netbase.cpp File Reference

#include "netbase.h"
#include "hash.h"
#include "sync.h"
#include "uint256.h"
#include "util.h"
#include <fcntl.h>
#include <boost/algorithm/string/case_conv.hpp>
#include <boost/algorithm/string/predicate.hpp>

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Functions
enum Network	ParseNetwork (std::string net)
void	SplitHostPort (std::string in, int &portOut, std::string &hostOut)
static bool	LookupIntern (const char *pszName, std::vector< CNetAddr > &vIP, unsigned int nMaxSolutions, bool fAllowLookup)
bool	LookupHost (const char *pszName, std::vector< CNetAddr > &vIP, unsigned int nMaxSolutions, bool fAllowLookup)
bool	LookupHostNumeric (const char *pszName, std::vector< CNetAddr > &vIP, unsigned int nMaxSolutions)
bool	Lookup (const char *pszName, std::vector< CService > &vAddr, int portDefault, bool fAllowLookup, unsigned int nMaxSolutions)
bool	Lookup (const char *pszName, CService &addr, int portDefault, bool fAllowLookup)
bool	LookupNumeric (const char *pszName, CService &addr, int portDefault)
static bool	Socks4 (const CService &addrDest, SOCKET &hSocket)
static bool	Socks5 (string strDest, int port, SOCKET &hSocket)
static bool	ConnectSocketDirectly (const CService &addrConnect, SOCKET &hSocketRet, int nTimeout)
bool	SetProxy (enum Network net, CService addrProxy, int nSocksVersion)
bool	GetProxy (enum Network net, proxyType &proxyInfoOut)
bool	SetNameProxy (CService addrProxy, int nSocksVersion)
bool	GetNameProxy (proxyType &nameproxyInfoOut)
bool	HaveNameProxy ()
bool	IsProxy (const CNetAddr &addr)
bool	ConnectSocket (const CService &addrDest, SOCKET &hSocketRet, int nTimeout)
bool	ConnectSocketByName (CService &addr, SOCKET &hSocketRet, const char *pszDest, int portDefault, int nTimeout)
bool	operator== (const CNetAddr &a, const CNetAddr &b)
bool	operator!= (const CNetAddr &a, const CNetAddr &b)
bool	operator< (const CNetAddr &a, const CNetAddr &b)
static int	GetExtNetwork (const CNetAddr *addr)
bool	operator== (const CService &a, const CService &b)
bool	operator!= (const CService &a, const CService &b)
bool	operator< (const CService &a, const CService &b)
std::string	NetworkErrorString (int err)
	Return readable error string for a network error code. More...

Variables
static proxyType	proxyInfo [NET_MAX]
static proxyType	nameproxyInfo
static CCriticalSection	cs_proxyInfos
int	nConnectTimeout = 5000
bool	fNameLookup = false
static const unsigned char	pchIPv4 [12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff }
static const unsigned char	pchOnionCat [] = {0xFD,0x87,0xD8,0x7E,0xEB,0x43}
static const int	NET_UNKNOWN = NET_MAX + 0
static const int	NET_TEREDO = NET_MAX + 1

Function Documentation

bool ConnectSocket	(	const CService &	addrDest,
		SOCKET &	hSocketRet,
		int	nTimeout
	)

Definition at line 471 of file netbase.cpp.

References closesocket, ConnectSocketDirectly(), CNetAddr::GetNetwork(), CService::GetPort(), GetProxy(), INVALID_SOCKET, Socks4(), Socks5(), and CNetAddr::ToStringIP().

Referenced by ConnectNode(), ConnectSocketByName(), and GetMyExternalIP2().

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bool ConnectSocketByName	(	CService &	addr,
		SOCKET &	hSocketRet,
		const char *	pszDest,
		int	portDefault,
		int	nTimeout
	)

Definition at line 504 of file netbase.cpp.

References closesocket, ConnectSocket(), ConnectSocketDirectly(), fNameLookup, GetNameProxy(), INVALID_SOCKET, CNetAddr::IsValid(), Socks5(), and SplitHostPort().

