mirror of
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5effc83479
FSF addresses used in PA sources are no longer valid and rpmlint generates numerous warnings during packaging because of this. This patch changes all FSF addresses to FSF web page according to the GPL how-to: https://www.gnu.org/licenses/gpl-howto.en.html Done automatically by sed-ing through sources.
56 lines
2 KiB
C
56 lines
2 KiB
C
#ifndef foomemchunkhfoo
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#define foomemchunkhfoo
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/***
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This file is part of PulseAudio.
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Copyright 2004-2006 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
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published by the Free Software Foundation; either version 2.1 of the
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License, 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
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***/
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typedef struct pa_memchunk pa_memchunk;
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#include <pulsecore/memblock.h>
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/* A memchunk describes a part of a memblock. In contrast to the memblock, a
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* memchunk is not allocated dynamically or reference counted, instead
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* it is usually stored on the stack and copied around */
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struct pa_memchunk {
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pa_memblock *memblock;
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size_t index, length;
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};
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/* Make a memchunk writable, i.e. make sure that the caller may have
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* exclusive access to the memblock and it is not read-only. If needed
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* the memblock in the structure is replaced by a copy. If min is not
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* 0 it is made sure that the returned memblock is at least of the
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* specified size, i.e. is enlarged if necessary. */
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pa_memchunk* pa_memchunk_make_writable(pa_memchunk *c, size_t min);
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/* Invalidate a memchunk. This does not free the containing memblock,
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* but sets all members to zero. */
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pa_memchunk* pa_memchunk_reset(pa_memchunk *c);
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/* Map a memory chunk back into memory if it was swapped out */
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pa_memchunk *pa_memchunk_will_need(const pa_memchunk *c);
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/* Copy the data in the src memchunk to the dst memchunk */
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pa_memchunk* pa_memchunk_memcpy(pa_memchunk *dst, pa_memchunk *src);
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/* Return true if any field is set != 0 */
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bool pa_memchunk_isset(pa_memchunk *c);
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#endif
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