1  /* Copyright (C) 2021-2023 Free Software Foundation, Inc.
       2     Contributed by Oracle.
       3  
       4     This file is part of GNU Binutils.
       5  
       6     This program is free software; you can redistribute it and/or modify
       7     it under the terms of the GNU General Public License as published by
       8     the Free Software Foundation; either version 3, or (at your option)
       9     any later version.
      10  
      11     This program is distributed in the hope that it will be useful,
      12     but WITHOUT ANY WARRANTY; without even the implied warranty of
      13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14     GNU General Public License for more details.
      15  
      16     You should have received a copy of the GNU General Public License
      17     along with this program; if not, write to the Free Software
      18     Foundation, 51 Franklin Street - Fifth Floor, Boston,
      19     MA 02110-1301, USA.  */
      20  
      21  #ifndef _MEMMGR_H
      22  #define _MEMMGR_H
      23  
      24  struct Heap;
      25  typedef struct Heap Heap;
      26  
      27  Heap *__collector_newHeap ();
      28  void __collector_deleteHeap (Heap *heap);
      29  
      30  /*
      31   * Initialize memmgr mutex locks.
      32   */
      33  void __collector_mmgr_init_mutex_locks (Heap *heap);
      34  
      35  /*
      36   * Allocate non-resizable memory.
      37   */
      38  void *__collector_allocCSize (Heap *heap, unsigned sz, int log);
      39  
      40  /*
      41   * Free non-resizable memory.
      42   */
      43  void __collector_freeCSize (Heap *heap, void *ptr, unsigned sz);
      44  
      45  /*
      46   * Allocate resizable memory
      47   */
      48  void *__collector_allocVSize (Heap *heap, unsigned sz);
      49  
      50  /*
      51   * Change size of resizable memory.
      52   * ptr - if not NULL, it must have been previously allocated from
      53   *       the same heap, otherwise returns allocVSize(heap, newsz);
      54   * newsz - new size; if 0, memory is freed and no new allocation
      55   *       occurs;
      56   */
      57  void *__collector_reallocVSize (Heap *heap, void *ptr, unsigned newsz);
      58  
      59  #endif