code.delx.au - pulseaudio/blob - polyp/memblock.h

   1 #ifndef foomemblockhfoo
   2 #define foomemblockhfoo
   3
   4 /* $Id$ */
   5
   6 /***
   7   This file is part of polypaudio.
   8
   9   polypaudio is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU General Public License as published
  11   by the Free Software Foundation; either version 2 of the License,
  12   or (at your option) any later version.
  13
  14   polypaudio is distributed in the hope that it will be useful, but
  15   WITHOUT ANY WARRANTY; without even the implied warranty of
  16   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  17   General Public License for more details.
  18
  19   You should have received a copy of the GNU General Public License
  20   along with polypaudio; if not, write to the Free Software
  21   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  22   USA.
  23 ***/
  24
  25 #include <sys/types.h>
  26 #include <inttypes.h>
  27
  28 enum pa_memblock_type { PA_MEMBLOCK_FIXED, PA_MEMBLOCK_APPENDED, PA_MEMBLOCK_DYNAMIC };
  29
  30 struct pa_memblock {
  31     enum pa_memblock_type type;
  32     unsigned ref;
  33     size_t length;
  34     void *data;
  35 };
  36
  37 struct pa_memblock *pa_memblock_new(size_t length);
  38 struct pa_memblock *pa_memblock_new_fixed(void *data, size_t length);
  39 struct pa_memblock *pa_memblock_new_dynamic(void *data, size_t length);
  40
  41 void pa_memblock_unref(struct pa_memblock*b);
  42 struct pa_memblock* pa_memblock_ref(struct pa_memblock*b);
  43
  44 void pa_memblock_unref_fixed(struct pa_memblock*b);
  45
  46 unsigned pa_memblock_get_count(void);
  47 unsigned pa_memblock_get_total(void);
  48
  49 #endif