Stellar-overlay.x in stellar-base-0.9.0

- old
+ new

@@ -31,10 +31,11 @@
 
 struct Hello
 {
     uint32 ledgerVersion;
     uint32 overlayVersion;
+    uint32 overlayMinVersion;
     Hash networkID;
     string versionStr<100>;
     int listeningPort;
     NodeID peerID;
     AuthCert cert;
@@ -60,19 +61,19 @@
     {
     case IPv4:
         opaque ipv4[4];
     case IPv6:
         opaque ipv6[16];
-    } ip;
+    }
+    ip;
     uint32 port;
     uint32 numFailures;
 };
 
 enum MessageType
 {
     ERROR_MSG = 0,
-    HELLO = 1,
     AUTH = 2,
     DONT_HAVE = 3,
 
     GET_PEERS = 4, // gets a list of peers this guy knows about
     PEERS = 5,
@@ -83,11 +84,15 @@
     TRANSACTION = 8, // pass on a tx you have heard about
 
     // SCP
     GET_SCP_QUORUMSET = 9,
     SCP_QUORUMSET = 10,
-    SCP_MESSAGE = 11
+    SCP_MESSAGE = 11,
+    GET_SCP_STATE = 12,
+
+    // new messages
+    HELLO = 13
 };
 
 struct DontHave
 {
     MessageType type;
@@ -122,15 +127,20 @@
     uint256 qSetHash;
 case SCP_QUORUMSET:
     SCPQuorumSet qSet;
 case SCP_MESSAGE:
     SCPEnvelope envelope;
+case GET_SCP_STATE:
+    uint32 getSCPLedgerSeq; // ledger seq requested ; if 0, requests the latest
 };
 
-struct AuthenticatedMessage
+union AuthenticatedMessage switch (uint32 v)
 {
+case 0:
+    struct
+{
    uint64 sequence;
    StellarMessage message;
    HmacSha256Mac mac;
+    } v0;
 };
-
 }