Referenced by ConnectNode().

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static bool ConnectSocketDirectly ( const CService &  addrConnect, SOCKET &  hSocketRet, int  nTimeout  )

static

Definition at line 314 of file netbase.cpp.

References closesocket, CService::GetSockAddr(), INVALID_SOCKET, LogPrint(), LogPrintf, NetworkErrorString(), SOCKET_ERROR, CService::ToString(), WSAEINPROGRESS, WSAEINVAL, WSAEWOULDBLOCK, and WSAGetLastError.

Referenced by ConnectSocket(), and ConnectSocketByName().

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static int GetExtNetwork ( const CNetAddr *  addr )

static

Definition at line 892 of file netbase.cpp.

References CNetAddr::GetNetwork(), CNetAddr::IsRFC4380(), and NET_UNKNOWN.

Referenced by CNetAddr::GetReachabilityFrom().

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bool GetNameProxy

(

proxyType &

nameproxyInfoOut

)

Definition at line 449 of file netbase.cpp.

References LOCK, and nameproxyInfo.

Referenced by ConnectSocketByName().

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bool GetProxy	(	enum Network	net,
		proxyType &	proxyInfoOut
	)

Definition at line 430 of file netbase.cpp.

References LOCK, NET_MAX, and proxyInfo.

Referenced by ConnectSocket(), getblockchaininfo(), getinfo(), getnetworkinfo(), and OptionsModel::getProxySettings().

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bool HaveNameProxy

(

)

Definition at line 457 of file netbase.cpp.

References LOCK, and nameproxyInfo.

Referenced by ThreadDNSAddressSeed(), and ThreadOpenAddedConnections().

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bool IsProxy

(

const CNetAddr &

addr

)

Definition at line 462 of file netbase.cpp.

References LOCK, NET_MAX, and proxyInfo.

Referenced by CNode::PushVersion().

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bool Lookup	(	const char *	pszName,
		std::vector< CService > &	vAddr,
		int	portDefault,
		bool	fAllowLookup,
		unsigned int	nMaxSolutions
	)

Definition at line 133 of file netbase.cpp.

References LookupIntern(), and SplitHostPort().

Referenced by AppInit2(), CService::CService(), getaddednodeinfo(), Lookup(), LookupNumeric(), and ThreadOpenAddedConnections().

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bool Lookup	(	const char *	pszName,
		CService &	addr,
		int	portDefault,
		bool	fAllowLookup
	)

Definition at line 151 of file netbase.cpp.

References Lookup().

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bool LookupHost	(	const char *	pszName,
		std::vector< CNetAddr > &	vIP,
		unsigned int	nMaxSolutions,
		bool	fAllowLookup
	)

Definition at line 115 of file netbase.cpp.

References LookupIntern().

Referenced by CNetAddr::CNetAddr(), Discover(), LookupHostNumeric(), and ThreadDNSAddressSeed().

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bool LookupHostNumeric	(	const char *	pszName,
		std::vector< CNetAddr > &	vIP,
		unsigned int	nMaxSolutions
	)

Definition at line 128 of file netbase.cpp.

References LookupHost().

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static bool LookupIntern ( const char *  pszName, std::vector< CNetAddr > &  vIP, unsigned int  nMaxSolutions, bool  fAllowLookup  )

static

Definition at line 64 of file netbase.cpp.

References CNetAddr::SetSpecial().

Referenced by Lookup(), and LookupHost().

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bool LookupNumeric	(	const char *	pszName,
		CService &	addr,
		int	portDefault
	)

Definition at line 161 of file netbase.cpp.

References Lookup().

Referenced by OptionsDialog::doProxyIpChecks().

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std::string NetworkErrorString

(

int

err

)

Return readable error string for a network error code.

Definition at line 1143 of file netbase.cpp.

References strprintf.

Referenced by BindListenPort(), ConnectNode(), ConnectSocketDirectly(), RecvLine(), SocketSendData(), ThreadSocketHandler(), and CNetCleanup::~CNetCleanup().

