#include "netbase.h"
#include "sync.h"
#include "random.h"
#include "tinyformat.h"
#include "util/string.h"
#include "util/system.h"
#include "utilstrencodings.h"
#include <atomic>
#include <cstdint>
#include <limits>
#include <fcntl.h>

Include dependency graph for netbase.cpp:

Classes
struct	ProxyCredentials
	Credentials for proxy authentication. More...

Enumerations
enum	SOCKSVersion : uint8_t { SOCKS4 = 0x04 , SOCKS5 = 0x05 }
	SOCKS version. More...

enum	SOCKS5Method : uint8_t { NOAUTH = 0x00 , GSSAPI = 0x01 , USER_PASS = 0x02 , NO_ACCEPTABLE = 0xff }
	Values defined for METHOD in RFC1928. More...

enum	SOCKS5Command : uint8_t { CONNECT = 0x01 , BIND = 0x02 , UDP_ASSOCIATE = 0x03 }
	Values defined for CMD in RFC1928. More...

enum	SOCKS5Reply : uint8_t { SUCCEEDED = 0x00 , GENFAILURE = 0x01 , NOTALLOWED = 0x02 , NETUNREACHABLE = 0x03 , HOSTUNREACHABLE = 0x04 , CONNREFUSED = 0x05 , TTLEXPIRED = 0x06 , CMDUNSUPPORTED = 0x07 , ATYPEUNSUPPORTED = 0x08 }
	Values defined for REP in RFC1928. More...

enum	SOCKS5Atyp : uint8_t { IPV4 = 0x01 , DOMAINNAME = 0x03 , IPV6 = 0x04 }
	Values defined for ATYPE in RFC1928. More...

enum class	IntrRecvError { OK , Timeout , Disconnected , NetworkError , Interrupted }
	Status codes that can be returned by InterruptibleRecv. More...

Functions
enum Network	ParseNetwork (std::string net)

std::string	GetNetworkName (enum Network net)

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

bool	LookupHost (const std::string &name, std::vector< CNetAddr > &vIP, unsigned int nMaxSolutions, bool fAllowLookup)

bool	LookupHost (const std::string &name, CNetAddr &addr, bool fAllowLookup)

bool	Lookup (const std::string &name, std::vector< CService > &vAddr, int portDefault, bool fAllowLookup, unsigned int nMaxSolutions)

bool	Lookup (const std::string &name, CService &addr, int portDefault, bool fAllowLookup)

CService	LookupNumeric (const std::string &name, int portDefault)

struct timeval	MillisToTimeval (int64_t nTimeout)
	Convert milliseconds to a struct timeval for e.g. More...

SOCKET	CreateSocket (const CService &addrConnect)

bool	ConnectSocketDirectly (const CService &addrConnect, const SOCKET &hSocket, int nTimeout, bool manual_connection)

bool	SetProxy (enum Network net, const proxyType &addrProxy)

bool	GetProxy (enum Network net, proxyType &proxyInfoOut)

bool	SetNameProxy (const proxyType &addrProxy)

bool	GetNameProxy (proxyType &nameProxyOut)

bool	HaveNameProxy ()

bool	IsProxy (const CNetAddr &addr)

bool	ConnectThroughProxy (const proxyType &proxy, const std::string &strDest, int port, const SOCKET &hSocket, int nTimeout, bool *outProxyConnectionFailed)

bool	LookupSubNet (const std::string &strSubnet, CSubNet &ret)

std::string	NetworkErrorString (int err)
	Return readable error string for a network error code. More...

bool	CloseSocket (SOCKET &hSocket)
	Close socket and set hSocket to INVALID_SOCKET. More...

bool	SetSocketNonBlocking (SOCKET &hSocket, bool fNonBlocking)
	Disable or enable blocking-mode for a socket. More...

bool	SetSocketNoDelay (SOCKET &hSocket)
	Set the TCP_NODELAY flag on a socket. More...

void	InterruptSocks5 (bool interrupt)

Variables
int	nConnectTimeout = DEFAULT_CONNECT_TIMEOUT

bool	fNameLookup = false

Enumeration Type Documentation

◆ IntrRecvError

enum IntrRecvError

strong

Status codes that can be returned by InterruptibleRecv.

