net.cpp File Reference

#include "net.h"
#include "addrman.h"
#include "chainparams.h"
#include "clientversion.h"
#include "consensus/consensus.h"
#include "crypto/common.h"
#include "hash.h"
#include "primitives/transaction.h"
#include "netbase.h"
#include "scheduler.h"
#include "ui_interface.h"
#include "wallet/wallet.h"
#include "utilstrencodings.h"
#include "instantx.h"
#include "masternode-sync.h"
#include "masternodeman.h"
#include "privatesend.h"
#include <fcntl.h>
#include <math.h>

Go to the source code of this file.

Classes
struct	NodeEvictionCandidate
class	CNetCleanup

Macros
#define	DUMP_ADDRESSES_INTERVAL   900
#define	FEELER_SLEEP_WINDOW   1
#define	X(name)   stats.name = name

Functions
CNodeSignals &	GetNodeSignals ()
unsigned short	GetListenPort ()
bool	GetLocal (CService &addr, const CNetAddr *paddrPeer)
static std::vector< CAddress >	convertSeed6 (const std::vector< SeedSpec6 > &vSeedsIn)
	Convert the pnSeeds6 array into usable address objects. More...
CAddress	GetLocalAddress (const CNetAddr *paddrPeer, ServiceFlags nLocalServices)
int	GetnScore (const CService &addr)
bool	IsPeerAddrLocalGood (CNode *pnode)
void	AdvertiseLocal (CNode *pnode)
bool	AddLocal (const CService &addr, int nScore)
bool	AddLocal (const CNetAddr &addr, int nScore)
bool	RemoveLocal (const CService &addr)
void	SetLimited (enum Network net, bool fLimited)
bool	IsLimited (enum Network net)
bool	IsLimited (const CNetAddr &addr)
bool	SeenLocal (const CService &addr)
bool	IsLocal (const CService &addr)
bool	IsReachable (enum Network net)
bool	IsReachable (const CNetAddr &addr)
static bool	ReverseCompareNodeMinPingTime (const NodeEvictionCandidate &a, const NodeEvictionCandidate &b)
static bool	ReverseCompareNodeTimeConnected (const NodeEvictionCandidate &a, const NodeEvictionCandidate &b)
static bool	CompareKeyedNetGroup (const NodeEvictionCandidate &a, const NodeEvictionCandidate &b)
static bool	CompareNodeBlockTime (const NodeEvictionCandidate &a, const NodeEvictionCandidate &b)
static bool	CompareNodeTXTime (const NodeEvictionCandidate &a, const NodeEvictionCandidate &b)
void	MapPort (bool)
void	Discover (boost::thread_group &threadGroup)
int64_t	PoissonNextSend (int64_t nNow, int average_interval_seconds)

Variables
static const std::string	NET_MESSAGE_COMMAND_OTHER = "*other*"
bool	fDiscover = true
bool	fListen = true
bool	fRelayTxes = true
CCriticalSection	cs_mapLocalHost
std::map< CNetAddr, LocalServiceInfo >	mapLocalHost
static bool	vfLimited [NET_MAX] = {}
static CNode *	pnodeLocalHost = NULL
std::string	strSubVersion
std::map< CInv, CDataStream >	mapRelay
std::deque< pair< int64_t, CInv > >	vRelayExpiration
CCriticalSection	cs_mapRelay
limitedmap< uint256, int64_t >	mapAlreadyAskedFor (MAX_INV_SZ)
static CNodeSignals	g_signals
class CNetCleanup	instance_of_cnetcleanup

Macro Definition Documentation

DUMP_ADDRESSES_INTERVAL

#define DUMP_ADDRESSES_INTERVAL   900

Definition at line 48 of file net.cpp.

Referenced by CConnman::Start().

FEELER_SLEEP_WINDOW

#define FEELER_SLEEP_WINDOW   1

Definition at line 51 of file net.cpp.

Referenced by CConnman::ThreadOpenConnections().

X

#define X

(

name

)

stats.name = name

Definition at line 634 of file net.cpp.

Referenced by CNode::copyStats(), and memusage::DynamicUsage().

Function Documentation

AddLocal() [1/2]

bool AddLocal	(	const CService &	addr,
		int	nScore
	)

Definition at line 205 of file net.cpp.

Referenced by TorController::add_onion_cb(), AddLocal(), AppInit2(), CConnman::BindListenPort(), and Discover().

