Package org.lwjgl.system.linux

Class Flock

java.lang.Object
org.lwjgl.system.Pointer.Default
org.lwjgl.system.Struct<Flock>
org.lwjgl.system.linux.Flock
All Implemented Interfaces:
AutoCloseable, org.lwjgl.system.NativeResource, org.lwjgl.system.Pointer
public class Flock extends org.lwjgl.system.Struct<Flock> implements org.lwjgl.system.NativeResource

Layout


 struct flock64 {
     short l_type();
     short l_whence();
     off_t l_start();
     off_t l_len();
     pid_t l_pid();
 }

  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Class
    Description
    static class 
    Flock.Buffer
    An array of Flock structs.

    Nested classes/interfaces inherited from class org.lwjgl.system.Struct

    org.lwjgl.system.Struct.StructValidation

    Nested classes/interfaces inherited from interface org.lwjgl.system.Pointer

    org.lwjgl.system.Pointer.Default

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final int
    ALIGNOF
    The struct alignment in bytes.
    static final int
    L_LEN
    The struct member offsets.
    static final int
    L_PID
    The struct member offsets.
    static final int
    L_START
    The struct member offsets.
    static final int
    L_TYPE
    The struct member offsets.
    static final int
    L_WHENCE
    The struct member offsets.
    static final int
    SIZEOF
    The struct size in bytes.

    Fields inherited from interface org.lwjgl.system.Pointer

    BITS32, BITS64, CLONG_SHIFT, CLONG_SIZE, POINTER_SHIFT, POINTER_SIZE

  • Constructor Summary

    Constructors
    Constructor
    Description
    Flock(ByteBuffer container)
    Creates a Flock instance at the current position of the specified ByteBuffer container.

  • Method Summary

    Modifier and Type
    Method
    Description
    static Flock
    calloc()
    Returns a new Flock instance allocated with memCalloc.
    static Flock.Buffer
    calloc(int capacity)
    Returns a new Flock.Buffer instance allocated with memCalloc.
    static Flock.Buffer
    calloc(int capacity, org.lwjgl.system.MemoryStack stack)
    Returns a new Flock.Buffer instance allocated on the specified MemoryStack and initializes all its bits to zero.
    static Flock
    calloc(org.lwjgl.system.MemoryStack stack)
    Returns a new Flock instance allocated on the specified MemoryStack and initializes all its bits to zero.
    static Flock
    create()
    Returns a new Flock instance allocated with BufferUtils.
    static Flock.Buffer
    create(int capacity)
    Returns a new Flock.Buffer instance allocated with BufferUtils.
    static Flock
    create(long address)
    Returns a new Flock instance for the specified memory address.
    static Flock.Buffer
    create(long address, int capacity)
    Create a Flock.Buffer instance at the specified memory.
    static Flock
    createSafe(long address)
    Like create, but returns null if address is NULL.
    static Flock.Buffer
    createSafe(long address, int capacity)
    Like create, but returns null if address is NULL.
    long
    l_len()
    size of the locked area; zero means until EOF
    Flock
    l_len(long value)
    Sets the specified value to the l_len() field.
    int
    l_pid()
    process holding the lock
    Flock
    l_pid(int value)
    Sets the specified value to the l_pid() field.
    long
    l_start()
    offset where the lock begins
    Flock
    l_start(long value)
    Sets the specified value to the l_start() field.
    short
    l_type()
    type of lock.
    Flock
    l_type(short value)
    Sets the specified value to the l_type() field.
    short
    l_whence()
    where l_start is relative to (like lseek)
    Flock
    l_whence(short value)
    Sets the specified value to the l_whence() field.
    static Flock
    malloc()
    Returns a new Flock instance allocated with memAlloc.
    static Flock.Buffer
    malloc(int capacity)
    Returns a new Flock.Buffer instance allocated with memAlloc.
    static Flock.Buffer
    malloc(int capacity, org.lwjgl.system.MemoryStack stack)
    Returns a new Flock.Buffer instance allocated on the specified MemoryStack.
    static Flock
    malloc(org.lwjgl.system.MemoryStack stack)
    Returns a new Flock instance allocated on the specified MemoryStack.
    static long
    nl_len(long struct)
    Unsafe version of l_len().
    static void
    nl_len(long struct, long value)
    Unsafe version of l_len.
    static int
    nl_pid(long struct)
    Unsafe version of l_pid().
    static void
    nl_pid(long struct, int value)
    Unsafe version of l_pid.
    static long
    nl_start(long struct)
    Unsafe version of l_start().
    static void
    nl_start(long struct, long value)
    Unsafe version of l_start.
    static short
    nl_type(long struct)
    Unsafe version of l_type().
    static void
    nl_type(long struct, short value)
    Unsafe version of l_type.
    static short
    nl_whence(long struct)
    Unsafe version of l_whence().
    static void
    nl_whence(long struct, short value)
    Unsafe version of l_whence.
    Flock
    set(short l_type, short l_whence, long l_start, long l_len, int l_pid)
    Initializes this struct with the specified values.
    Flock
    set(Flock src)
    Copies the specified struct data to this struct.
    int
    sizeof()
     

    Methods inherited from class org.lwjgl.system.Struct

    clear, free, isNull, validate

    Methods inherited from class org.lwjgl.system.Pointer.Default

    address, equals, hashCode, toString

    Methods inherited from class java.lang.Object

    getClass, notify, notifyAll, wait, wait, wait

    Methods inherited from interface org.lwjgl.system.NativeResource

    close, free

  • Field Details

    • SIZEOF

      public static final int SIZEOF
      The struct size in bytes.

