io.netty.channel.epoll

Class Native

java.lang.Object

io.netty.channel.epoll.Native

public final class Native
extends Object

Native helper methods

Internal usage only!

Static members which call JNI methods must be defined in NativeStaticallyReferencedJniMethods.

Field Summary

Fields

Modifier and Type	Field and Description
static int	EPOLLERR
static int	EPOLLET
static int	EPOLLIN
static int	EPOLLOUT
static int	EPOLLRDHUP
static int	IOV_MAX
static boolean	IS_SUPPORTING_SENDMMSG
static boolean	IS_SUPPORTING_TCP_FASTOPEN
static String	KERNEL_VERSION
static long	SSIZE_MAX
static int	TCP_MD5SIG_MAXKEYLEN
static int	UIO_MAX_IOV

Method Summary

Methods

Modifier and Type	Method and Description
static void	epollCtlAdd(int efd, int fd, int flags)
static void	epollCtlDel(int efd, int fd)
static void	epollCtlMod(int efd, int fd, int flags)
static int	epollWait(int efd, io.netty.channel.epoll.EpollEventArray events, int timeout)
static void	eventFdRead(int fd)
static void	eventFdWrite(int fd, long value)
static int	getTcpKeepCnt(int fd)
static int	getTcpKeepIdle(int fd)
static int	getTcpKeepIntvl(int fd)
static int	getTcpNotSentLowAt(int fd)
static int	getTcpUserTimeout(int milliseconds)
static int	getTrafficClass(int fd)
static int	isBroadcast(int fd)
static int	isIpFreeBind(int fd)
static int	isReuseAddress(int fd)
static int	isReusePort(int fd)
static FileDescriptor	newEpollCreate()
static FileDescriptor	newEventFd()
static int	offsetofEpollData()
static int	recvFd(int fd)
static int	sendFd(int socketFd, int fd)
static long	sendfile(int dest, DefaultFileRegion src, long baseOffset, long offset, long length)
static int	sendmmsg(int fd, io.netty.channel.epoll.NativeDatagramPacketArray.NativeDatagramPacket[] msgs, int offset, int len)
static void	setBroadcast(int fd, int broadcast)
static void	setIpFreeBind(int fd, int freeBind)
static void	setReuseAddress(int fd, int reuseAddress)
static void	setReusePort(int fd, int reuseAddress)
static void	setTcpFastopen(int fd, int tcpFastopenBacklog)
static void	setTcpKeepCnt(int fd, int probes)
static void	setTcpKeepIdle(int fd, int seconds)
static void	setTcpKeepIntvl(int fd, int seconds)
static void	setTcpMd5Sig(int fd, InetAddress address, byte[] key)
static void	setTcpNotSentLowAt(int fd, int tcpNotSentLowAt)
static void	setTcpUserTimeout(int fd, int milliseconds)
static void	setTrafficClass(int fd, int tcpNoDelay)
static int	sizeofEpollEvent()
static int	splice(int fd, long offIn, int fdOut, long offOut, long len)
static void	tcpInfo(int fd, EpollTcpInfo info)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

EPOLLIN

public static final int EPOLLIN

EPOLLOUT

public static final int EPOLLOUT

EPOLLRDHUP

public static final int EPOLLRDHUP

EPOLLET

public static final int EPOLLET

EPOLLERR

public static final int EPOLLERR

IOV_MAX

public static final int IOV_MAX

UIO_MAX_IOV

public static final int UIO_MAX_IOV

IS_SUPPORTING_SENDMMSG

public static final boolean IS_SUPPORTING_SENDMMSG

IS_SUPPORTING_TCP_FASTOPEN

public static final boolean IS_SUPPORTING_TCP_FASTOPEN

SSIZE_MAX

public static final long SSIZE_MAX

TCP_MD5SIG_MAXKEYLEN

public static final int TCP_MD5SIG_MAXKEYLEN

KERNEL_VERSION

public static final String KERNEL_VERSION

Method Detail

newEventFd

public static FileDescriptor newEventFd()

eventFdWrite

public static void eventFdWrite(int fd,
                long value)

eventFdRead

public static void eventFdRead(int fd)

newEpollCreate

public static FileDescriptor newEpollCreate()

epollWait

public static int epollWait(int efd,
            io.netty.channel.epoll.EpollEventArray events,
            int timeout)
                     throws IOException

Throws:

IOException

epollCtlAdd

public static void epollCtlAdd(int efd,
               int fd,
               int flags)
                        throws IOException

Throws:

IOException

epollCtlMod

public static void epollCtlMod(int efd,
               int fd,
               int flags)
                        throws IOException

Throws:

IOException

epollCtlDel

public static void epollCtlDel(int efd,
               int fd)
                        throws IOException

Throws:

IOException

splice

public static int splice(int fd,
         long offIn,
         int fdOut,
         long offOut,
         long len)
                  throws IOException

Throws:

IOException

sendfile

public static long sendfile(int dest,
            DefaultFileRegion src,
            long baseOffset,
            long offset,
            long length)
                     throws IOException

Throws:

IOException

sendmmsg

public static int sendmmsg(int fd,
           io.netty.channel.epoll.NativeDatagramPacketArray.NativeDatagramPacket[] msgs,
           int offset,
           int len)
                    throws IOException

Throws:

IOException

recvFd

public static int recvFd(int fd)
                  throws IOException

Throws:

IOException

sendFd

public static int sendFd(int socketFd,
         int fd)
                  throws IOException

Throws:

IOException

isReuseAddress

public static int isReuseAddress(int fd)

isReusePort

public static int isReusePort(int fd)

getTcpNotSentLowAt

public static int getTcpNotSentLowAt(int fd)

getTrafficClass

public static int getTrafficClass(int fd)

isBroadcast

public static int isBroadcast(int fd)

getTcpKeepIdle

public static int getTcpKeepIdle(int fd)

getTcpKeepIntvl

public static int getTcpKeepIntvl(int fd)

getTcpKeepCnt

public static int getTcpKeepCnt(int fd)

getTcpUserTimeout

public static int getTcpUserTimeout(int milliseconds)

isIpFreeBind

public static int isIpFreeBind(int fd)

setReuseAddress

public static void setReuseAddress(int fd,
                   int reuseAddress)

setReusePort

public static void setReusePort(int fd,
                int reuseAddress)

setTcpFastopen

public static void setTcpFastopen(int fd,
                  int tcpFastopenBacklog)

setTcpNotSentLowAt

public static void setTcpNotSentLowAt(int fd,
                      int tcpNotSentLowAt)

setTrafficClass

public static void setTrafficClass(int fd,
                   int tcpNoDelay)

setBroadcast

public static void setBroadcast(int fd,
                int broadcast)

setTcpKeepIdle

public static void setTcpKeepIdle(int fd,
                  int seconds)

setTcpKeepIntvl

public static void setTcpKeepIntvl(int fd,
                   int seconds)

setTcpKeepCnt

public static void setTcpKeepCnt(int fd,
                 int probes)

setTcpUserTimeout

public static void setTcpUserTimeout(int fd,
                     int milliseconds)

setIpFreeBind

public static void setIpFreeBind(int fd,
                 int freeBind)

tcpInfo

public static void tcpInfo(int fd,
           EpollTcpInfo info)

setTcpMd5Sig

public static void setTcpMd5Sig(int fd,
                InetAddress address,
                byte[] key)

sizeofEpollEvent

public static int sizeofEpollEvent()

offsetofEpollData

public static int offsetofEpollData()