Enumerator
OK
Timeout
Disconnected
NetworkError
Interrupted

Definition at line 272 of file netbase.cpp.

◆ SOCKS5Atyp

enum SOCKS5Atyp : uint8_t

Values defined for ATYPE in RFC1928.

Enumerator
IPV4
DOMAINNAME
IPV6

Definition at line 265 of file netbase.cpp.

◆ SOCKS5Command

enum SOCKS5Command : uint8_t

Values defined for CMD in RFC1928.

Enumerator
CONNECT
BIND
UDP_ASSOCIATE

Definition at line 245 of file netbase.cpp.

◆ SOCKS5Method

enum SOCKS5Method : uint8_t

Values defined for METHOD in RFC1928.

Enumerator
NOAUTH
GSSAPI	No authentication required.
USER_PASS	GSSAPI.
NO_ACCEPTABLE	Username/password.

Definition at line 237 of file netbase.cpp.

◆ SOCKS5Reply

enum SOCKS5Reply : uint8_t

Values defined for REP in RFC1928.

Enumerator
SUCCEEDED
GENFAILURE	Succeeded.
NOTALLOWED	General failure.
NETUNREACHABLE	Connection not allowed by ruleset.
HOSTUNREACHABLE	Network unreachable.
CONNREFUSED	Network unreachable.
TTLEXPIRED	Connection refused.
CMDUNSUPPORTED	TTL expired.
ATYPEUNSUPPORTED	Command not supported.

Definition at line 252 of file netbase.cpp.

◆ SOCKSVersion

enum SOCKSVersion : uint8_t

SOCKS version.

Enumerator
SOCKS4
SOCKS5

Definition at line 231 of file netbase.cpp.

Function Documentation

◆ CloseSocket()

bool CloseSocket ( SOCKET & hSocket )

Close socket and set hSocket to INVALID_SOCKET.

Definition at line 742 of file netbase.cpp.

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◆ ConnectSocketDirectly()

bool ConnectSocketDirectly	(	const CService &	addrConnect,
		const SOCKET &	hSocket,
		int	nTimeout,
		bool	manual_connection
	)

Definition at line 535 of file netbase.cpp.

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◆ ConnectThroughProxy()

bool ConnectThroughProxy	(	const proxyType &	proxy,
		const std::string &	strDest,
		int	port,
		const SOCKET &	hSocket,
		int	nTimeout,
		bool *	outProxyConnectionFailed
	)

Definition at line 649 of file netbase.cpp.

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◆ CreateSocket()

SOCKET CreateSocket ( const CService & addrConnect )

Definition at line 490 of file netbase.cpp.

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◆ GetNameProxy()

bool GetNameProxy ( proxyType & nameProxyOut )

Definition at line 624 of file netbase.cpp.

◆ GetNetworkName()

std::string GetNetworkName ( enum Network net )

Definition at line 55 of file netbase.cpp.

◆ GetProxy()

bool GetProxy	(	enum Network	net,
		proxyType &	proxyInfoOut
	)

Definition at line 605 of file netbase.cpp.

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◆ HaveNameProxy()

bool HaveNameProxy ( )

Definition at line 633 of file netbase.cpp.

◆ InterruptSocks5()

void InterruptSocks5 ( bool interrupt )

Definition at line 791 of file netbase.cpp.

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◆ IsProxy()

bool IsProxy ( const CNetAddr & addr )

Definition at line 639 of file netbase.cpp.

◆ Lookup() [1/2]

bool Lookup	(	const std::string &	name,
		CService &	addr,
		int	portDefault,
		bool	fAllowLookup
	)

Definition at line 196 of file netbase.cpp.

