Constructor Detail

• Stdlib

  public Stdlib()

Method Detail

• memread

  public static boolean memread(byte[] dst,
                long src,
                int sz)

  Read from plain memory

  Parameters:

  dst - Destination byte array

  src - Source memory address

  sz - Number of bytes to copy.

• memwrite

  public static boolean memwrite(long dst,
                 byte[] src,
                 int sz)

  Write to plain memory

  Parameters:

  dst - Destination memory address

  src - Source byte array

  sz - Number of bytes to copy.

• memset

  public static boolean memset(long dst,
               int c,
               int sz)

  Sets buffers to a specified character

  Parameters:

  dst - Destination memory address

  c - Character to set.

  sz - Number of characters.

• malloc

  public static long malloc(int sz)

  Allocates memory blocks.

  Parameters:

  sz - Bytes to allocate.

• realloc

  public static long realloc(long mem,
             int sz)

  Reallocate memory blocks.

  Parameters:

  mem - Pointer to previously allocated memory block.

  sz - New size in bytes.

• calloc

  public static long calloc(int num,
            int sz)

  Allocates an array in memory with elements initialized to 0.

  Parameters:

  num - Number of elements.

  sz - Length in bytes of each element.

• free

  public static void free(long mem)

  Deallocates or frees a memory block.

  Parameters:

  mem - Previously allocated memory block to be freed.

• getpid

  public static int getpid()

  Get current process pid.

  Returns:

  current pid or < 1 in case of error.

• getppid

  public static int getppid()

  Get current process parent pid.

  Returns:

  parent pid or < 1 in case of error.