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Add NODE_NETWORK_LIMITED flags and min block amount constants

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Jonas Schnelli 2017-05-10 09:35:36 +02:00
parent 91eeaa0335
commit 7caba38568
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GPG key ID: 1EB776BB03C7922D
2 changed files with 8 additions and 3 deletions
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9
src/protocol.h
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@ -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

2
src/validation.h
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@ -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;