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Faster timeout when connecting

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Use non-blocking connects, and a select() call to wait a predefined
time (5s by default, but configurable with -timeout) for either
success or failure. This allows much more connections to be tried
per time unit.

Based on a patch by phantomcircuit.
This commit is contained in:
Pieter Wuille
2011-06-06 20:35:01 +02:00
parent e051f1b510
commit 76d660ebd3
5 changed files with 93 additions and 3 deletions
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3
src/net.h
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@@ -19,6 +19,7 @@ class CRequestTracker;
class CNode;
class CBlockIndex;
extern int nBestHeight;
extern int nConnectTimeout;
@@ -32,7 +33,7 @@ enum
bool ConnectSocket(const CAddress& addrConnect, SOCKET& hSocketRet);
bool ConnectSocket(const CAddress& addrConnect, SOCKET& hSocketRet, int nTimeout=nConnectTimeout);
bool Lookup(const char *pszName, std::vector<CAddress>& vaddr, int nServices, int nMaxSolutions, bool fAllowLookup = false, int portDefault = 0, bool fAllowPort = false);
bool Lookup(const char *pszName, CAddress& addr, int nServices, bool fAllowLookup = false, int portDefault = 0, bool fAllowPort = false);
bool GetMyExternalIP(unsigned int& ipRet);