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net: pass socket closing responsibility up to caller for outgoing connections

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This allows const references to be passed around, making it clear where the
socket may and may not be invalidated.
This commit is contained in:
Cory Fields
2017-10-02 16:37:36 -04:00
parent 9e3b2f576b
commit df3bcf89e4
2 changed files with 6 additions and 30 deletions
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4
src/netbase.h
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@@ -52,8 +52,8 @@ bool Lookup(const char *pszName, std::vector<CService>& vAddr, int portDefault,
CService LookupNumeric(const char *pszName, int portDefault = 0);
bool LookupSubNet(const char *pszName, CSubNet& subnet);
SOCKET CreateSocket(const CService &addrConnect);
bool ConnectSocketDirectly(const CService &addrConnect, SOCKET& hSocketRet, int nTimeout);
bool ConnectThroughProxy(const proxyType &proxy, const std::string& strDest, int port, SOCKET& hSocketRet, int nTimeout, bool *outProxyConnectionFailed);
bool ConnectSocketDirectly(const CService &addrConnect, const SOCKET& hSocketRet, int nTimeout);
bool ConnectThroughProxy(const proxyType &proxy, const std::string& strDest, int port, const SOCKET& hSocketRet, int nTimeout, bool *outProxyConnectionFailed);
/** Return readable error string for a network error code */
std::string NetworkErrorString(int err);
/** Close socket and set hSocket to INVALID_SOCKET */