code.delx.au - pulseaudio/blob - src/pulsecore/bitset.h

   1 #ifndef foopulsecorebitsethfoo
   2 #define foopulsecorebitsethfoo
   3
   4 /***
   5   This file is part of PulseAudio.
   6
   7   Copyright 2009 Lennart Poettering
   8
   9   PulseAudio is free software; you can redistribute it and/or modify
  10   it under the terms of the GNU Lesser 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   PulseAudio 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 Lesser General Public License
  20   along with PulseAudio; 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 <inttypes.h>
  26 #include <pulsecore/macro.h>
  27
  28 #define PA_BITSET_ELEMENTS(n) (((n)+31)/32)
  29 #define PA_BITSET_SIZE(n) (PA_BITSET_ELEMENTS(n)*32)
  30
  31 typedef uint32_t pa_bitset_t;
  32
  33 void pa_bitset_set(pa_bitset_t *b, unsigned k, pa_bool_t v);
  34 pa_bool_t pa_bitset_get(const pa_bitset_t *b, unsigned k);
  35 pa_bool_t pa_bitset_equals(const pa_bitset_t *b, unsigned n, ...);
  36
  37 #endif