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◆ Lookup() [2/2]

bool Lookup	(	const std::string &	name,
		std::vector< CService > &	vAddr,
		int	portDefault,
		bool	fAllowLookup,
		unsigned int	nMaxSolutions
	)

Definition at line 177 of file netbase.cpp.

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◆ LookupHost() [1/2]

bool LookupHost	(	const std::string &	name,
		CNetAddr &	addr,
		bool	fAllowLookup
	)

Definition at line 164 of file netbase.cpp.

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◆ LookupHost() [2/2]

bool LookupHost	(	const std::string &	name,
		std::vector< CNetAddr > &	vIP,
		unsigned int	nMaxSolutions,
		bool	fAllowLookup
	)

Definition at line 149 of file netbase.cpp.

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◆ LookupNumeric()

CService LookupNumeric	(	const std::string &	name,
		int	portDefault
	)

Definition at line 209 of file netbase.cpp.

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◆ LookupSubNet()

bool LookupSubNet	(	const std::string &	strSubnet,
		CSubNet &	ret
	)

Definition at line 673 of file netbase.cpp.

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◆ MillisToTimeval()

struct timeval MillisToTimeval ( int64_t nTimeout )

Convert milliseconds to a struct timeval for e.g.

select.

Definition at line 209 of file netbase.cpp.

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◆ NetworkErrorString()

std::string NetworkErrorString ( int err )

Return readable error string for a network error code.

Definition at line 724 of file netbase.cpp.

◆ ParseNetwork()

enum Network ParseNetwork ( std::string net )

Definition at line 44 of file netbase.cpp.

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◆ SetNameProxy()

bool SetNameProxy ( const proxyType & addrProxy )

Definition at line 615 of file netbase.cpp.

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◆ SetProxy()

bool SetProxy	(	enum Network	net,
		const proxyType &	addrProxy
	)

Definition at line 595 of file netbase.cpp.

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◆ SetSocketNoDelay()

bool SetSocketNoDelay ( SOCKET & hSocket )

Set the TCP_NODELAY flag on a socket.

Definition at line 784 of file netbase.cpp.

◆ SetSocketNonBlocking()

bool SetSocketNonBlocking	(	SOCKET &	hSocket,
		bool	fNonBlocking
	)

Disable or enable blocking-mode for a socket.

Definition at line 755 of file netbase.cpp.

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◆ SplitHostPort()

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

Definition at line 71 of file netbase.cpp.

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Variable Documentation

◆ fNameLookup

bool fNameLookup = false

Definition at line 40 of file netbase.cpp.

◆ nConnectTimeout

int nConnectTimeout = DEFAULT_CONNECT_TIMEOUT

Definition at line 39 of file netbase.cpp.

Classes

Enumerations

Functions

Variables

Enumeration Type Documentation

◆ IntrRecvError

◆ SOCKS5Atyp

◆ SOCKS5Command

◆ SOCKS5Method

◆ SOCKS5Reply

◆ SOCKSVersion

Function Documentation

◆ CloseSocket()

◆ ConnectSocketDirectly()

◆ ConnectThroughProxy()

◆ CreateSocket()

◆ GetNameProxy()

◆ GetNetworkName()

◆ GetProxy()

◆ HaveNameProxy()

◆ InterruptSocks5()

◆ IsProxy()

◆ Lookup() [1/2]

◆ Lookup() [2/2]

◆ LookupHost() [1/2]

◆ LookupHost() [2/2]

◆ LookupNumeric()

◆ LookupSubNet()

◆ MillisToTimeval()

◆ NetworkErrorString()

◆ ParseNetwork()

◆ SetNameProxy()

◆ SetProxy()

◆ SetSocketNoDelay()

◆ SetSocketNonBlocking()

◆ SplitHostPort()

Variable Documentation

◆ fNameLookup

◆ nConnectTimeout