P2P - DIP4 message updates

Add SML entry
Update hexdump to include new fields
Add getmnlistd and mnlistdiff to cross ref

_autocrossref.yaml

@@ -69,6 +69,8 @@ fiat:
 '`getheaders` messages': getheaders message
 '`getaddr` message': getaddr message
 '`getaddr` messages': getaddr message
+'`getmnlistd` message': getmnlistd message
+'`getmnlistd` messages': getmnlistd message
 '`getsporks` message': getsporks message
 '`getsporks` messages': getsporks message
 '`govobj` message': govobj message
@@ -114,6 +116,8 @@ micropayment channels: micropayment channel
 '`mnb` messages': mnb message
 '`mnget` message': mnget message
 '`mnget` messages': mnget message
+'`mnlistdiff` message': mnlistdiff message
+'`mnlistdiff` messages': mnlistdiff message
 '`mnp` message': mnp message
 '`mnp` messages': mnp message
 '`mnv` message': mnv message

_config.yml

@@ -514,7 +514,7 @@ devsearches:
     - "DIP4: Simplified Verification of Deterministic Masternode Lists": "https://github.com/dashpay/dips/blob/master/dip-0004.md"
     - "DIP5: Blockchain Users": "https://github.com/dashpay/dips/blob/master/dip-0005.md"
     - "DIP6: Long-Living Masternode Quorums": "https://github.com/dashpay/dips/blob/master/dip-0006.md"
-    - "DIP7: LLMQ Signing Requests / Sessions": "https://github.com/dashpay/dips/blob/master/dip-0007.md"    
+    - "DIP7: LLMQ Signing Requests / Sessions": "https://github.com/dashpay/dips/blob/master/dip-0007.md"
 
   ## Bitcoin P2P Protocol messages documented on Bitcoin.org
   "P2P Messages":
@@ -532,10 +532,12 @@ devsearches:
     - "getblocktxn": "/en/developer-reference#getblocktxn"
     - "getdata": "/en/developer-reference#getdata"
     - "getheaders": "/en/developer-reference#getheaders"
+    - "getmnlistd": "/en/developer-reference#getmnlistd"
     - "headers": "/en/developer-reference#headers"
     - "inv": "/en/developer-reference#inv"
     - "mempool": "/en/developer-reference#mempool"
     - "merkleblock": "/en/developer-reference#merkleblock"
+    - "mnlistdiff": "/en/developer-reference#mnlistdiff"
     - "notfound": "/en/developer-reference#notfound"
     - "ping": "/en/developer-reference#ping"
     - "pong": "/en/developer-reference#pong"

_includes/devdoc/ref_p2p_networking.md

@@ -550,8 +550,10 @@ to the `getheaders` message will include as many as 2,000 block headers.
 
 *Added in protocol version 70213*
 
-The `getmnlistd` message is sent to request a full masternode list or an
-update to a previously requested masternode list.
+The `getmnlistd` message requests a `mnlistdiff` message that provides either:
+
+  1. A full masternode list (if `baseBlockHash` is all-zero)
+  2. An update to a previously requested masternode list
 
 | Bytes | Name | Data type | Required | Description |
 | ---------- | ----------- | --------- | -------- | -------- |
@@ -899,7 +901,19 @@ requested either a full masternode list or a diff for a range of blocks.
 | variable | merkleFlags | vector<uint8_t> | Required | Merkle flag bits, packed per 8 in a byte, least significant bit first
 | variable | cbTx | CTransaction | Required | The fully serialized coinbase transaction of `blockHash`
 | variable | deletedMNs | vector | Required | A list of ProRegTx hashes for masternode which were deleted after `baseBlockHash`
-| variable | mnList | vector | Required | The list of SML entries which were added or updated since `baseBlockHash`
+| variable | mnList | vector | Required | The list of Simplified Masternode List (SML) entries which were added or updated since `baseBlockHash`
+
+Simplified Masternode List (SML) Entry
+
+| Bytes | Name | Data type | Description |
+| ---------- | ----------- | -------- | -------- |
+| 32 | proRegTxHash | uint256 | The hash of the ProRegTx that identifies the masternode
+| 32 | confirmedHash | uint256 | The hash of the block at which the masternode got confirmed
+| 16 | ipAddress | byte[] | IPv6 address in network byte order. Only IPv4 mapped addresses are allowed (to be extended in the future)
+| 2 | port | uint_16 | Port (network byte order)
+| 48 | pubKeyOperator | BLSPubKey | The operators public key
+| 20 |keyIDVoting | CKeyID | The public key hash used for voting.
+| 1 | isValid | bool | True if a masternode is not PoSe-banned
 
