net.cpp File Reference

#include "net.h"
#include "chainparams.h"
#include "clientversion.h"
#include "crypto/common.h"
#include "crypto/sha256.h"
#include "guiinterface.h"
#include "netaddress.h"
#include "netbase.h"
#include "netmessagemaker.h"
#include "optional.h"
#include "primitives/transaction.h"
#include "scheduler.h"
#include "tiertwo/net_masternodes.h"
#include <fcntl.h>
#include <cstdint>
#include <unordered_map>
#include <math.h>

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Classes
struct	NodeEvictionCandidate
class	CNetCleanup

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

Enumerations
enum	BindFlags { BF_NONE = 0 , BF_EXPLICIT = (1U << 0) , BF_REPORT_ERROR = (1U << 1) , BF_WHITELIST = (1U << 2) }
	Used to pass flags to the Bind() function. More...

Functions
uint16_t	GetListenPort ()
bool	GetLocal (CService &addr, const CNetAddr *paddrPeer)
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	SetReachable (enum Network net, bool reachable)
	Mark a network as reachable or unreachable (no automatic connects to it) More...
bool	IsReachable (enum Network net)
bool	IsReachable (const CNetAddr &addr)
bool	SeenLocal (const CService &addr)
	vote for a local address More...
bool	IsLocal (const CService &addr)
	check whether a given address is potentially local More...
void	CheckOffsetDisconnectedPeers (const CNetAddr &ip)
void	Discover ()
bool	validateMasternodeIP (const std::string &addrStr)
int64_t	PoissonNextSend (int64_t nNow, int average_interval_seconds)
	Return a timestamp in the future (in microseconds) for exponentially distributed events. More...

Variables
bool	fDiscover = true
bool	fListen = true
RecursiveMutex	cs_mapLocalHost
std::map< CNetAddr, LocalServiceInfo >	mapLocalHost
std::string	strSubVersion
	Subversion as sent to the P2P network in version messages. More...
limitedmap< CInv, int64_t >	mapAlreadyAskedFor (MAX_INV_SZ)
class CNetCleanup	instance_of_cnetcleanup

Macro Definition Documentation

DUMP_ADDRESSES_INTERVAL

#define DUMP_ADDRESSES_INTERVAL   900

Definition at line 47 of file net.cpp.

FEELER_SLEEP_WINDOW

#define FEELER_SLEEP_WINDOW   1

Definition at line 50 of file net.cpp.

X

#define X

(

name

)

stats.name = name

Definition at line 664 of file net.cpp.

Enumeration Type Documentation

BindFlags

enum BindFlags

Used to pass flags to the Bind() function.

Todo:

: Can be removed when our pull-tester is upgraded to a modern MinGW version.

Enumerator
BF_NONE
BF_EXPLICIT
BF_REPORT_ERROR
BF_WHITELIST

Definition at line 68 of file net.cpp.

Function Documentation

AddLocal() [1/2]

bool AddLocal	(	const CNetAddr &	addr,
		int	nScore
	)

Definition at line 232 of file net.cpp.

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AddLocal() [2/2]

bool AddLocal	(	const CService &	addr,
		int	nScore
	)

Definition at line 206 of file net.cpp.

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AdvertiseLocal()

void AdvertiseLocal

(

CNode *

pnode

)

Definition at line 186 of file net.cpp.

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CheckOffsetDisconnectedPeers()

void CheckOffsetDisconnectedPeers

(

const CNetAddr &

ip

)

Definition at line 908 of file net.cpp.

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Discover()

void Discover

(

)

Definition at line 2101 of file net.cpp.

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GetListenPort()

uint16_t GetListenPort

(

)

Definition at line 104 of file net.cpp.

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GetLocal()

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

Definition at line 110 of file net.cpp.

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GetLocalAddress()

CAddress GetLocalAddress	(	const CNetAddr *	paddrPeer,
		ServiceFlags	nLocalServices
	)

Definition at line 158 of file net.cpp.

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GetnScore()

int GetnScore

(

const CService &

addr

)

Definition at line 169 of file net.cpp.

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IsLocal()

bool IsLocal

(

const CService &

addr

)

check whether a given address is potentially local

Definition at line 278 of file net.cpp.

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IsPeerAddrLocalGood()

bool IsPeerAddrLocalGood

(

CNode *

pnode

)

Definition at line 178 of file net.cpp.

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IsReachable() [1/2]

bool IsReachable

(

const CNetAddr &

addr

)

Returns

true if the address is in a reachable network, false otherwise

Definition at line 259 of file net.cpp.

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IsReachable() [2/2]

bool IsReachable

(

enum Network

net

)

Returns

true if the network is reachable, false otherwise

Definition at line 253 of file net.cpp.

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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 2846 of file net.cpp.

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RemoveLocal()

bool RemoveLocal

(

const CService &

addr

)

Definition at line 237 of file net.cpp.

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SeenLocal()

bool SeenLocal

(

const CService &

addr

)

vote for a local address

Definition at line 265 of file net.cpp.

SetReachable()

void SetReachable	(	enum Network	net,
		bool	reachable
	)

Mark a network as reachable or unreachable (no automatic connects to it)

Note

Networks are reachable by default

Definition at line 245 of file net.cpp.

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validateMasternodeIP()

bool validateMasternodeIP

(

const std::string &

addrStr

)

Definition at line 2836 of file net.cpp.

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Variable Documentation

cs_mapLocalHost

RecursiveMutex cs_mapLocalHost

Definition at line 91 of file net.cpp.

fDiscover

bool fDiscover = true

Definition at line 89 of file net.cpp.

fListen

bool fListen = true

Definition at line 90 of file net.cpp.

instance_of_cnetcleanup

class CNetCleanup instance_of_cnetcleanup

mapAlreadyAskedFor

limitedmap<CInv, int64_t> mapAlreadyAskedFor(MAX_INV_SZ)

(

MAX_INV_SZ

)

mapLocalHost

std::map<CNetAddr, LocalServiceInfo> mapLocalHost

Definition at line 92 of file net.cpp.

strSubVersion

std::string strSubVersion

Subversion as sent to the P2P network in version messages.

Definition at line 94 of file net.cpp.