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This file is part of PulseAudio.
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Copyright 2009 Lennart Poettering
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PulseAudio is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 2.1 of the License,
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or (at your option) any later version.
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PulseAudio is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with PulseAudio; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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#include <pulse/xmalloc.h>
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void pa_bitset_set(pa_bitset_t *b, unsigned k, pa_bool_t v) {
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b[k >> 5] |= 1 << (k & 31);
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b[k >> 5] &= ~((uint32_t) (1 << (k & 31)));
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pa_bool_t pa_bitset_get(const pa_bitset_t *b, unsigned k) {
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return !!(b[k >> 5] & (1 << (k & 31)));
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pa_bool_t pa_bitset_equals(const pa_bitset_t *b, unsigned n, ...) {
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a = pa_xnew0(pa_bitset_t, PA_BITSET_ELEMENTS(n));
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int j = va_arg(ap, int);
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pa_bitset_set(a, j, TRUE);
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equal = memcmp(a, b, PA_BITSET_SIZE(n)) == 0;