 The following annotated hexdump shows a `mnlistdiff` message. (The
 message header has been omitted.)
@@ -937,6 +951,10 @@ Masternode List
 | Masternode 1
 | | 01040eb32f760490054543356cff4638
 | | 65633439dd073cffa570305eb086f70e ....... ProRegTx hash
+| |
+| | 000001ee5108348a2c59396da29dc576
+| | 9b2a9bb303d7577aee9cd95136c49b9b ....... Confirmed block hash
+| |
 | | 00000000000000000000000000000000 ....... IP Address: ::ffff:0.0.0.0
 | | 0000 ................................... Port: 0
 | |
@@ -944,10 +962,16 @@ Masternode List
 | | 0000000000000000000000000000000000000000
 | | 0000000000000000 ....................... Operator public key (BLS)
 | | c2ae01fb4084cbc3bc31e7f59b36be228a320404 Voting pubkey hash (ECDSA)
+| |
+| | 0 ...................................... Valid (0 - No)
 |
 | Masternode 2
 | | f7737beb39779971e9bc59632243e13f
 | | c5fc9ada93b69bf48c2d4c463296cd5a ....... ProRegTx hash
+| |
+| | 0000030f51f12e7069a7aa5f1bc9085d
+| | db3fe368976296fd3b6d73fdaf898cc0 ....... Confirmed block hash
+| |
 | | 000000000000000000000000cf9af40d ....... IP Address: ::ffff:207.154.244.13
 | | 4e1f ................................... Port: 19999
 | |
@@ -955,6 +979,8 @@ Masternode List
 | | de4a8db4d76fda6d6985dbdf10404fb9bb5cd0e8
 | | c22f4a914a6c5566 ....................... Operator public key (BLS)
 | | 43ce12751c4ba45dcdfe2c16cefd61461e17a54d Voting pubkey hash (ECDSA)
+| |
+| | 1 ...................................... Valid (1 - Yes)
 {% endhighlight %}
 
 {% endautocrossref %}

_includes/references.md

@@ -234,6 +234,7 @@ http://opensource.org/licenses/MIT.
 [getblocktxn message]: /en/developer-reference#getblocktxn "A P2P protocol message used to request transactions from a compact block"
 [getdata message]: /en/developer-reference#getdata "A P2P protocol message used to request one or more transactions, blocks, or merkle blocks"
 [getheaders message]: /en/developer-reference#getheaders "A P2P protocol message used to request a range of block headers"
+[getmnlistd message]: /en/developer-reference#getmnlistd "A P2P protool message used to request a simplified masternode list"
 [getsporks message]: /en/developer-reference#getsporks "A P2P network message used to request the status of sporks"
 [govobj message]: /en/developer-reference#govobj "A P2P network message used to send governance objects (proposals, etc.)"
 [govobjvote message]: /en/developer-reference#govobjvote "A P2P network message used to send governance object votes"
@@ -245,6 +246,7 @@ http://opensource.org/licenses/MIT.
 [merkleblock message]: /en/developer-reference#merkleblock "A P2P protocol message used to request a filtered block useful for SPV proofs"
 [mnb message]: /en/developer-reference#mnb "A P2P protocol message used to describe the masternode entry and how to validate messages from it"
 [mnget message]: /en/developer-reference#mnget "A P2P protocol message that requests masternode payment sync"
+[mnlistdiff message]: /en/developer-reference#mnlistdiff "A P2P protocol message used to send a diff of simplified masternode list entries between two blocks"
 [mnp message]: /en/developer-reference#mnp "A P2P protocol message sent by masternodes every few minutes to ping the network with a message that propagates across the whole network"
 [mnv message]: /en/developer-reference#mnv "A P2P protocol message used by masternodes to verify other masternode's IP Addresses."
 [mnw message]: /en/developer-reference#mnw "A P2P protocol message used to pick the next winning masternode (payee)"