    • ALIGNOF

      public static final int ALIGNOF
      The struct alignment in bytes.

    • L_TYPE

      public static final int L_TYPE
      The struct member offsets.

    • L_WHENCE

      public static final int L_WHENCE
      The struct member offsets.

    • L_START

      public static final int L_START
      The struct member offsets.

    • L_LEN

      public static final int L_LEN
      The struct member offsets.

    • L_PID

      public static final int L_PID
      The struct member offsets.

  • Constructor Details

    • Flock

      public Flock(ByteBuffer container)
      Creates a Flock instance at the current position of the specified ByteBuffer container. Changes to the buffer's content will be visible to the struct instance and vice versa.

      The created instance holds a strong reference to the container object.

  • Method Details

    • sizeof

      public int sizeof()
      Specified by:
      sizeof in class org.lwjgl.system.Struct<Flock>

    • l_type

      public short l_type()
      type of lock. One of:
      FCNTL.F_RDLCKFCNTL.F_WRLCKFCNTL.F_UNLCK

    • l_whence

      public short l_whence()
      where l_start is relative to (like lseek)

    • l_start

      public long l_start()
      offset where the lock begins

    • l_len

      public long l_len()
      size of the locked area; zero means until EOF

    • l_pid

      public int l_pid()
      process holding the lock

    • l_type

      public Flock l_type(short value)
      Sets the specified value to the l_type() field.

    • l_whence

      public Flock l_whence(short value)
      Sets the specified value to the l_whence() field.

    • l_start

      public Flock l_start(long value)
      Sets the specified value to the l_start() field.

    • l_len

      public Flock l_len(long value)
      Sets the specified value to the l_len() field.

    • l_pid

      public Flock l_pid(int value)
      Sets the specified value to the l_pid() field.

    • set

      public Flock set(short l_type, short l_whence, long l_start, long l_len, int l_pid)
      Initializes this struct with the specified values.

    • set

      public Flock set(Flock src)
      Copies the specified struct data to this struct.
      Parameters:
      src - the source struct
      Returns:
      this struct

    • malloc

      public static Flock malloc()
      Returns a new Flock instance allocated with memAlloc. The instance must be explicitly freed.

    • calloc

      public static Flock calloc()
      Returns a new Flock instance allocated with memCalloc. The instance must be explicitly freed.

    • create

      public static Flock create()
      Returns a new Flock instance allocated with BufferUtils.

    • create

      public static Flock create(long address)
      Returns a new Flock instance for the specified memory address.

    • createSafe

      @Nullable public static Flock createSafe(long address)
      Like create, but returns null if address is NULL.

    • malloc

      public static Flock.Buffer malloc(int capacity)
      Returns a new Flock.Buffer instance allocated with memAlloc. The instance must be explicitly freed.
      Parameters:
      capacity - the buffer capacity

    • calloc

      public static Flock.Buffer calloc(int capacity)
      Returns a new Flock.Buffer instance allocated with memCalloc. The instance must be explicitly freed.
      Parameters:
      capacity - the buffer capacity

    • create

      public static Flock.Buffer create(int capacity)
      Returns a new Flock.Buffer instance allocated with BufferUtils.
      Parameters:
      capacity - the buffer capacity

    • create

      public static Flock.Buffer create(long address, int capacity)
      Create a Flock.Buffer instance at the specified memory.
      Parameters:
      address - the memory address
      capacity - the buffer capacity

    • createSafe

      @Nullable public static Flock.Buffer createSafe(long address, int capacity)
      Like create, but returns null if address is NULL.

    • malloc

      public static Flock malloc(org.lwjgl.system.MemoryStack stack)
      Returns a new Flock instance allocated on the specified MemoryStack.
      Parameters:
      stack - the stack from which to allocate

    • calloc

      public static Flock calloc(org.lwjgl.system.MemoryStack stack)
      Returns a new Flock instance allocated on the specified MemoryStack and initializes all its bits to zero.
      Parameters:
      stack - the stack from which to allocate

    • malloc

      public static Flock.Buffer malloc(int capacity, org.lwjgl.system.MemoryStack stack)
      Returns a new Flock.Buffer instance allocated on the specified MemoryStack.
      Parameters:
      capacity - the buffer capacity
      stack - the stack from which to allocate

    • calloc

      public static Flock.Buffer calloc(int capacity, org.lwjgl.system.MemoryStack stack)
      Returns a new Flock.Buffer instance allocated on the specified MemoryStack and initializes all its bits to zero.
      Parameters:
      capacity - the buffer capacity
      stack - the stack from which to allocate

    • nl_type

      public static short nl_type(long struct)
      Unsafe version of l_type().

    • nl_whence

      public static short nl_whence(long struct)
      Unsafe version of l_whence().

    • nl_start

      public static long nl_start(long struct)
      Unsafe version of l_start().

    • nl_len

      public static long nl_len(long struct)
      Unsafe version of l_len().

    • nl_pid

      public static int nl_pid(long struct)
      Unsafe version of l_pid().

    • nl_type

      public static void nl_type(long struct, short value)
      Unsafe version of l_type.

    • nl_whence

      public static void nl_whence(long struct, short value)
      Unsafe version of l_whence.

    • nl_start

      public static void nl_start(long struct, long value)
      Unsafe version of l_start.

    • nl_len

      public static void nl_len(long struct, long value)
      Unsafe version of l_len.

    • nl_pid

      public static void nl_pid(long struct, int value)
      Unsafe version of l_pid.