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bool operator!=	(	const CNetAddr &	a,
		const CNetAddr &	b
	)

Definition at line 782 of file netbase.cpp.

References CNetAddr::ip.

bool operator!=	(	const CService &	a,
		const CService &	b
	)

Definition at line 1048 of file netbase.cpp.

References CService::port.

bool operator<	(	const CNetAddr &	a,
		const CNetAddr &	b
	)

Definition at line 787 of file netbase.cpp.

References CNetAddr::ip.

bool operator<	(	const CService &	a,
		const CService &	b
	)

Definition at line 1053 of file netbase.cpp.

References CService::port.

bool operator==	(	const CNetAddr &	a,
		const CNetAddr &	b
	)

Definition at line 777 of file netbase.cpp.

References CNetAddr::ip.

bool operator==	(	const CService &	a,
		const CService &	b
	)

Definition at line 1043 of file netbase.cpp.

References CService::port.

enum Network ParseNetwork

(

std::string

net

)

Definition at line 35 of file netbase.cpp.

References NET_IPV4, NET_IPV6, NET_TOR, and NET_UNROUTABLE.

Referenced by AppInit2().

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bool SetNameProxy	(	CService	addrProxy,
		int	nSocksVersion
	)

Definition at line 439 of file netbase.cpp.

References CNetAddr::IsValid(), LOCK, and nameproxyInfo.

Referenced by AppInit2().

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bool SetProxy	(	enum Network	net,
		CService	addrProxy,
		int	nSocksVersion
	)

Definition at line 419 of file netbase.cpp.

References CNetAddr::IsValid(), LOCK, NET_MAX, and proxyInfo.

Referenced by AppInit2().

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static bool Socks4 ( const CService &  addrDest, SOCKET &  hSocket  )

static

Definition at line 166 of file netbase.cpp.

References closesocket, error(), CService::GetSockAddr(), CNetAddr::IsIPv4(), LogPrintf, memcpy(), MSG_NOSIGNAL, and CService::ToString().

Referenced by ConnectSocket().

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static bool Socks5 ( string  strDest, int  port, SOCKET &  hSocket  )

static

Definition at line 210 of file netbase.cpp.

References closesocket, error(), LogPrintf, and MSG_NOSIGNAL.

Referenced by ConnectSocket(), and ConnectSocketByName().

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void SplitHostPort	(	std::string	in,
		int &	portOut,
		std::string &	hostOut
	)

Definition at line 43 of file netbase.cpp.

Referenced by ConnectSocketByName(), and Lookup().

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Variable Documentation

CCriticalSection cs_proxyInfos

static

Definition at line 29 of file netbase.cpp.

bool fNameLookup = false

Definition at line 31 of file netbase.cpp.

Referenced by AppInit2(), ConnectSocketByName(), getaddednodeinfo(), and ThreadOpenAddedConnections().

proxyType nameproxyInfo

static

Definition at line 28 of file netbase.cpp.

Referenced by GetNameProxy(), HaveNameProxy(), and SetNameProxy().

int nConnectTimeout = 5000

Definition at line 30 of file netbase.cpp.

Referenced by AppInit2().

const int NET_TEREDO = NET_MAX + 1

static

Definition at line 891 of file netbase.cpp.

const int NET_UNKNOWN = NET_MAX + 0

static

Definition at line 890 of file netbase.cpp.

Referenced by GetExtNetwork().

const unsigned char pchIPv4[12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff }

static

Definition at line 33 of file netbase.cpp.

Referenced by CNetAddr::CNetAddr(), CNetAddr::IsIPv4(), and CNetAddr::IsValid().

const unsigned char pchOnionCat[] = {0xFD,0x87,0xD8,0x7E,0xEB,0x43}

static

Definition at line 551 of file netbase.cpp.

Referenced by CNetAddr::IsTor(), and CNetAddr::SetSpecial().

proxyType proxyInfo[NET_MAX]

static

Definition at line 27 of file netbase.cpp.

Referenced by GetProxy(), IsProxy(), and SetProxy().