pair("lastsend", stats.nLastSend));
         obj.push_back(Pair("lastrecv", stats.nLastRecv));
         obj.push_back(Pair("bytessent", stats.nSendBytes));
@@ -344,6 +344,7 @@ Value getnetworkinfo(const Array& params, bool fHelp)
             "{\n"
             "  \"version\": xxxxx,           (numeric) the server version\n"
             "  \"protocolversion\": xxxxx,   (numeric) the protocol version\n"
+            "  \"localservices\": \"xxxxxxxxxxxxxxxx\",   (string) the services we offer to the network\n"
             "  \"timeoffset\": xxxxx,        (numeric) the time offset\n"
             "  \"connections\": xxxxx,       (numeric) the number of connections\n"
             "  \"proxy\": \"host:port\",     (string, optional) the proxy used by the server\n"
@@ -365,6 +366,7 @@ Value getnetworkinfo(const Array& params, bool fHelp)
     Object obj;
     obj.push_back(Pair("version",       (int)CLIENT_VERSION));
     obj.push_back(Pair("protocolversion",(int)PROTOCOL_VERSION));
+    obj.push_back(Pair("localservices",       strprintf("%016x", nLocalServices)));
     obj.push_back(Pair("timeoffset",    GetTimeOffset()));
     obj.push_back(Pair("connections",   (int)vNodes.size()));
     obj.push_back(Pair("proxy",         (proxy.first.IsValid() ? proxy.first.ToStringIPPort() : string())));