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-rw-r--r--src/protocol.h9
-rw-r--r--src/validation.h2
2 files changed, 8 insertions, 3 deletions
diff --git a/src/protocol.h b/src/protocol.h
index bc31434515..cf1d40db77 100644
--- a/src/protocol.h
+++ b/src/protocol.h
@@ -246,9 +246,8 @@ const std::vector<std::string> &getAllNetMessageTypes();
enum ServiceFlags : uint64_t {
// Nothing
NODE_NONE = 0,
- // NODE_NETWORK means that the node is capable of serving the block chain. It is currently
- // set by all Bitcoin Core nodes, and is unset by SPV clients or other peers that just want
- // network services but don't provide them.
+ // NODE_NETWORK means that the node is capable of serving the complete block chain. It is currently
+ // set by all Bitcoin Core non pruned nodes, and is unset by SPV clients or other light clients.
NODE_NETWORK = (1 << 0),
// NODE_GETUTXO means the node is capable of responding to the getutxo protocol request.
// Bitcoin Core does not support this but a patch set called Bitcoin XT does.
@@ -264,6 +263,10 @@ enum ServiceFlags : uint64_t {
// NODE_XTHIN means the node supports Xtreme Thinblocks
// If this is turned off then the node will not service nor make xthin requests
NODE_XTHIN = (1 << 4),
+ // NODE_NETWORK_LIMITED means the same as NODE_NETWORK with the limitation of only
+ // serving the last 288 (2 day) blocks
+ // See BIP159 for details on how this is implemented.
+ NODE_NETWORK_LIMITED = (1 << 10),
// 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
diff --git a/src/validation.h b/src/validation.h
index 254f3e0754..0d22a82ffc 100644
--- a/src/validation.h
+++ b/src/validation.h
@@ -203,6 +203,8 @@ extern bool fPruneMode;
extern uint64_t nPruneTarget;
/** Block files containing a block-height within MIN_BLOCKS_TO_KEEP of chainActive.Tip() will not be pruned. */
static const unsigned int MIN_BLOCKS_TO_KEEP = 288;
+/** Minimum blocks required to signal NODE_NETWORK_LIMITED */
+static const unsigned int NODE_NETWORK_LIMITED_MIN_BLOCKS = 288;
static const signed int DEFAULT_CHECKBLOCKS = 6;
static const unsigned int DEFAULT_CHECKLEVEL = 3;