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79 lines
1.9 KiB
C
79 lines
1.9 KiB
C
/***
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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, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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USA.
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***/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdlib.h>
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#include <pulse/xmalloc.h>
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#include <pulsecore/macro.h>
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#include "packet.h"
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pa_packet* pa_packet_new(size_t length) {
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pa_packet *p;
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pa_assert(length > 0);
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p = pa_xmalloc(PA_ALIGN(sizeof(pa_packet)) + length);
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PA_REFCNT_INIT(p);
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p->length = length;
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p->data = (uint8_t*) p + PA_ALIGN(sizeof(pa_packet));
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p->type = PA_PACKET_APPENDED;
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return p;
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}
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pa_packet* pa_packet_new_dynamic(void* data, size_t length) {
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pa_packet *p;
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pa_assert(data);
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pa_assert(length > 0);
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p = pa_xnew(pa_packet, 1);
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PA_REFCNT_INIT(p);
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p->length = length;
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p->data = data;
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p->type = PA_PACKET_DYNAMIC;
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return p;
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}
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pa_packet* pa_packet_ref(pa_packet *p) {
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pa_assert(p);
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pa_assert(PA_REFCNT_VALUE(p) >= 1);
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PA_REFCNT_INC(p);
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return p;
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}
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void pa_packet_unref(pa_packet *p) {
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pa_assert(p);
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pa_assert(PA_REFCNT_VALUE(p) >= 1);
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if (PA_REFCNT_DEC(p) <= 0) {
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if (p->type == PA_PACKET_DYNAMIC)
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pa_xfree(p->data);
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pa_xfree(p);
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}
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}
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