Package one.nio.os.bpf

Class Bpf

java.lang.Object

one.nio.os.bpf.Bpf

public class Bpf
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
(package private) static int	BPF_ANY
(package private) static int	BPF_EXIST
(package private) static int	BPF_F_LOCK
static int	BPF_F_MMAPABLE
(package private) static int	BPF_NOEXIST
static boolean	IS_SUPPORTED
(package private) static int	OBJ_MAP
(package private) static int	OBJ_PROG

Constructor Summary

Constructors

Constructor	Description
Bpf()

Method Summary

Modifier and Type	Method	Description
(package private) static int	mapCreate(int type, int keySize, int valueSize, int maxEntries, java.lang.String name, int flags, int innerMapFd)
(package private) static int	mapGetFdById(int id)
(package private) static java.lang.String	mapGetInfo(int fd, int[] result)
(package private) static boolean	mapGetNextKey(int fd, byte[] key, byte[] nextKey)
(package private) static boolean	mapLookup(int fd, byte[] key, byte[] result, int flags)
(package private) static boolean	mapRemove(int fd, byte[] key)
(package private) static boolean	mapUpdate(int fd, byte[] key, byte[] value, int flags)
(package private) static int	objectGet(java.lang.String pathName)
(package private) static void	objectPin(int fd, java.lang.String pathName)
(package private) static int	objGetNextId(int type, int startId)
(package private) static int	progGetFdById(int id)
(package private) static java.lang.String	progGetInfo(int fd, int[] result)
(package private) static int[]	progGetMapIds(int fd)
(package private) static int	progLoad(java.lang.String path, int type)
(package private) static void	progTestRun(int fd, byte[] dataIn, int lenDataIn, byte[] dataOut, byte[] ctxIn, int lenCtxIn, byte[] ctxOut, int[] retvals)
(package private) static int	rawTracepointOpen(int progFd, java.lang.String name)

Methods inherited from class java.lang.Object

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

Field Detail

IS_SUPPORTED

public static final boolean IS_SUPPORTED

OBJ_PROG

static final int OBJ_PROG

See Also:

Constant Field Values

OBJ_MAP

static final int OBJ_MAP

See Also:

Constant Field Values

BPF_ANY

@Native
static final int BPF_ANY

See Also:

Constant Field Values

BPF_NOEXIST

@Native
static final int BPF_NOEXIST

See Also:

Constant Field Values

BPF_EXIST

@Native
static final int BPF_EXIST

See Also:

Constant Field Values

BPF_F_LOCK

@Native
static final int BPF_F_LOCK

See Also:

Constant Field Values

BPF_F_MMAPABLE

public static final int BPF_F_MMAPABLE

See Also:

Constant Field Values

Constructor Detail

Bpf

public Bpf()

Method Detail

objGetNextId

static int objGetNextId(int type,
                        int startId)

progLoad

static int progLoad(java.lang.String path,
                    int type)
             throws java.io.IOException

Throws:

java.io.IOException

objectGet

static int objectGet(java.lang.String pathName)
              throws java.io.IOException

Throws:

java.io.IOException

objectPin

static void objectPin(int fd,
                      java.lang.String pathName)
               throws java.io.IOException

Throws:

java.io.IOException

progGetFdById

static int progGetFdById(int id)
                  throws java.io.IOException

Throws:

java.io.IOException

mapGetFdById

static int mapGetFdById(int id)
                 throws java.io.IOException

Throws:

java.io.IOException

progGetInfo

static java.lang.String progGetInfo(int fd,
                                    int[] result)
                             throws java.io.IOException

Throws:

java.io.IOException

progGetMapIds

static int[] progGetMapIds(int fd)
                    throws java.io.IOException

Throws:

java.io.IOException

progTestRun

static void progTestRun(int fd,
                        byte[] dataIn,
                        int lenDataIn,
                        byte[] dataOut,
                        byte[] ctxIn,
                        int lenCtxIn,
                        byte[] ctxOut,
                        int[] retvals)
                 throws java.io.IOException

Throws:

java.io.IOException

rawTracepointOpen

static int rawTracepointOpen(int progFd,
                             java.lang.String name)
                      throws java.io.IOException

Throws:

java.io.IOException

mapGetInfo

static java.lang.String mapGetInfo(int fd,
                                   int[] result)
                            throws java.io.IOException

Throws:

java.io.IOException

mapCreate

static int mapCreate(int type,
                     int keySize,
                     int valueSize,
                     int maxEntries,
                     java.lang.String name,
                     int flags,
                     int innerMapFd)
              throws java.io.IOException

Throws:

java.io.IOException

mapLookup

static boolean mapLookup(int fd,
                         byte[] key,
                         byte[] result,
                         int flags)
                  throws java.io.IOException

Throws:

java.io.IOException

mapUpdate

static boolean mapUpdate(int fd,
                         byte[] key,
                         byte[] value,
                         int flags)
                  throws java.io.IOException

Throws:

java.io.IOException

mapRemove

static boolean mapRemove(int fd,
                         byte[] key)
                  throws java.io.IOException

Throws:

java.io.IOException

mapGetNextKey

static boolean mapGetNextKey(int fd,
                             byte[] key,
                             byte[] nextKey)