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net: use an interface class rather than signals for message processing

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Drop boost signals in favor of a stateful class. This will allow the message
processing loop to actually move to net_processing in a future step.
This commit is contained in:
Cory Fields
2017-07-06 13:40:09 -04:00
parent 28f11e9406
commit 8ad663c1fa
8 changed files with 103 additions and 126 deletions
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36
src/net_processing.h
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@@ -22,22 +22,32 @@ static const unsigned int DEFAULT_BLOCK_RECONSTRUCTION_EXTRA_TXN = 100;
static constexpr int64_t HEADERS_DOWNLOAD_TIMEOUT_BASE = 15 * 60 * 1000000; // 15 minutes
static constexpr int64_t HEADERS_DOWNLOAD_TIMEOUT_PER_HEADER = 1000; // 1ms/header
/** Register with a network node to receive its signals */
void RegisterNodeSignals(CNodeSignals& nodeSignals);
/** Unregister a network node */
void UnregisterNodeSignals(CNodeSignals& nodeSignals);
class PeerLogicValidation : public CValidationInterface {
class PeerLogicValidation : public CValidationInterface, public NetEventsInterface {
private:
CConnman* connman;
public:
explicit PeerLogicValidation(CConnman* connmanIn);
explicit PeerLogicValidation(CConnman* connman);
void BlockConnected(const std::shared_ptr<const CBlock>& pblock, const CBlockIndex* pindexConnected, const std::vector<CTransactionRef>& vtxConflicted) override;
void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) override;
void BlockChecked(const CBlock& block, const CValidationState& state) override;
void NewPoWValidBlock(const CBlockIndex *pindex, const std::shared_ptr<const CBlock>& pblock) override;
void InitializeNode(CNode* pnode, CConnman* connman) override;
void FinalizeNode(NodeId nodeid, bool& fUpdateConnectionTime) override;
/** Process protocol messages received from a given node */
bool ProcessMessages(CNode* pfrom, CConnman* connman, std::atomic<bool>& interrupt) override;
/**
* Send queued protocol messages to be sent to a give node.
*
* @param[in] pto The node which we are sending messages to.
* @param[in] connman The connection manager for that node.
* @param[in] interrupt Interrupt condition for processing threads
* @return True if there is more work to be done
*/
bool SendMessages(CNode* pto, CConnman* connman, std::atomic<bool>& interrupt) override;
};
struct CNodeStateStats {
@@ -52,16 +62,4 @@ bool GetNodeStateStats(NodeId nodeid, CNodeStateStats &stats);
/** Increase a node's misbehavior score. */
void Misbehaving(NodeId nodeid, int howmuch);
/** Process protocol messages received from a given node */
bool ProcessMessages(CNode* pfrom, CConnman* connman, const std::atomic<bool>& interrupt);
/**
* Send queued protocol messages to be sent to a give node.
*
* @param[in] pto The node which we are sending messages to.
* @param[in] connman The connection manager for that node.
* @param[in] interrupt Interrupt condition for processing threads
* @return True if there is more work to be done
*/
bool SendMessages(CNode* pto, CConnman* connman, const std::atomic<bool>& interrupt);
#endif // BITCOIN_NET_PROCESSING_H