AddLocal() [2/2]

bool AddLocal	(	const CNetAddr &	addr,
		int	nScore
	)

Definition at line 231 of file net.cpp.

AdvertiseLocal()

void AdvertiseLocal

(

CNode *

pnode

)

Definition at line 183 of file net.cpp.

Referenced by SendMessages().

CompareKeyedNetGroup()

static bool CompareKeyedNetGroup ( const NodeEvictionCandidate &  a, const NodeEvictionCandidate &  b  )

static

Definition at line 894 of file net.cpp.

Referenced by CConnman::AttemptToEvictConnection().

CompareNodeBlockTime()

static bool CompareNodeBlockTime ( const NodeEvictionCandidate &  a, const NodeEvictionCandidate &  b  )

static

Definition at line 899 of file net.cpp.

Referenced by CConnman::AttemptToEvictConnection().

CompareNodeTXTime()

static bool CompareNodeTXTime ( const NodeEvictionCandidate &  a, const NodeEvictionCandidate &  b  )

static

Definition at line 907 of file net.cpp.

Referenced by CConnman::AttemptToEvictConnection().

convertSeed6()

static std::vector<CAddress> convertSeed6 ( const std::vector< SeedSpec6 > &  vSeedsIn )

static

Convert the pnSeeds6 array into usable address objects.

Definition at line 131 of file net.cpp.

Referenced by CConnman::ThreadOpenConnections().

Discover()

void Discover

(

boost::thread_group &

threadGroup

)

Definition at line 2062 of file net.cpp.

Referenced by AppInit2().

GetListenPort()

unsigned short GetListenPort

(

)

Definition at line 100 of file net.cpp.

Referenced by TorController::add_onion_cb(), AddLocal(), AppInit2(), TorController::auth_cb(), and GetLocalAddress().

GetLocal()

bool GetLocal	(	CService &	addr,
		const CNetAddr *	paddrPeer
	)

Definition at line 106 of file net.cpp.

Referenced by GetLocalAddress(), and CActiveMasternode::ManageStateInitial().

GetLocalAddress()

CAddress GetLocalAddress	(	const CNetAddr *	paddrPeer,
		ServiceFlags	nLocalServices
	)

Definition at line 155 of file net.cpp.

Referenced by AdvertiseLocal(), and ProcessMessage().

GetNodeSignals()

CNodeSignals& GetNodeSignals

(

)

Definition at line 92 of file net.cpp.

Referenced by CConnman::AcceptConnection(), AppInit2(), CConnman::ConnectNode(), CConnman::DeleteNode(), PrepareShutdown(), CConnman::Start(), and CConnman::ThreadMessageHandler().

GetnScore()

int GetnScore

(

const CService &

addr

)

Definition at line 167 of file net.cpp.

Referenced by AdvertiseLocal().

IsLimited() [1/2]

bool IsLimited

(

enum Network

net

)

Definition at line 253 of file net.cpp.

Referenced by AddLocal(), Bind(), GetNetworksInfo(), IsLimited(), IsPeerAddrLocalGood(), and CConnman::ThreadOpenConnections().

IsLimited() [2/2]

bool IsLimited

(

const CNetAddr &

addr

)

Definition at line 259 of file net.cpp.

IsLocal()

bool IsLocal

(

const CService &

addr

)

check whether a given address is potentially local

Definition at line 278 of file net.cpp.

Referenced by CConnman::ConnectNode(), CConnman::OpenNetworkConnection(), and CConnman::ThreadOpenConnections().

IsPeerAddrLocalGood()

bool IsPeerAddrLocalGood

(

CNode *

pnode

)

Definition at line 176 of file net.cpp.

Referenced by AdvertiseLocal(), and ProcessMessage().

IsReachable() [1/2]

bool IsReachable

(

enum Network

net

)

check whether a given network is one we can probably connect to

Definition at line 285 of file net.cpp.

Referenced by GetNetworksInfo(), IsReachable(), CMasternode::IsValidNetAddr(), and ProcessMessage().

IsReachable() [2/2]

bool IsReachable

(

const CNetAddr &

addr

)

check whether a given address is in a network we can probably connect to

Definition at line 292 of file net.cpp.

MapPort()

void MapPort

(

bool

)

Definition at line 1511 of file net.cpp.

Referenced by AppInit2(), PrepareShutdown(), and OptionsModel::setData().

PoissonNextSend()

int64_t PoissonNextSend	(	int64_t	nNow,
		int	average_interval_seconds
	)

Return a timestamp in the future (in microseconds) for exponentially distributed events.

