diff options
Diffstat (limited to 'src/polypcore/packet.c')
-rw-r--r-- | src/polypcore/packet.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/polypcore/packet.c b/src/polypcore/packet.c new file mode 100644 index 00000000..b3a2e074 --- /dev/null +++ b/src/polypcore/packet.c @@ -0,0 +1,69 @@ +/* $Id$ */ + +/*** + This file is part of polypaudio. + + polypaudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 of the + License, or (at your option) any later version. + + polypaudio is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with polypaudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <assert.h> +#include <stdlib.h> + +#include "packet.h" +#include "xmalloc.h" + +pa_packet* pa_packet_new(size_t length) { + pa_packet *p; + assert(length); + p = pa_xmalloc(sizeof(pa_packet)+length); + p->ref = 1; + p->length = length; + p->data = (uint8_t*) (p+1); + p->type = PA_PACKET_APPENDED; + return p; +} + +pa_packet* pa_packet_new_dynamic(uint8_t* data, size_t length) { + pa_packet *p; + assert(data && length); + p = pa_xmalloc(sizeof(pa_packet)); + p->ref = 1; + p->length = length; + p->data = data; + p->type = PA_PACKET_DYNAMIC; + return p; +} + +pa_packet* pa_packet_ref(pa_packet *p) { + assert(p && p->ref >= 1); + p->ref++; + return p; +} + +void pa_packet_unref(pa_packet *p) { + assert(p && p->ref >= 1); + p->ref--; + + if (p->ref == 0) { + if (p->type == PA_PACKET_DYNAMIC) + pa_xfree(p->data); + pa_xfree(p); + } +} |