src/basic/mempool.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 /***
   5   Copyright 2011-2014 Lennart Poettering
   6   Copyright 2014 Michal Schmidt
   7 ***/
   8
   9 #include <stddef.h>
  10
  11 struct pool;
  12
  13 struct mempool {
  14         struct pool *first_pool;
  15         void *freelist;
  16         size_t tile_size;
  17         unsigned at_least;
  18 };
  19
  20 void* mempool_alloc_tile(struct mempool *mp);
  21 void* mempool_alloc0_tile(struct mempool *mp);
  22 void mempool_free_tile(struct mempool *mp, void *p);
  23
  24 #define DEFINE_MEMPOOL(pool_name, tile_type, alloc_at_least) \
  25 static struct mempool pool_name = { \
  26         .tile_size = sizeof(tile_type), \
  27         .at_least = alloc_at_least, \
  28 }
  29
  30 #if VALGRIND
  31 void mempool_drop(struct mempool *mp);
  32 #endif