Definition at line 2892 of file net.cpp.

Referenced by SendMessages(), and CConnman::ThreadOpenConnections().

RemoveLocal()

bool RemoveLocal

(

const CService &

addr

)

Definition at line 236 of file net.cpp.

Referenced by TorController::disconnected_cb(), and TorController::~TorController().

ReverseCompareNodeMinPingTime()

static bool ReverseCompareNodeMinPingTime ( const NodeEvictionCandidate &  a, const NodeEvictionCandidate &  b  )

static

Definition at line 884 of file net.cpp.

Referenced by CConnman::AttemptToEvictConnection().

ReverseCompareNodeTimeConnected()

static bool ReverseCompareNodeTimeConnected ( const NodeEvictionCandidate &  a, const NodeEvictionCandidate &  b  )

static

Definition at line 889 of file net.cpp.

Referenced by CConnman::AttemptToEvictConnection().

SeenLocal()

bool SeenLocal

(

const CService &

addr

)

vote for a local address

Definition at line 265 of file net.cpp.

Referenced by ProcessMessage().

SetLimited()

void SetLimited	(	enum Network	net,
		bool	fLimited
	)

Make a particular network entirely off-limits (no automatic connects to it)

Definition at line 245 of file net.cpp.

Referenced by AppInit2(), and TorController::auth_cb().

Variable Documentation

cs_mapLocalHost

CCriticalSection cs_mapLocalHost

Definition at line 79 of file net.cpp.

Referenced by AddLocal(), GetLocal(), getnetworkinfo(), GetnScore(), IsLimited(), IsLocal(), IsReachable(), RemoveLocal(), SeenLocal(), and SetLimited().

cs_mapRelay

CCriticalSection cs_mapRelay

Definition at line 87 of file net.cpp.

Referenced by ProcessGetData(), and CConnman::RelayTransaction().

fDiscover

bool fDiscover = true

Definition at line 76 of file net.cpp.

Referenced by AddLocal(), AppInit2(), CConnman::BindListenPort(), Discover(), and IsPeerAddrLocalGood().

fListen

bool fListen = true

Definition at line 77 of file net.cpp.

Referenced by AdvertiseLocal(), AppInit2(), GetLocal(), CActiveMasternode::ManageStateInitial(), and ProcessMessage().

fRelayTxes

bool fRelayTxes = true

Definition at line 78 of file net.cpp.

Referenced by AppInit2(), getnetworkinfo(), and ProcessMessage().

g_signals

CNodeSignals g_signals

static

Definition at line 91 of file net.cpp.

Referenced by GetNodeSignals().

instance_of_cnetcleanup

class CNetCleanup instance_of_cnetcleanup

mapAlreadyAskedFor

limitedmap<uint256, int64_t> mapAlreadyAskedFor(MAX_INV_SZ)

Referenced by CNode::AskFor(), and ProcessMessage().

mapLocalHost

std::map<CNetAddr, LocalServiceInfo> mapLocalHost

Definition at line 80 of file net.cpp.

Referenced by AddLocal(), GetLocal(), getnetworkinfo(), GetnScore(), IsLocal(), RemoveLocal(), and SeenLocal().

mapRelay

std::map<CInv, CDataStream> mapRelay

Definition at line 85 of file net.cpp.

Referenced by ProcessGetData(), and CConnman::RelayTransaction().

NET_MESSAGE_COMMAND_OTHER

const std::string NET_MESSAGE_COMMAND_OTHER = "*other*"

static

Definition at line 68 of file net.cpp.

Referenced by CNode::CNode(), and CNode::ReceiveMsgBytes().

pnodeLocalHost

CNode* pnodeLocalHost = NULL

static

Definition at line 82 of file net.cpp.

Referenced by CConnman::Start(), and CConnman::Stop().

strSubVersion

std::string strSubVersion

Subversion as sent to the P2P network in version messages

Definition at line 83 of file net.cpp.

Referenced by AppInit2(), ClientModel::formatSubVersion(), and getnetworkinfo().

vfLimited

bool vfLimited[NET_MAX] = {}

static

Definition at line 81 of file net.cpp.

Referenced by IsLimited(), IsReachable(), and SetLimited().

vRelayExpiration

std::deque<pair<int64_t, CInv> > vRelayExpiration

Definition at line 86 of file net.cpp.

Referenced by CConnman::RelayTransaction().